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Patents

  • Indian Patents Granted
  • Indian Patents Filed
  • International Patents Granted / Filed
S.No
Title of Patent
Inventors
Patent Application Number
Date of filing
Patent Number
Date of Grant
1
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
1610/DEL/2005
21/06/2005
262189
05/08/2014
2
An Improved Process for the Preparation of Doped Zinc Oxide Nanopowder useful for the Preparation of Varistors
Kaliyan Hembram
Tata Narasinga Rao
R. Sundaresan
1669/DEL/2006
20/07/2006
254913
03/01/2013
3
A Method of and an Apparatus for Continuous Humidification of Hydrogen Delivered to Fuel Cells
A.Tangirala
V. Gollangi
B. Viswanthan
K.S.Dhathathreyan
670/CHE/2007
30/03/2007
247547
19/04/2011
4
An Improved Method of Forming Holes on a Substrate using Laser Beams
K. Sarin Sundar
Shrikant.V. Joshi
G. Sundararajan
3205/DEL/2005
29/11/2005
239647
29/03/2010
5
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
2490/DEL/2005
14/09/2005
228353
03/02/2009
6
An Improved Boronizing Composition
K. Balasubramanian
B. Venkata Raman
K. Gopal Krishna
Vipin Jain
K. Sampath
G. Sundararajan
289/MAS/2001
03/04/2001
220370
27/05/2008
7
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
Malobika Karanjai
719/MAS/1999
08/07/1999
211922
13/11/2007
8
A Process for Forming Coatings on Metallic Bodies and an Apparatus for Carrying out the Process
L. Rama Krishna
Alexander Vasilyevich Rybalko
G. Sundararajan
945/MAS/2001
22/11/2001
209817
06/09/2007
9
A Process for Preparing Ceramic Crucibles
Bhaskar Prasad Saha
Roy Johnson
I.Ganesh
S. Bhattacharya
Y.R. Mahajan
806/MAS/2000
26/09/2000
207700
20/06/2007
10
Process for Carbothermic Reduction of Iron Oxide in an Immiscible Flow with Constant Descent in Vertical Retort of Silicon Carbide
J. Pandurandam
Malobika Karanjai
546/CHE/2003
01/07/2003
205728
16/04/2007
11
An Evaporation Boat useful for Metallization and a Process for the Preparation of Such Boats
S. Kumar
Mukta Mani Punj
882/CHE/2003
31/10/2003
201511
01/03/2007
12
A Process for Preparation of Reaction Bonded Silicon Carbide Components
N.Thiyagarajan
V.V.Bhanu Prasad
Y.R.Mahajan
1886/MAS/1996
28/10/1996
195429
31/08/2006
13
Ceramic Honey Comb Based Energy Efficient Air Heater
V.V.Sundereswar Rao
Y.R.Mahajan
S.Bhattacharya
Roy Johnson
Bhaskar Prasad Saha
30/MAS/1999
07/01/1999
200787
02/06/2006
14
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
29/MAS/1999
07/01/1999
200272
02/05/2006
15
A Process for the Production of Dense Magnesium Aluminate Spinel Grains
I.Ganesh
520/MAS/2000
06/07/2000
198208
16/02/2006
16
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
122/MAS/2000
18/02/2000
198068
16/02/2006
17
Device for Gas Dynamic Deposition of Powder Materials
Alkhimnov A Pavlovich
K Vladimir Fedorovich
A Oleg Anatolievich
L.Victor Vladimirovic
944/MAS/2001
22/11/2001
198651
25/01/2006
18
An Improved Method for Making Honeycomb Extrusion Die and a Process for Producing Ceramic Honeycomb Structure using the Said Die
I.Ganesh
538/MAS/2001
03/07/2001
198045
13/01/2006
19
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
976/MAS/1998
06/05/1998
194524
02/01/2006
20
A Process of Producing Chemically Treated Expanded Graphite and a Device having Such Graphite
M.Subramaniam
Pawan Kumar Jain
562/MAS/1994
07/06/1995
187654
05/12/2002
21
A Process for the Preparation of Short Ceramic Fibres
M.P.Rajshekharan
Anil Kumar
A.Shiva Kumar
537/MAS/1994
20/05/1994
186751
07/06/2002
22
An Indirect Heated Catalytic Converter for use with Vehicles
G.S. Bhattacharjee
Roy Johnson
Bhaskar Prasad Saha
809/MAS/1994
25/08/1994
185433
10/08/2001
23
A Solar Cooker
T.P. Rajashekaran
K.V. Phani Prabhakar
Leonard L. Vasiliev
M. Donatas
Victor L. Vasiliev
498/MAS/1994
13/06/1994
184675
25/05/2001
24
A Solar Drier
A.Shiva Kumar
K.V. Phani Prabhakar
Leonard L. Vasiliev
M. Donatas
487/MAS/1994
08/06/1994
184674
23/09/2000
S.No
Title of Patent
Inventors
Patent Application Number
Date of filing
1
Method of producing Hollow MgF2nanoparticles, anti-reflection coating sols and coatings for optical and solar applications
Shanmugasundaram Sakthivel Kolli Chandrasekhar Reddy
201611041804
07/12/2016
2
An Improved Coating Composition to Provide Flame Retardant Property to Fabrics and Process of Preparing the Same
Raghavan Subasri Abhishek Tyagi
201611040091
23/11/2016
3
A method for producing inorganic bonded silica based eco-friendly artificial marble articles and the product thereof
Senthil Kumar Roy Johnson
201611036479
25/10/2016
4
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
5
An Improved Process for the Preparation of Stable Nano Silver Suspension having Antimicrobial Activity
Suspension having Antimicrobial Activity Janardhanan Revathi Nellipudi Satya Moulika Avvaru Venkata Sai Atul Suresh Deshpande Karuppiah Murugan Neha Yeshwanta Hebbalkar Ravula Vijay Tata Narasinga Rao Govindan Sundararajan
201611027145
09/08/2016
6
An Improved Process for the Preparation of Stable Nano Silver Suspension having Antimicrobial Activity
Janardhanan Revathi Nellipudi Satya Moulika Avvaru Venkata Sai Atul Suresh Deshpande Karuppiah Murugan Neha Yeshwanta Hebbalkar Ravula Vijay Tata Narasinga Rao Govindan Sundararajan
201611027145
09/08/2016
7
A Process for In-Situ Carbon Coating on Alkali Transition Metal Oxides
MB Sahana S Vasu Sathiya Mariappan R Gopalan
201611007461
03/03/2016
8
A Method and an Apparatus for Preparing Nickel Tungsten based Nanocomposite Coating Deposition
Nitin P Wasekar G Sundararajan D Srinivasa Rao
201611001190
13/01/2016
9
Method of Preparation of High Performance ZnO Varistors and Improved Compositions
Kaliyan Hembram TN Rao Raman S Srinivasa Ajit R Kulkarni
2765/DEL/2015
03/09/ 2015
10
Method of Producing High Performance Visible-Light-Active Photocatalytic Materials for Self-Cleaning Applications
Srinivasan Anandan Vijay Kumar TN Rao SV Joshi
2625/DEL/2015
25/08/ 2015
11
Production of Graphene-Based Materials by Thermal Spray
Eswaramurthy G Sivakumar
2626/DEL/2015
25/08/ 2015
12
An improved coating composition to provide prolonged corrosion protection to anodizable metal surfaces and process of preparing the same.
R. Subasri
S. Manasa
3082/DEL/2015
28/07/2015
13
Solar Selective Coating for Soar Energy Collector / Absorber Tubes With Improved Performance and a Method of Producing the Same
S Sakthivel
S V Joshi
M S Prasad
2142/DEL/2015
15/07/2015
14
An Improved Process for Producing Silica Aerogel Thermal Insulation Product with Increased Efficiency
Neha Y Hebalkar
2141/DEL/2015
15/07/2015
15
A Method of Preparation of Anti Tarnishing Organic-Inorganic Hybrid Sol-Gel and Coating the Same
K Murugan
R Subasri
G Padmanabham
2049/DEL/2015
07/07/2015
16
Process and apparatus for protection of structural members from wear, corrosion and fatigue damage
L Ramakrishna
D Srinivasa Rao
G Sundararajan
S V Joshi
1839/DEL/2015
22/06/2015
17
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
1111/DEL/2015
22/04/2015
18
A Novel Electrochemical Method for Manufacturing CIGS Thin Film Containing Nanomesh Like Structure
B V Sarada
S Mandati
S V Joshi
426/DEL/2015
16/02/2015
19
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
4041/DEL/2014
31/12/2014
20
Method of Producing Multifunctional Self Assembled Mixed Phase Titania Spheres
Neha Y Hebalkar
T N RAO
3777/DEL/2014
19/12/2014
21
An Improved Process to Make Coating Compositions for Transparent, UV Blocking on Glass and a Process of Coating the Same
R Subasri
N Mukhopadhyay
K Murugan
1152/DEL/2014
29/04/2014
22
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
1151/DEL/2014
29/04/2014
23
High Temperature Polymer Electrolyte Membrane Fuel Cells with Exfoliated Graphite based Bipolar Plates
K S Dhathathreyan
N Rajalakshmi
K Ramya
494/DEL/2014
20/02/2014
24
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
402/DEL/2014
12/02/2014
25
Multi-Track Laser Surface Hardening of Low Carbon Cold Rolled Closely Annealed (CRCA) Grades of Steels
1411/KOL/2013
13/12/2013
26
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
3073/DEL/2013
17/10/2013
27
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
3072/DEL/2013
17/10/2013
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
2919/DEL/2013
03/10/2013
29
An Improved Composition for Antireflective Coating with Improved Mechanical Properties and a Process of Coating the Same
R Subasri
P Sivaprakasam
2330/DEL/2013
05/08/2013
30
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
1571/DEL/2013
24/05/2013
31
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
1310/DEL/2013
03/05/2013
32
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
1129/DEL/2013
16/04/2013
33
A Novel Laser Surface Modification Technique for Hardening Steel
Manish Tak
S.M. Shariff
G. Padmanabham
337/DEL/2013
06/02/2013
34
An Improved Test Control System useful For Fuel Cell Stack Monitoring and Controlling
K.S. Dhathathreyan
N. Rajalakshmi
269/DEL/2013
31/01/2013
35
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
3313/DEL/2012
29/10/2012
36
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
3312/DEL/2012
29/10/2012
37
Fuel Cell System Equipped with Oxygen Enrichment System Using Magnet
K.S.Dhathathreyan
N. Rajalakshmi
B. Viswanath Sasank
2985/DEL/2012
25/09/2012
38
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
2198/DEL/2012
17/07/2012
39
Improved Method of Manufacturing Copper-Indium-Gallium Diselenide Thin Films by Laser Treatment
Sanjay R. Dhage
Manish Tak
Shrikant V. Joshi
2084/DEL/2012
05/07/2012
40
Process for Producing Anti-Reflective Coatings with Scratch Resistance Property
S. Sakthivel
R.C. Magendiran
Shrikant V. Joshi
1777/DEL/2012
11/06/2012
41
Enhanced Thermal Management Systems for Fuel Cell Applications Using Nanofluid Coolant
K.S.Dhathathreyan
N. Rajalakshmi
B. Viswanath Sasank
S. Ramaprabhu
Tessy Theres Baby
1745/DEL/2012
07/06/2012
42
A Novel Method for the Synthesis of Tungsten Disulphide Nanosheets
Joydip Joardar
M.L. Sylvester Sahayaraj
1703/DEL/2012
04/06/2012
43
An Improved Solar Selective Multilayer Coating and a Method of Depositing the Same
Krishna Valleti
Shrikant V. Joshi
1567/DEL/2012
22/05/2012
44
A Device for and A Method of Cooling Fuel Cells
K.S.Dhathathreyan
N. Rajalakshmi
B. Viswanath Sasank
1409/DEL/2012
08/05/2012
45
An Improved Aqueous Method for Producing Transparent Aluminium Oxy Nitride (ALON) Articles
K.S.Dhathathreyan
N. Rajalakshmi
B. Viswanath Sasank
1408/DEL/2012
08/05/2012
46
A Process for Preparing Nanocrystalline Olivine Structure Transition Metal Phosphate Material
Dinesh Rangappa
R. Gopalan
Tata Narasinga Rao
405/DEL/2012
14/02/2012
47
A novel Process for Produced IR Transparent Polycrystalline Alumina Article and the Article so Produced
Papiya Biswas
K. Rajeshwari
Vittal Mahender
Pandu Ramavath
A.Rajashekhar Reddy
Roy Johnson
U.S. Hareesh
365/DEL/2012
08/02/2012
48
A Process and a Multi-Piston Hot Press for Producing Powder Metallurgy Component, such as Cerametallic Friction Composite
Malobika Karanjai
A.Siva Kumar
3844/DEL/2011
28/12/2011
49
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
3324/DEL/2011
22/11/2011
50
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
2965/DEL/2011
17/10/2011
51
An Improved Method for Making Sintered Polycrystalline Transparent Sub-Micron Alumina Article
R. Senthil Kumar
1358/DEL/2011
10/05/2011
52
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
1278/DEL/2011
02/05/2011
53
An Improved Process for Preparation of Nanosilver Coated Ceramic Candle Filter
J. Revathi
K. Murugan
Tata Narasinga Rao
1249/DEL/2011
28/04/2011
54
An Improved Method of Preparing Porous Silicon Compacts
Dibyendu Chakravarty
B.V. Sarada
Tata Narasinga Rao
912/DEL/2011
31/03/2011
55
Improved Process for the Preparation of Bi-Functional Silica Particles useful for Antibacterial and Self Cleaning Surfaces
Neha Hebalkar
Tata Narasinga Rao
3071/DEL/2010
22/12/2010
56
An Improved Method for Producing ZnO Nanorods
Kaliyan Hembram
D. Sivaprahasam
Tata Narasinga Rao
2759/DEL/2010
19/11/2010
57
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
2427/DEL/2010
12/10/2010
58
Improved Method for Producing Carbon Containing Silica Aerogel Granules
Neha Hebalkar
2406/DEL/2010
08/10/2010
59
Improved Process for the Preparation of Stable Suspension of Nano Silver Particles having Antibacterial Activity
J. Revathi
Neha Hebalkar
T. Narasinga Rao
1835/DEL/2010
04/08/2010
60
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
1449/DEL/2010
22/06/2010
61
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
Gadhe Padmanabham
620/DEL/2010
17/03/2010
62
An Improved Method for Preparing Nickel Electrodeposited having Predetermined Hardness Gradient
Nitin P Wasekar
G. Sundararajan
1455/DEL/2009
15/07/2009
63
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
1028/DEL/2009
20/05/2009
64
Improved Method of Producing Highly Stable Aqueous Nano Titania Suspension
Neha Hebalkar
T. Narasinga Rao
730/DEL/2009
09/04/2009
65
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
2339/DEL/2008
13/10/2008
66
A Process for Continuous Coating Deposition and an Apparatus for Carrying out the Process
L. Rama Krishna
Nitin P. Wasekar
1829/DEL/2008
01/08/2008
67
An Improved Catalyst Ink useful for Preparing Gas Diffusion Electrode and an Improved PEM Fuel Cell
G. Velayutham
N. Rajalakshmi
680/DEL/2008
18/03/2008
68
Improved Electrode Membrane Assembly and a Method of Making the Assembly
K.S.Dhathathreyan
N. Rajalakshmi
631/DEL/2008
13/03/2008
69
Improved Cylindrical Magnetron Cathode and a Process for Depositing Thin Films on Surfaces using the said Cathode
A.Subrahmanyam
Krihsna Valleti
S V Joshi
G. Sundararajan
21/DEL/2008
03/01/2008
70
An Improved Method for the Generation of Hydrogen from a Metal Borohydride and a Device Therfor
K.S.Dhathathreyan
K. Ramya
J. Sreenivas
S. Narasimhan
S.Kumar
1106/DEL/2007
23/05/2007
71
Improved Fuel Cell having Enhanced Performance
N. Rajalakshmi
K.S. Dhathathreyan
606/DEL/2007
21/03/2007
72
A Hydrophilic Membrane Based Humidifier useful for Fuel Cells
K. S. Dhathathreyan
Ramya Krishnan
J. Sreenivas
95/DEL/2007
16/01/2007
73
An Improved Process for Preparing Nanotungsten Carbide Powder useful for Fuel Cells
K.S. Dhathathreyan
N. Rajalakshmi
T. Narasinga Rao
81/DEL/2007
12/01/2007
74
An Improved Hydrophilic Membrane useful for Humidification of Gases in Fuel Cells and a Process for its Preparation
K. S. Dhathathreyan
Ramya Krishnan
1207/DEL/2006
17/05/2006
75
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
1206/DEL/2006
17/05/2006
76
Novel Ceramic Materials Having Improved Mechanical Properties and Process for their Preparation
Dibyendu Chakravarty
Tata Narasinga Rao
R. Sundaresan
3396/DEL/2005
19/12/2005
77
A Process for the Preparation of Nanosilver and Nanosilver-Coated Ceramic Powders
K. Murugan
T. Narasinga Rao
2786/DEL/2005
19/10/2005
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
France
Germany
Brazil
Canada
United Kingdom
Japan
South Africa
1259820
102012218448.1
102120 221209
2784395
1206843
2012-093888
2012/02480
---
---
---
---
---
---
---
15/10/2012
10/10/2012
31/08/2012
31/07/2012
18/04/2012
17/04/2012
05/04/2012
2965/DEL/2011
2
Improved Process for the Preparation of Stable Suspension of Nano Silver Particles having Antibacterial Activity
J. Revathi;
Neha Hebalkar;
Tata N. Rao
Hong Kong
United Kingdom
13107076.7
GB2496089
---
18/06/2014
18/06/2013
19/07/2011
1835/DEL/2010
3
A Process for Continuous Coating Deposition and an Apparatus for Carrying out the Process
L. Rama Krishna;
Nitin P. Wasekar;
G. Sundararajan
Japan
Germany
Brazil
USA
France
UK
South Africa
2009-237921
DE102009044256.1
PI0904232-6
8486237
0957102
2464378
2009/06786
27/12/2013
---
---
16/07/2013
---
15/05/2013
26/05/2010
15/10/2009
15/10/2009
15/10/2009
14/10/2009
12/10/2009
02/10/2009
30/09/2009
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
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
Indonesia
Bangladesh
Sri Lanka
South Africa
P-00200600616
233/2006
14258
2006/8591
---
---
02/11/2011
30/04/2008
18/10/2006
18/10/2006
17/10/2006
13/10/2006
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
USA
US6893551B2
17/05/2005
02/08/2002
209817
7
Multi-Track Laser Surface Hardening of Low Carbon Cold Rolled Closely Annealed (CRCA) Grades of Steels
USA
Australia
15/103343
AU2014362928A
---
---
10/12/2014
10/12/2014
1411/KOL/2013