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*As of June 2021, we have 12 patents. (8 Domestic, 4 Overseas11)

No Content Type Filing date Regist date
12 Graphitized carbon material and a gas diffusion layer made with its application Patent 2018.12.19 2020.10.16
11 A functionally enhanced electrode for vanadium flow batteries and a vanadium flow batteries made with its application Patent 2015.05.20 2019.04.09
10 An electrode for vanadium redox flow batteries and a vanadium redox flow battery containing it Patent 2016.08.10 2018.10.31
9 A microporous layer for fuel cells and a gas diffusion layer and fuel cell containing it Patent 2012.06.29 2018.07.17
8 Multi-layered carbon substrate for gas diffusion layer Overseas Patent(US) 2016.08.31 2017.10.24
7 Carbon substrate for gas diffusion layer, gas diffusion layer using the same, and electrode for fuel cell, membrane-electrode assembly and fuel cell comprising the gas diffusion layer Overseas Patent(US) 2013.07.01 2015.06.27
6 Carbon substrate for gas diffusion layer, gas diffusion layer using the same, and electrode for fuel cell, membrane-electrode assembly and fuel cell comprising the gas diffusion layer Overseas Patent(DE) 2013.07.01 2015.06.03
5 Carbon substrate for gas diffusion layer, gas diffusion layer using the same, and electrode for fuel cell, membrane-electrode assembly and fuel cell comprising the gas diffusion layer Overseas Patent(GB) 2013.07.01 2015.06.03
4 Carbon material for gas diffusion layers and a gas diffusion layer and fuel cell electrode containing it Patent 2013.07.01 2015.01.14
3 A microporous layer for fuel cells and a gas diffusion layer and fuel cell containing it Patent 2012.03.08 2014.04.23
2 A method to produce carbon material containing active carbon fiber and carbon material produced by using it Patent 2011.09.05 2013.10.28
1 A method to produce carbon material for gas diffusion layers in high polymer electrolyte fuel cells, carbon material created by using it, and a system used to carry out such production Patent 2011.05.20 2013.08.02