Centre for Fuel Cell Technology (CFCT)
Indian Patent Granted
S.No
Title of Patent
Inventors
Patent Application Number
Date of filing
Patent Number
Date of Grant
1
An Improved Gas and Coolant Flow Field Plate for use in Polymer Electrolyte Membrane Fuel Cells.
K.S.DhathathreyanN, RajalakshmiG, VelayuthamR, VasudevanT.P, SaranganR. Parthasarathy
1449/DEL/2010
22/6/2010
423285
27/2/2023
2
Method of preparation of carbon supported platinum electrode catalyst for FEM fuel cells and product thereof
Dr. N. Rajalakshmi,
Vedarajan Raman,
Jayaraj Prithi
202011035825
20/08/2020
418482
18/01/2023
3
Process for producing the nano Boron by cryo-milling
S. Sudhakara Sarma
R. Vijay
Tata N. Rao
201911025690
27/06/2019
391804
11/03/2022
4
A Device for and A Method of Cooling Fuel Cells
K.S.Dhathathreyan,
N. Rajalakshmi,
B. Viswanath Sasank
1408/DEL/2012
08/05/2012
370365
25/06/2021
5
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
369206
14/06/2021
6
An Improved Test Control System useful For Fuel Cell Stack Monitoring and Controlling
K.S. Dhathathreyan,
N. Rajalakshmi
269/DEL/2013
31/01/2013
366702
14/05/2021
7
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
351830
20/11/2020
8
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
350276
28/10/2020
9
Method of preparation of carbon supported platinum electrode catalyst for FEM fuel cells and product thereof
N. Rajalakshmi,
Raman Vedarajan,
Prithi Jayaraj
2.02011E+11
18/1/2023
418482
20/8/2020
10
Enhanced Thermal Management Systems for Fuel Cell Applications Using Nanofluid Coolant
K.S. Dhathathreyan,
N. Rajalakshmi,
B. Viswanath Sasank,
S. Ramprabhu,
Tessy Theres Baby
1745/DEL/2012
07/06/2012
339836
30/06/2020
11
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
338862
19/06/2020
12
Catalytically and Chemically modified Carbon Nanostructures for Storage of Hydrogen
S. Ramaprabhu
B. Sangeetha
T.S. Remya
G. Subashini
N. Rajalakshmi
K.S. Dhathathreyan
405/CHE/2013
30/01/2013
323653
24/10/2019
13
Fuel Cell System Equipped with Oxygen Enrichment System Using Magnet
K.S.Dhathathreyan
N. Rajalakshmi
B. Viswanath Sasank
N. Rajalakshmi
B. Viswanath Sasank
2985/DEL/2012
25/09/2012
321825
27/09/2019
14
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
81/DEL/2007
12/01/2007
303338
22/11/2018
15
Improved Fuel Cell having Enhanced Performance
N. Rajalakshmi
K.S. Dhathathreyan
K.S. Dhathathreyan
606/DEL/2007
20/03/2007
301158
19/09/2018
16
A Hydrophilic Membrane Based Humidifier useful for Fuel Cells
K. S. Dhathathreyan
Ramya Krishnan
J. Sreenivas
Ramya Krishnan
J. Sreenivas
95/DEL/2007
16/01/2007
291871
18/01/2018
17
Improved Catalyst Ink For Catalyst Coated Membrane Of Electrode Membrane Assembly And The Process Thereof
K.S.Dhathathreyan
N. Rajalakshmi
N. Rajalakshmi
631/DEL/2008
13/03/2008
290765
18/12/2017
18
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
1106/DEL/2007
23/05/2007
285257
17/07/2017
19
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
1206/DEL/2006
17/05/2006
281504
20/03/2017
20
An Improved Catalyst Ink useful for Preparing Gas Diffusion Electrode and an Improved PEM Fuel Cell
G. Velayutham
N. Rajalakshmi
N. Rajalakshmi
680/DEL/2008
18/03/2008
277778
30/11/2016
21
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
670/CHE/2007
30/03/2007
247547
19/04/2011
Indian Applications Awaiting Grant
S.No
Title of Patent
Inventors
Patent Application Number
Date of filing
1
Durable corrosion resistant coating for fuel cell separator and the process thereof
S. Rama Krishnan,
N. Rajalakshmi,
Krishna Valleti
202111051526
10/11/2021
2
Method of manufacturing the catalyst coated membrane for the proton exchange membrane fuel cells
N. Rajalakshmi,
R. Balaji,
E. Ganesan,
D. Uday Kumar,
R. Vasudevan
202011046496
25/10/2020
3
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
4
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
5
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
6
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
