Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9793555 | Membrane electrode assembly with gas diffusion layers having a rib porosity and method of manufacturing the same, as well as fuel cell | Masaki Yamauchi, Yoichiro Tsuji, Hideo Kasahara, Takashi Nakagawa, Yoko Yamamoto | 2017-10-17 |
| 8846269 | Polymer electrolyte fuel cell and fuel cell stack comprising the same | Takeou Okanishi, Yoichiro Tsuji | 2014-09-30 |
| 8691471 | Polymer electrolyte fuel cell and fuel cell stack comprising the same | Takeou Okanishi, Shinsuke Takeguchi, Yoichiro Tsuji | 2014-04-08 |
| 8597851 | Polymer electrolyte fuel cell, fuel cell stack including the same, fuel cell system, and method for operating fuel cell system | Takeou Okanishi, Miho Gemba, Yoichiro Tsuji | 2013-12-03 |