Issued Patents 2011
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8084163 | Fuel cell | Takashi Nakagawa, Toshihiro Matsumoto, Miyuki Yoshimoto | 2011-12-27 |
| 8021772 | Preservation assembly of polymer electrolyte fuel cell stack | Yoichiro Tsuji, Eiichi Yasumoto, Kazuhito Hatoh, Hiroki Kusakabe, Shigeyuki Unoki +1 more | 2011-09-20 |
| 8012646 | Polymer electrolyte fuel cell provided with a tightening pressure | Kazuhito Hatoh, Hiroki Kusakabe, Hideo Ohara, Susumu Kobayashi, Nobuhiro Hase +1 more | 2011-09-06 |
| 8003239 | Method of preserving polymer electrolyte fuel cell stack and preservation assembly of polymer electrolyte fuel cell stack | Yoichiro Tsuji, Eiichi Yasumoto, Kazuhito Hatoh, Hiroki Kusakabe, Shigeyuki Unoki +1 more | 2011-08-23 |
| 7976972 | Method of preserving polymer electrolyte fuel cell stack and preservation assembly of polymer electrolyte fuel cell stack | Shinichi Arisaka, Yoichiro Tsuji, Eiichi Yasumoto, Kazuhito Hatoh | 2011-07-12 |