Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8580442 | Fuel cell system and method of repairing electrolyte membrane thereof | — | 2013-11-12 |
| 8535849 | Electrochemical cell and fuel cell using an ionic conductor | Masayoshi Watanabe, Hirofumi Nakamoto, Tomokazu Yamane | 2013-09-17 |
| 8114538 | Electrocatalyst for electrochemical cell, method for producing the electrocatalyst, electrochemical cell, single cell of fuel cell, and fuel cell | Hiroshi Ogawa, Hidenobu Shiroishi | 2012-02-14 |
| 8071253 | Electrochemical cell using an ionic conductor | Masayoshi Watanabe, Hirofumi Nakamoto, Tomokazu Yamane | 2011-12-06 |
| 7718292 | Fuel cell stack and manufacturing method thereof | — | 2010-05-18 |
| 6921600 | Separator for fuel cell and method of manufacture therefor | Atsushi Miyazawa | 2005-07-26 |
| 6893758 | Fuel cell system and method of stopping the system | Atsushi Miyazawa | 2005-05-17 |
| 6841281 | Fuel cell system and microorganism inhibiting method | Yasuyuki Itou | 2005-01-11 |
| 6403225 | Article superior in slipping waterdrops down surface thereof | Ikuo Narisawa, Makoto Takeishi, Heihachi Murase, Yasuaki Kai, Tetsuro Tayu | 2002-06-11 |