S. No. Title Inventor Date of filing Patent Application Number Date of Grant Patent Number
1 Durable corrosion resistant coating for fuel cell separator and the process thereof S. Rama Krishnan, N. Rajalakshmi, Krishna Valleti 10/11/2021 202111051526 27/01/2025 558766
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 25/10/2020 202011046496 12/04/2024 532830
3 Method of preparation of carbon supported platinum electrode catalyst for PEM fuel cells and product thereof Dr. N. Rajalakshmi, Vedarajan Raman, Jayaraj Prithi 20/08/2020 202011035825 18/01/2023 418482
4 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 31/07/2019 201911030852 16/11/2023 469592
5 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 20/02/2019 201911006700 24/07/2023 440238
6 Improved Fuel Cell having Enhanced Performance N. Rajalakshmi , K.S. Dhathathreyan 20/03/2017 606/DEL/2007 19/09/2018 301158
7 High Temperature Polymer Electrolyte Membrane Fuel Cells with Exfoliated Graphite based Bipolar Plates K S Dhathathreyan , N Rajalakshmi , K Ramya 20/02/2014 494/DEL/2014 10/05/2023 431480
8 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 17/10/2013 3073/DEL/2013 14/06/2021 369206
9 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 24/05/2013 1571/DEL/2013 28/10/2020 350276
10 An Improved Test Control System useful For Fuel Cell Stack Monitoring and Controlling K.S. Dhathathreyan, N. Rajalakshmi 31/01/2013 269/DEL/2013 14/05/2021 366702