Patents
- Indian Patents Granted
- Indian Patents Filed
- International Patents Granted / Filed
S.No
Title of Patent
Name of Inventors
Patent Number
Date of Grant
Patent Application Number
Date of filing
1
Method of preparation of carbon supported platinum electrocatalyst for proton exchange membrane fuel cells and the product thereof
Dr. N. Rajalakshmi,
Vedarajan Raman,
Jayaraj Prithi
418482
18/01/2023
202011035825
20/08/2020
2
A Super Hydrophobic Coating with High Optical Properties having Easy to Clean Property, UV and Corrosion Resistance Properties, a Process of Preparation and Application of the Same
S Sakthivel,
S Viswanathan,
S V Joshi
382971
29/11/2021
402/DEL/2014
12/02/2014
3
A Process and a Multi-Piston Hot Press for Producing Powder Metallurgy Component, such as Cerametallic Friction Composite
Malobika Karanjai,
A.Siva Kumar
379250
13/10/2021
3844/DEL/2011
28/12/ 2011
4
An Improved Method for Making Sintered Polycrystalline Transparent Sub-Micron Alumina Article
R. Senthil Kumar
378836
07/10/2021
1358/DEL/2011
10/05/2011
5
An Improved Process of Carbon - Metal Oxide Composites Prepared by Nano Casting of Wood and the Product Thereof
J. Revathi,
Atul Suresh Deshpande,
Tata Narasinga Rao
376509
06/09/2021
201611034531
07/10/2016
6
Multi-Track Laser Surface Hardening of Low Carbon Cold Rolled Closely Annealed (CRCA) Grades of Steels
S.M. Shariff,
Manish Tak,
G. Padmanabham
375427
26/08/2021
1411/KOL/2013
13/12/2013
7
An Improved Coating Composition to Provide Prolonged Corrosion Protection to Anodizable Metal Surfaces and Process of Preparing the Same
R. Subasri,
S. Manasa
370802
30/06/2021
3082/DEL/2015
28/09/ 2015
8
A Device for and A Method of Cooling Fuel Cells
K.S.Dhathathreyan,
N. Rajalakshmi,
B. Viswanath Sasank
370365
25/06/2021
1408/DEL/2012
08/05/2012
9
Exfoliated Graphite Separator based Electrolyzer for Hydrogen Generation
K S Dhathathreyan,
R Balaji,
R Krishan,
N Rajalakshmi,
L Babu,
R Vasudevan,
P Sarangan,
R Partasarathy
369206
14/06/2021
3073/DEL/2013
17/10/2013
10
An Improved Test Control System useful For Fuel Cell Stack Monitoring and Controlling
K.S. Dhathathreyan,
N. Rajalakshmi
366702
14/05/2021
269/DEL/2013
31/01/2013
11
An Improved Process For Preparing Durable Multifunctional Coatings On Metal/Alloy Substrates
R. Subasri,
S. Pradheebha,
Ravi N Bathe,
G.Padmanabham
366262
06/05/2021
201711020529
12/06/2017
12
A Method of Preparing of Anti Tarnishing Organic-Inorganic Hybrid Sol-Gel and Coating The Same
K Murugan,
R Subasri,
G Padmanabham
366131
05/05/2021
2049/DEL/2015
07/07/2015
13
A method of producing high performance lithium titanate anode material for lithium ion battery applications
S. Anandan,
P.M. Prateeksha,
R. Vijay,
Tata N Rao
365560
24/04/2021
201711006147
21/02/2017
14
Ambient Condition Curable Transparent Super Hydrophobic Coating For Easy To Clean Applications And Method Of Producing The Same
S. Sakthivel,
Easwaramoorthi R.,
Narendra Chundi,
Srinivas Rao Atchuta,
Somendra Parihar,
V. Jayan,
Upain K Arora,
M. Malik,
P.D. Hirani
361991
18/03/2021
201911009429
11/03/2019
15
Method of Deposition of Double Perovskite of Sr-Fe Niobium Oxide Film on a Substrate by Spray Coating Technique and the Coated Substrate Thereof
P H Borse,
Rekha Dom
356708
27/01/2021
1151/DEL/2014
29/04/2014
16
Electronically and Ionically Conducting Multi-Layer Fuel Cell Electrode and a Method for Making the Same
K.S.Dhathathreyan,
N. Rajalakshmi,
R. Vasudevan,
T.P. Sarangan
351830
20/11/2020
2198/DEL/2012
17/07/2012
17
A Method of Preparation of Supported Platinum Nano Particle Catalyst in Tubular Flow Reactor Via Polycol Process
K S Dhathathreyan,
N Rajalakshmi,
K N M Krishna
350276
28/10/2020
1571/DEL/2013
24/05/2013
18
A Multi Track Laser Beam Process of Surface Hardening of a Full size Steel Blank of Low Carbon Steel for Producing Automotive Components
Badirujjaman Syed,
S.M. Shariff,
G. Padmanabham,
A. Haldar,
S. Kundu
349560
19/10/2020
600/KOL/2012
25/05/2012
19
Method of producing Hollow MgF2 nanoparticles, anti-reflection coating sols and coatings for optical and solar applications
S. Sakthivel,
K. Chandrasekhar Reddy
348807
07/10/2020
201611041804
07/12/2016
20
An Improved Performance of Nanocomposite Oxide Selective Absorber Coating with Excellent Optical and Thermal Resistant Properties and Method of Manufacturing the Same
S.Sakthivel,
S V.Joshi,
M.Shiva Prasad,
B Mallikarjun
345443
28/08/2020
1111/DEL/2015
22/04/ 2015
21
A Novel Laser Surface Modification Technique for Hardening Steel
Manish Tak,
S.M. Shariff,
G. Padmanabham
343960
12/08/2020
337/DEL/2013
06/02/2013
22
An Improved Process for Obtaining a Transparent, Protective Coating on Bi-Aspheric / Plano-Convex Lenses made of Optical Grade Plastics for use in Indirect Ophthalmoscopy
R Subasri,
S Logapperumal,
K Murugan
343375
05/08/2020
3072/DEL/2013
17/10/2013
23
An Improved Composition for Antireflective Coating with Improved Mechanical Properties and a Process of Coating the Same
R Subasri,
P Sivaprakasam
342046
20/07/2020
2330/DEL/2013
05/08/2013
24
Method Of Producing Nano Structured C-TIO2 Composite Material For Visible Light Active Photocatalytic Self-Cleaning Applications
Dr. S. Sakthivel,
Dr. S. Anandan,
Dr. T.N. Rao
340592
06/07/2020
201811011478
28/03/2018
25
An Improved Composition for Solar Selective Coatings on Metallic Surfaces and a Process for its Preparation and a Process for Coating using the Composition
K.R.C. Somaraju,
D. Sreenivas Reddy,
R. Subasri,
G. Padmanabham
340426
03/07/2020
3324/DEL/2011
22/11/ 2011
26
Enhanced Thermal Management Systems for Fuel Cell Applications Using Nanofluid Coolant
K.S. Dhathathreyan,
N. Rajalakshmi,
B. Viswanath Sasank,
S. Ramprabhu,
Tessy Theres Baby
339836
30/06/2020
1745/DEL/2012
07/06/2012
27
An Improved Composition for Coating Anodizable Metal Surfaces and a Process of Coating the Same`
R Subasri,
Nirmal Kumar,
K R C Somaraju,
V Uma
339945
30/06/2020
1310/DEL/2013
03/05/2013
28
Process for Producing Anti-Reflective Coatings With Anti-Fogging (Super Hydrophilic), UV, Weather and Scratch Resistance Properties
S Sakthivel,
S Alex,
S V Joshi
339326
25/06/2020
2919/DEL/2013
03/10/2013
29
Methods of preparation of high
Performance ZnO varistors and improved compositions
Kaliyan Hembram,
Tata N. Rao,
Raman S. Srinivasa,
Ajit R. Kulkarni
339072
22/06/2020
2765/DEL/2015
03/09/2015
30
A Polymer Electrolyte Membrane (PEM) Cell and a Method of Producing Hydrogen from Aqueous Organic Solutions
K.S. Dhathathreyan,
R. Balaji,
Ramya Krishnan,
N. Rajalakshmi
338862
19/06/2020
3313/DEL/2012
29/10/2012
31
An improved process to make coating compositions for Transparent, UV blocking coatings on glass and a process of coating the same
R Subasri,
N Mukhopadhyay,
K Murugan
338641
17/06/2020
1152/DEL/2014
29/04/2014
32
A Novel Electrochemical Method for Manufacturing CIGS Thin Film Containing Nanomesh Like Structure
B V Sarada,
S Mandati,
S V Joshi
337455
28/05/2020
426/DEL/2015
16/02/2015
33
A method and an apparatus for
Preparing nickel tungsten based nanocomposite coating deposition
Nitin Wasekar,
D.S. Rao,
G. Sundararajan
337108
20/05/2020
201611001190
13/01/2016
34
Production of Graphene-Based Materials by Thermal Spray
Easwaramoorthy,
G Sivakumar
335723
22/04/2020
2626/DEL/2015
25/08/ 2015
35
Method of Producing Multifunctional Self Assembled Mixed Phase Titania Spheres
Neha Y Hebalkar,
T N Rao
335724
22/04/2020
3777/DEL/2014
19/12/2014
36
An Improved Gas Flow Field Plate for use in Polymer Electrolyte Membrane Fuel Cells (PEMFC)
K.S.Dhathathreyan,
N. Rajalakshmi,
S. Pandiyan,
R. Vasudevan,
L. Babu,
T.P. Sarangan,
R. Parthasarathy
332242
18/02/2020
2339/DEL/2008
13/10/2008
37
An Improved Process for Preparation of Nanosilver Coated Ceramic Candle Filter
J. Revathi
K. Murugan
Tata Narasinga Rao
K. Murugan
Tata Narasinga Rao
327532
17/12/2019
1249/DEL/2011
28/04/2011
38
Catalytically and Chemically modified Carbon Nanostructures for Storage of Hydrogen
S. Ramaprabhu
B. Sangeetha
T.S. Remya
G. Subashini
N. Rajalakshmi
K.S. Dhathathreyan
323653
24/10/2019
405/CHE/2013
30/01/2013
39
A High Thermal Stable Selective Solar Absorber layer with Low Emissive Barrier Coating over a Substrate and a Process of Producing the Same
S. Sakthivel
Srinivasa Rao Atchuta
Srinivasa Rao Atchuta
323497
23/10/2019
3312/DEL/2012
29/10/2012
40
An Improved Hybrid Methodology for Producing Composite Multilayered and Graded Coatings by Plasma Spraying Utilizing Powder and Solution Precursor Feedstock
G. Siva Kumar
Shrikant V. Joshi
Shrikant V. Joshi
323443
22/10/2019
2965/DEL/2011
17/10/2011
41
Fuel Cell System Equipped with Oxygen Enrichment System Using Magnet
K.S.Dhathathreyan
N. Rajalakshmi
B. Viswanath Sasank
N. Rajalakshmi
B. Viswanath Sasank
321825
27/09/2019
2985/DEL/2012
25/09/2012
42
Improved Magnetron Cathode and a Process for Depositing Thin Films on Surfaces using the said Cathode
A. Subrahmanyam
Krishna Valleti
S V Joshi
G. Sundararajan
Krishna Valleti
S V Joshi
G. Sundararajan
320582
16/09/2019
21/DEL/2008
03/01/2008
43
A Method for Synthesis of Tungsten Disulphide Nanosheets
Joydip Joardar
M.L.Sylvester Sahayaraj
M.L.Sylvester Sahayaraj
320209
11/09/2019
1703/DEL/2012
04/08/2012
44
Process for Producing Anti-Reflective Coatings with Scratch Resistance Property
S. Sakthivel
R.C. Magendiran
Shrikant V. Joshi
R.C. Magendiran
Shrikant V. Joshi
314900
27/06/2019
1777/DEL/2012
11/06/2012
45
A Process for Preparing Nanocrystalline Olivine Structure Transition Metal Phosphate Material
Dinesh Rangappa
R. Gopalan
Tata Narasinga Rao
R. Gopalan
Tata Narasinga Rao
310620
31/03/2019
405/DEL/2012
14/02/2012
46
Novel Copper Foils having High Hardness and Conductivity and a Pulse Reverse Electrodeposition Method for their Preparation
B.V. Sarada,
C.L.P. Pavithra, M. Ramakrishna,
T. Narasinga Rao
306501
29/01/2019
1028/DEL/2009
19/05/2009
47
An Improved Process
for Producing Silica Aerogel Thermal Insulation Product with Increased
Efficiency
Neha Y Hebalkar
305898
18/01/2019
2141/DEL/2015
15/07/ 2015
48
An Improved Coating Composition to Provide Flame Retardant Property to Fabrics and Process of Preparing the Same
R. Subasri,
Abhishek Tyagi
305214
01/01/2019
201611040091
23/11/2016
49
An Improved Method of Preparing Porous Silicon Compacts
Dibyendu Chakravarty,
B.V.Sarada,
Tata Narasinga Rao
304349
12/12/2018
912/DEL/2011
31/03/2011
50
An Improved Solar Selective Multilayer Coating and a Method of Depositing the Same
Krishna Valleti
Shrikant V. Joshi
Shrikant V. Joshi
303791
30/11/2018
1567/DEL/2012
22/05/2012
51
An Improved Process for Preparing Nanotungsten Carbide Powder useful for Fuel Cells
K.S. Dhathathreyan
N. Rajalakshmi
T. Narasinga Rao
N. Rajalakshmi
T. Narasinga Rao
303338
22/11/2018
81/DEL/2007
12/01/2007
52
Improved Fuel Cell having Enhanced Performance
N. Rajalakshmi
K.S. Dhathathreyan
K.S. Dhathathreyan
301158
19/09/2018
606/DEL/2007
20/03/2007
53
An Improved Abrasion Resistant and Hydrophobic Composition for Coating Plastic Surfaces and a Process for its Preparation
K. R. C. Somaraju
D. Sreenivas Reddy
R. Subasri
G. Padmanabham
D. Sreenivas Reddy
R. Subasri
G. Padmanabham
297072
24/05/2018
1278/DEL/2011
02/05/2011
54
Improved Scratch and Abrasion Resistant Compositions for Coating Plastic Surfaces, a Process for their Preparation and a Process for Coating using the Compositions
Gururaj Telasang
K.R.C. Somaraju
R. Subasri
G. Padmanabham
K.R.C. Somaraju
R. Subasri
G. Padmanabham
295221
28/03/2018
2427/DEL/2010
12/10/2010
55
An Improved Method for Producing ZnO Nanorods
Kaliyan Hembram
D. Sivaprahasam
Tata Narasinga Rao
D. Sivaprahasam
Tata Narasinga Rao
293775
05/03/2018
2759/DEL/2010
19/11/2010
56
A Hydrophilic Membrane Based Humidifier useful for Fuel Cells
K. S. Dhathathreyan
Ramya Krishnan
J. Sreenivas
Ramya Krishnan
J. Sreenivas
291871
18/01/2018
95/DEL/2007
16/01/2007
57
Improved Process for the Preparation of Bi-Functional Silica Particles useful for Antibacterial and Self Cleaning Surfaces
Neha Hebalkar
Tata Narasinga Rao
Tata Narasinga Rao
291408
04/01/2018
3071/DEL/2010
22/12/2010
58
Improved Catalyst Ink For Catalyst Coated Membrane Of Electrode Membrane Assembly And The Process Thereof
K.S.Dhathathreyan
N. Rajalakshmi
N. Rajalakshmi
290765
18/12/2017
631/DEL/2008
13/03/2008
59
An Improved Composition for Coating Metallic Surfaces, and a Process for Coating such Surfaces using the Composition
Kalidindi Rama Chandra Soma Raju
Raghavan Subasri
Adduru Jyothirmayi
A. Jyothirmayi
G. Padmanabham
Raghavan Subasri
Adduru Jyothirmayi
A. Jyothirmayi
G. Padmanabham
290592
14/12/2017
620/DEL/2010
17/03/2010
60
Improved Method for Producing Carbon Containing Silica Aerogel Granules
Neha Hebalkar
290370
07/12/2017
2406/DEL/2010
08/10/2010
61
Improved Process for the Preparation of Stable Suspension of Nano Silver Particles having Antibacterial Activity
J. Revathi
Neha Hebalkar
T. Narasinga Rao
Neha Hebalkar
T. Narasinga Rao
289543
14/11/2017
1835/DEL/2010
04/08/2010
62
An Improved Method for the Generation of Hydrogen from a Metal Borohydride and a Device Therefor
K.S.Dhathathreyan
K. Ramya
J. Sreenivas
S. Narasimhan
S. Kumar
K. Ramya
J. Sreenivas
S. Narasimhan
S. Kumar
285257
17/07/2017
1106/DEL/2007
23/05/2007
63
An Improved Method for Preparing Nickel Electrodeposited having Predetermined Hardness Gradient
Nitin P Wasekar
G. Sundararajan
G. Sundararajan
285178
14/07/2017
1455/DEL/2009
15/07/2009
64
A Process for the Preparation of Nanosilver and Nanosilver-Coated Ceramic Powders
K. Murugan
T. Narasinga Rao
T. Narasinga Rao
284812
30/06/2017
2786/DEL/2005
19/10/2005
65
Improved Method of Producing Highly Stable Aqueous Nano Titania Suspension
Neha Hebalkar
T. Narasinga Rao
T. Narasinga Rao
282988
28/04/2017
730/DEL/2009
09/04/2009
66
An Improved Process for the Preparation of Exfoliated Graphite Separator Plates useful in Fuel Cells, the Plates Prepared by the Process and a Fuel Cell Incorporating the Said Plates
K.S. Dhathathreyan
N. Rajalakshmi
S. Pandiyan
N. Rajalakshmi
S. Pandiyan
281504
20/03/2017
1206/DEL/2006
17/05/2006
67
An Improved Catalyst Ink useful for Preparing Gas Diffusion Electrode and an Improved PEM Fuel Cell
G. Velayutham
N. Rajalakshmi
N. Rajalakshmi
277778
30/11/2016
680/DEL/2008
18/03/2008
68
A Device for Controlling the On & Off Time of the Metal Oxide Semi Conductor Field Effect Transistor (MOSFET), A Device for Spark Coating the Surfaces of Metal Workpiece Incorporating the said Control Device and a Method of Coating Metal Surfaces using the said Device.
K.R.C. Somaraju
Ch. Sambasiva Rao
Alexander Vasilyevich Ribalko
Ch. Sambasiva Rao
Alexander Vasilyevich Ribalko
262189
05/08/2014
1610/DEL/2005
21/06/2005
69
An Improved Process for the Preparation of Doped Zinc Oxide Nanopowder
useful for the Preparation of Varistors
Kaliyan Hembram,
Tata Narasinga Rao and R. Sundaresan
254913
03/01/2013
1669/DEL/2006
20/07/2006
70
A
Method of and an Apparatus for Continuous Humidification of Hydrogen Delivered to
Fuel Cells
A.Tangirala
V. Gollangi
B. Viswanthan
K.S.Dhathathreyan
V. Gollangi
B. Viswanthan
K.S.Dhathathreyan
247547
19/04/2011
670/CHE/2007
30/03/2007
71
An Improved Method of Forming Holes on a Substrate using Laser
Beams
K. Sarin Sundar
Shrikant.V. Joshi
G. Sundararajan
Shrikant.V. Joshi
G. Sundararajan
239647
29/03/2010
3205/DEL/2005
29/11/2005
72
Titanium Based Biocomposite Material useful for Orthopaedic and other
Implants and a Process for its Preparation
Malobika Karanjai
R. Sundaresan
Raja Rama Mohan
B. P. Kashyap
R. Sundaresan
Raja Rama Mohan
B. P. Kashyap
228353
03/02/2009
2490/DEL/2005
14/09/2005
73
An Improved Boronizing Composition
K. Balasubramanian
B. Venkata Raman
K. Gopal Krishna
Vipin Jain
K. Sampath
G. Sundararajan
B. Venkata Raman
K. Gopal Krishna
Vipin Jain
K. Sampath
G. Sundararajan
220370
27/05/2008
289/MAS/2001
03/04/2001
74
A Method and a Device for Applying a Protective Carbon Coating on Metallic Surfaces
Bonderenko Boris,
Pokotylo Yuvgen,
Svyatenko Oleksiy,
Fedorov Dmytro,
A Siva Kumar and Malobika Karanjai
211922
13/11/2007
719/MAS/1999
8/7/1999
75
A Process for Forming Coatings on Metallic Bodies and an Apparatus for Carrying out the Process
L. Rama Krishna
Alexander Vasilyevich Rybalko
G. Sundararajan
Alexander Vasilyevich Rybalko
G. Sundararajan
209817
06/09/2007
945/MAS/2001
22/11/2001
76
A Process for Preparing Ceramic Crucibles
Bhaskar Prasad Saha
Roy Johnson
I.Ganesh
S. Bhattacharya
Y.R. Mahajan
Roy Johnson
I.Ganesh
S. Bhattacharya
Y.R. Mahajan
207700
20/06/2007
806/MAS/2000
26/09/2000
77
Process for Carbothermic Reduction of Iron Oxide in an Immiscible Flow with Constant Descent in Vertical Retort of Silicon Carbide
J. Pandurangam,
Malobika Karanjai
205728
09/04/2007
546/CHE/2003
01/07/2003
78
An Evaporation Boat useful for Metallization and a Process for the Preparation of Such Boats
S. Kumar
Mukta Mani Punj
Mukta Mani Punj
201511
01/03/2007
882/CHE/2003
31/10/2003
79
A Process for Preparation of Reaction Bonded Silicon Carbide Components
N.Thiyagarajan
V.V.Bhanu Prasad
Y.R.Mahajan
V.V.Bhanu Prasad
Y.R.Mahajan
195429
31/08/2006
1886/MAS/1996
28/10/1996
80
Ceramic Honey Comb Based Energy Efficient Air Heater
V.V.Sundereswar Rao
Y.R.Mahajan
S.Bhattacharya
Roy Johnson
Bhaskar Prasad Saha
Y.R.Mahajan
S.Bhattacharya
Roy Johnson
Bhaskar Prasad Saha
200787
02/06/2006
30/MAS/1999
07/01/1999
81
Improved Process for the Preparation of Magnesium Aluminate Spinel Grains
M.Chandrasekhar Rao
Y.R.Mahajan
S.Bhattacharya
Roy Johnson
Bhaskar Prasad Saha
I.Ganesh
Y.R.Mahajan
S.Bhattacharya
Roy Johnson
Bhaskar Prasad Saha
I.Ganesh
200272
02/05/2006
29/MAS/1999
07/01/1999
82
A Process for the Production of Dense Magnesium Aluminate Spinel Grains
I.Ganesh
198208
16/02/2006
520/MAS/2000
06/07/2000
83
A Process for the Preparation of Improved Alumina Based Abrasive Material, an Additive Composition and a Process for the Preparation of the Composition
Bhaskar Prasad Saha
Roy Johnson
I.Ganesh
S.Bhattacharya
Y.R.Mahajan
Roy Johnson
I.Ganesh
S.Bhattacharya
Y.R.Mahajan
198068
16/02/2006
122/MAS/2000
18/02/2000
84
Device for Gas Dynamic Deposition of Powder Materials
Alkhimnov A Pavlovich
K Vladimir Fedorovich
A Oleg Anatolievich
L.Victor Vladimirovic
K Vladimir Fedorovich
A Oleg Anatolievich
L.Victor Vladimirovic
198651
25/01/2006
944/MAS/2001
22/11/2001
85
An Improved Method for Making Honeycomb Extrusion Die and a Process for Producing Ceramic Honeycomb Structure using the Said Die
Iouri Fomichev,
I.Ganesh,
B.P. Saha,
Roy Johnson,
N. Thiyagarajan,
Y.R. Mahajan, and
V. Mahender
198045
13/01/2006
538/MAS/2001
03/07/2001
86
New Composite Material Having Good Shock Attenuating Properties and a process for the Preparation of Said Material
Y.R.Mahajan
Roy Johnson
Bhaskar Prasad Saha
M.N.Saraf
R.D.Raisinha
Roy Johnson
Bhaskar Prasad Saha
M.N.Saraf
R.D.Raisinha
194524
02/01/2006
976/MAS/1998
06/05/1998
87
A Process of Producing Chemically Treated Expanded Graphite and a Device having Such Graphite
M.Subramaniam
Pawan Kumar Jain
Pawan Kumar Jain
187654
05/12/2002
562/MAS/1994
07/06/1995
88
A Process for the Preparation of Short Ceramic Fibres
M.P.Rajshekharan
Anil Kumar
A.Shiva Kumar
Anil Kumar
A.Shiva Kumar
186751
07/06/2002
537/MAS/1994
20/05/1994
89
An Indirect Heated Catalytic Converter for use with Vehicles
G.S. Bhattacharjee
Roy Johnson
Bhaskar Prasad Saha
Roy Johnson
Bhaskar Prasad Saha
185433
10/08/2001
809/MAS/1994
25/08/1994
90
A Solar Cooker
T.P. Rajashekaran
K.V. Phani Prabhakar
Leonard L. Vasiliev
M. Donatas
Victor L. Vasiliev
K.V. Phani Prabhakar
Leonard L. Vasiliev
M. Donatas
Victor L. Vasiliev
184675
25/05/2001
498/MAS/1994
13/06/1994
91
A Solar Drier
A.Shiva Kumar
K.V. Phani Prabhakar
Leonard L. Vasiliev
M. Donatas
K.V. Phani Prabhakar
Leonard L. Vasiliev
M. Donatas
184674
23/09/2000
487/MAS/1994
08/06/1994
S.No
Title of Patent
Inventors
Patent Application Number
Date of filing
1
Autogenous laser welding system and method for joining thick metallic parts without filler wire feeder
S.M. Shariff,
Mohd Aqeel,
E. Anusha,
P. Sankar Ganesh,
G. Jaiprakash
202211005404
01/02/2022
2
Method for reducing friction on metallic substrates by preparing micro dimpled textures by ultrafast laser
Ravi N Bathe,
D Nazeer Basha,
Samuel G. L.,
T Subramaniam
202111051880
12/11/2021
3
Durable corrosion resistant coating for fuel cell separator and the process thereof
S. Rama Krishnan,
N. Rajalakshmi,
Krishna Valleti
202111051526
10/11/2021
4
Antibacterial scrub pads and process of preparing the same
Kalidindi Rama Chandra Soma Raju,
Dendi Sreenivas Reddy,
Kakara Srinivasa Rao,
Subasri Raghavan,
Antony Samy Xavier Kennedy,
Ayath Bashaa
202111041925
16/09/2021
5
Directed energy deposition by means of laser using novel vario-build technology
Mr. Manish Tak
202111037254
17/08/2021
6
Method of preparation of highly
efficient skutterudite thermoelectric materials for
thermoelectric modules and the product thereof
Dr. Manjusha Battabyal,
T. Vikrant,
R. Gopalan
202111036278
11/08/2021
7
A method of producing strontium hexaferrite powders having high coercivity suitable for bonded magnets
Dr. D. Prabhu,
Dr. Mocherla Pavana Sri Vamsi,
Ravi Gautam,
AngayarkanniRamamurthy Dilipan,
Ravula Vijay,
Venkatasubramanian Chandrasekaran,
Dr. R. Gopalan
202111008252
26/02/2021
8
Post-calcination modification of morphology and improvement of coercivity in high energy-milled strontium hexaferrite powders
Mocherla Pavana,
Srivamsi,
Ganesan Priya,
Delhibabu Prabhu,
Raghavan Gopalan,
Upadhyayula Venkata Varadaraju
202111003235
23/01/2021
9
Biofilm inhibiting sol-gel composition for coating on substrates and process of preparing the same
Dr. Subasri,
Ramay Patra,
K. R. C. Soma Raju,
Chaudhuri Susmita,
Garg Prashant,
Birru Bhaskar,
Sarkar Debrupa
202111001104
11/01/2021
10
Method of producing in-situ carbon coated Lithium Iron Phosphate cathode material for Lithium-ion batteries.
Dr. Anandan,
Ravula Vijay,
Dr. T. N. Rao
202011056608
28/12/2020
11
Process for the fast formation of solid electrolyte interphase layer on the anode surface in lithium-ion battery
Rikka Vallabha Rao,
Sumit Ranjan Sahu,
Prakash Raju,
Gopalan Raghavan,
Sundararajan Govindan
202011052906
04/12/2020
12
Method of producing single layer omnidirectional broadband antireflective and super hydrophilic coatings for solar and other applications
Dr. Sakthivel,
Srinivasa Rao Atchuta,
Easwaramoorthi Ramasamy,
Narendra Chundi,
Madiwala Shiva Prasad
202011051833
27/11/2020
13
Method of manufacturing the catalyst coated membrane for the proton exchange membrane fuel cells
Dr. Rajalakshmi
R. Balaji
Elumalai Ganesan
R. Balaji
Elumalai Ganesan
202011046496
25/10/2020
14
Oxide Dispersion Strengthened Iron Aluminides with High Strength and Ductility and Method of Preparation of the Same
Pothula Vijaya Durga,
Sreedhara Sudhakara Sarma,
Konduri Satya Prasad,
Aramadaka Venugopal Reddy,
Ravula Vijay
202011044124
09/10/2020
15
Method of Producing Porous Particles-Fibers Carbon Composite Material for Supercapacitor Applications and the Product Thereof
Mani Karthik,
R. Vijay,
T.N. Rao,
202011027265
26/06/2020
16
Method For Preparing Multiunctional Isotropic And Uni-Directional Superhydrophoic Surfaces On Substrates Using Femtosecond Laser
Ravi Bathe
Srini
G. PAdmanabham
Srini
G. PAdmanabham
202011022242
27/05/2020
17
A Device For Disinfecting And/Or Decontaminating Personal Protective Equipments And The Method Thereof
Roy Johnson,
B.P. Saha,
G. Padmanabham,
V.V.S. Rao,
202011020124
13/05/2020
18
Method Of Producing Carbon Nanostructure Materials For Heat Transfer, Lubrication And Energy Storage Applications
S.Sakthivel,
Mani Karthik,
P.S. Kumar,
K.K. Phani Kumar,
202011017775
25/04/2020
19
Method of Producing Nano porous Graphene Sheet like Structured High and Low Surface Area Carbon Sheets from Petroleum Coke
K. Nannji,
Pavan Srinivas V,
Srinivasan Anandan,
Tata N Rao,
Narayanan Krishnamurthy,
Ramachandra Rao Bojja,
Malay Pramanik,
202011007399
20/02/2020
20
A method of preparing the thermoelectric module for power generation from automotive exhaust and the thermoelectric module thereof
D. Sivaprahasam,
B Jayachandran,
B. Prasanth,
R. Gopalan,
201911045857
11/11/2019
21
Antimicrobial Aqueous based Sol-Gel Composition for Coating on Substrate and Process of Preparing the same
D. Sreenivas Reddy
KRC Somaraju
R. Subasri
KRC Somaraju
R. Subasri
201911045386
07/11/2019
22
Method of preparing gas diffusion layer for the electrode of ECMR cell for hydrogen generation.
R. Balaji
N. Rajalakshmi
K.Ramya
R.Vasudevan
K.Sudalaiyandi
N. Rajalakshmi
K.Ramya
R.Vasudevan
K.Sudalaiyandi
201911030852
31/07/2019
23
Process for producing the nano Boron by cryo-milling
S.Sudhakara Sarma
R. Vijay
T.N.Rao
R. Vijay
T.N.Rao
201911025690
27/06/2019
24
Transition metal-based solar selective absorber coated substrate and method of manufacturing the same
Shanmugasundaram Sakthivel,
Atchuta Srinivasa Rao,
Madiwala Shiva Prasad
201911019139
14/05/2019
25
Method of fabricating tungsten based composite sheets by spark plasma sintering technique for making components.
Dibyendu Chakravarty
P.V.V.Srinivas
R.Vijay
P.V.V.Srinivas
R.Vijay
201911014933
13/04/2019
26
Refurbishment of aircraft components using laser cladding
Manish Tak,
G. Padmanabham
201911007994
28/02/2019
27
Microwave Assisted Sol-Gel Process For Preparing In-Situ Carbon Coated Electrode Materials And The Product There Of
Bijoy Kumar Das, P. Laxman Manikanta, N. Lakhmi Priya, R. Gopalan and G. Sundararajan
201911008004
28/02/2019
28
A Grid Independent Fuel Cell System with a Unitized(DC & AC)Power Conditioner
N. Rajalakshmi
K. Ramya
R. Balaji
S. Barathy
Sanjeev Kumar Ranjan Kumar
M. Manoj Ramakrishna
K. Ramya
R. Balaji
S. Barathy
Sanjeev Kumar Ranjan Kumar
M. Manoj Ramakrishna
201911006700
20/02/2019
29
Process of Electroless Nickel/Nickel Phosphide (EN) Deposition on Graphite Substrates
Malobika Karanjai
A Siva Kumar
P.H. Borse
A Siva Kumar
P.H. Borse
201811041418
01/11/2018
30
Laser based Clad-Coatings for Protecting the Power Plant Components for Life Enhancement
Manish Tak
S.M. Shariff
G. Padmanabham
S.M. Shariff
G. Padmanabham
201811039663
19/10/2018
31
Process for Preparing Durable Solar Control Coatings on Glass Substrates
Dr. R. Subasri
Mr.D. Sreenivas Reddy
Mr. K.R.C.Somaraju
Mr. K. Srinivasa Rao
Mr.D. Sreenivas Reddy
Mr. K.R.C.Somaraju
Mr. K. Srinivasa Rao
201811024034
27/06/2018
32
An Ecofriendly Incinerator to Dispose of the used Sanitary Napkins and Bio Medical Waste
V. V. Sundereswar Rao
Y.S. Rao
R. Johnson
G. Padmanabham
A. Gupta
L. Nitin Kumar
Rakesh Kumar
Y.S. Rao
R. Johnson
G. Padmanabham
A. Gupta
L. Nitin Kumar
Rakesh Kumar
201821021430
07/06/2018
33
An Improved Process For Preparing Durable Multifunctional Coatings On Metal/Alloy Substrates
R. Subasri
S. Pradheebha
Ravi N. Bathe
G. Padmanabham
S. Pradheebha
Ravi N. Bathe
G. Padmanabham
201711020529
12/06/17
34
A Novel Equipment To Accomplish Power Metallurgy Processing Starting From The ‘Raw Materials’ To Finished Product
Karanjai Malobika,
A Siva Kumar,
G Babu
201711011552
30/03/2017
35
An Improved Gas Dynamic Cold Spray Device and Method of Coating a Substrate
Naveen Chavan,
S. Kumar,
P. Sudharshan Phani,
D. Srinivasa Rao
201711006749
26/02/2017
36
Method of Producing Graphene like Structured Nanoporous Carbon Material from Jute Stick Based Bio-Waste for Energy Storage Applications and the Product thereof
S. Anandan,
K. Nanaji,
Tata N Rao
201711006697
24/02/2017
37
A method for producing inorganic bonded silica based eco-friendly artificial marble articles and the product thereof
R. Senthil Kumar
Y.S. Rao
Roy Johnson + Midwest Inventors K. Rama Raghava Reddy
K. Ramachandra
Y.S. Rao
Roy Johnson + Midwest Inventors K. Rama Raghava Reddy
K. Ramachandra
201611036479
25/10/2016
38
A Laser-based Surface Processing Apparatus and a Method to Process Metallic Materials and Components
S.M. Shariff,
E.Anusha,
G. Padmanabham
201611034362
07/10/2016
39
An Improved Process for the Preparation of Stable Nano Silver Suspension having Antimicrobial Activity
J Revathi,
N Satya Moulika,
A Venkata Sai,
Atul Suresh Deshpande,
K Murugan,
Neha Yeshwanta Hebalkar,
R Vijay,
Tata Narasinga Rao,
G Sundararajan
201611027145
09/08/2016
40
A Process for In-Situ Carbon Coating on Alkali Transition Metal Oxides
MB Sahana,
S Vasu,
Sathiya Mariappan,
R Gopalan,
201611007451
03/03/2016
41
Solar Selective Coating For Solar Energy Collector / Absorber Tubes with improved Performance and a Method of Producing the same
S. sakthivel
S V joshi
M s Prasad
S V joshi
M s Prasad
2142/DEL/2015
15/07/2015
42
Process and
apparatus for protection of structural members from wear, corrosion and fatigue
damage
L Ramakrishna
D Srinivasa Rao
G Sundararajan
S V Joshi
D Srinivasa Rao
G Sundararajan
S V Joshi
1839/DEL/2015
22/06/2015
43
Method of producing porous MgF2 nanoparticles, antireflection coating suspension and coatings for solar optical UV and IR transparent window applications
S Sakthivel
D Karthik
S V Joshi
D Karthik
S V Joshi
4041/DEL/2014
31/12/2014
44
High Temperature Polymer Electrolyte Membrane Fuel Cells with Exfoliated Graphite based Bipolar Plates
K S Dhathathreyan
N Rajalakshmi
K Ramya
N Rajalakshmi
K Ramya
494/DEL/2014
20/02/2014
45
An Improved Solar Selective Absorber Coating with Excellent Optical Absorptance, Low Thermal Emissivity and Excellent Corrosion Resistance Property and a Process of Producing the Same
S Sakthivel
V Premkumar
A Srinivasa Rao
V Premkumar
A Srinivasa Rao
1129/DEL/2013
16/04/2013
46
An Improved Aqueous Method for Producing Transparent Aluminium Oxy Nitride (ALON) Articles
R. Senthil Kumar
Roy Johnson
Roy Johnson
1409/DEL/2012
08/05/2012
47
An Improved Gas and Coolant Flow Field Plate for use in Polymer Electrolyte Membrane Fuel Cells (PEMFC)
K.S.Dhathathreyan
N. Rajalakshmi
G. Velayutham
R. Vasudevan
T.P. Sarangan
R. Parthasarathy
N. Rajalakshmi
G. Velayutham
R. Vasudevan
T.P. Sarangan
R. Parthasarathy
1449/DEL/2010
22/06/2010
48
A Process for Continuous Coating Deposition and an Apparatus for Carrying out the Process
L. Rama Krishna
Nitin P. Wasekar
Nitin P. Wasekar
1829/DEL/2008
01/08/2008
49
Novel Ceramic Materials Having Improved Mechanical Properties and Process for their Preparation
Dibyendu Chakravarty
Tata Narasinga Rao
R. Sundaresan
Tata Narasinga Rao
R. Sundaresan
3396/DEL/2005
19/12/2005
S.No
Title of Patent
Inventors
Country
Patent Application Number
Date of Grant
Date of filing
Patent Number
1
An Improved Hybrid Methodology for Producing Composite, Multilayered and Graded Coatings by Plasma Spraying Utilizing Powder and Solution Precursor Feedstock
G. Siva Kumar;
Shrikant V. Joshi
Shrikant V. Joshi
South Africa
Canada
2012/02480
2784395
28/11/2012
16/09/2014
05/04/2012
31/07/2012
2965/DEL/2011
2
A Process for Continuous Coating Deposition and an Apparatus for Carrying out the Process
L. Rama Krishna;
Nitin P. Wasekar;
G. Sundararajan
Nitin P. Wasekar;
G. Sundararajan
USA
US9365945B2
14/06/2016
17/08/2012
1829/DEL/2008
3
A Process for Continuous Coating Deposition and an Apparatus for Carrying out the Process
L. Rama Krishna;
Nitin P. Wasekar;
G. Sundararajan
Nitin P. Wasekar;
G. Sundararajan
South Africa
UK
USA
Japan
France
IDP000044402
2009/06786
2464378
US8486237B2
5442386
2937342
06/02/2017
26/05/2010
15/05/2013
16/07/2013
27/12/2013
18/12/2015
18/10/2006
30/09/ 2009
02/10/2009
14/10/2009
15/10/2009
12/10/2009
1829/DEL/2008
4
A Device for Controlling the On & Off Time of the Metal Oxide Semi Conductor Field Effect Transistor (MOSFET), A Device for Spark Coating the Surfaces of Metal Workpiece Incorporating the said Control Device and a Method of Coating Metal Surfaces using the said Device
K.R.C. Somaraju;
Ch. Sambasiva Rao;
Alexander Vasilyevich Ribalko
Ch. Sambasiva Rao;
Alexander Vasilyevich Ribalko
USA
US8143550B2
27/03/ 2012
20/03/2006
1610/DEL/2005
5
A Process for the Preparation of Nano Silver and Nano Silver-Coated Ceramic Powders
K. Murugan;
Tata Narasinga Rao
Tata Narasinga Rao
South Africa
Sri Lanka
Indonesia
2006/8591
14258
IDP000044402
30/04/2008
02/11/2011
06/02/2017
13/10/2006
17/10/2006
18/10/2006
2786/DEL/2005
6
Process for Forming Coatings on Metallic Bodies and an Apparatus for Carrying out the Process
L. Rama Krishna;
Nitin P. Wasekar;
G. Sundararajan
Nitin P. Wasekar;
G. Sundararajan
USA
US6893551B2
17/05/2005
02/08/2002
209817
7
Method of Depositing Electrically Conductive Electrode Material onto the Surface of an Electrically Conductive Work Piece
K.R.C. Somaraju;
Ch. Sambasiva Rao
Alexander Vasilyevich Ribalko
Ch. Sambasiva Rao
Alexander Vasilyevich Ribalko
USA
US8674262B2
18/03/2014
12/08/2011
1610/DEL/2005
8
Improved Process for the Preparation of Stable Suspension of Nano Silver Particles having Antibacterial Activity
J. Revathi;
Neha Hebalkar
Tata N. Rao
Neha Hebalkar
Tata N. Rao
United
Kingdom
Kingdom
GB2496089
18/06/2014
19/07/2011
1835/DEL/2010
9
A method of producing high performance lithium titanate anode material for lithium ion battery applications
S. Anandan
P.M. Prateeksha
R. Vijay
Tata N Rao
P.M. Prateeksha
R. Vijay
Tata N Rao
Japan
Germany
USA
China
Korea
2019-520394
112018000205.5
US11001506
ZL201880004507.0
10-2019-7019218
---
---
11/05/2021
01/12/2021(allowance dt)
---
10/04/2019
28/06/ 2019
22/05/2019
22/05/2019
02/07/2019
201711006147
10
An improved gas dynamic cold spray device and method of coating a substrate
Naveen Chavan
S. Kumar
P. Sudharshan
Phani
D. Srinivasa Rao
S. Kumar
P. Sudharshan
Phani
D. Srinivasa Rao
Russia
2744008
01/03/2021
24.09.2019
201711006749
11
Multi-track laser surface hardening of low carbon cold rolled closely annealed (CRCA) grades of steels
S.M. Shariff
Manish Tak
G. Padmanabham
Manish Tak
G. Padmanabham
Australia
USA
Europe
AU2014362928
US11186887B2
EP3080313A1
21/02/2019
30/11/2021
--
10/12/2014
10/12/2014
10/12/2014
12
Microwave assisted sol-gel process for preparing in-situ carbon coated electrode materials and the product thereof
Bijoy Kumar Das,
Laxman Manikanta P.,
Lakshmi Priya N.,
R. Gopalan,
G. Sundararajan
Laxman Manikanta P.,
Lakshmi Priya N.,
R. Gopalan,
G. Sundararajan
Korea
Japan
Europe
10-2020-7025994
2020-550159
20763813.1
-
-
-
09/09/2020
16/09/2020
11/09/2020
201911008004
13
Method of producing single layer omnidirectional broadband antireflective and super hydrophilic coatings for solar and other applications
Sakthivel,
A. Srinivasa Rao,
R.Easwaramoorthi,
Narendra C.,
M Shiva Prasad
A. Srinivasa Rao,
R.Easwaramoorthi,
Narendra C.,
M Shiva Prasad
Countries Yet to decide
PCT/IN2021/051099
-
25/11/2021
202011051833
14
Method of producing in-situ carbon coated lithium iron phosphate cathode material for lithium-ion batteries and the product thereof
S. Anandan,
R. Vijay,
T.N. Rao
R. Vijay,
T.N. Rao
Countries Yet to decide
PCT/IN2021/051138
-
06/12/2021
202011056608
