Issued Patents All Time
Showing 26–50 of 81 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7491459 | Polymer electrolyte fuel cell | Hiroki Kusakabe, Hideo Ohara, Shinsuke Takeguchi, Soichi Shibata, Takeshi Tomizawa +2 more | 2009-02-17 |
| D585826 | Separator for fuel cell | Hideo Ohara, Masaaki Miyoshi, Hikaru Murakami | 2009-02-03 |
| 7479341 | Fuel cell, separator plate for a fuel cell, and method of operation of a fuel cell | Shinsuke Takeguchi, Hideo Ohara, Hisaaki Gyoten | 2009-01-20 |
| 7452624 | Polymer electrolyte type fuel cell | Junji Niikura, Teruhisa Kanbara, Hideo Ohara, Hiroki Kusakabe, Nobuhiro Hase +3 more | 2008-11-18 |
| 7407723 | Polymer electrolyte fuel cell | Hiroki Kusakabe, Toshihiro Matsumoto, Norihiko Kawabata, Yoshiki Nagao, Shinsuke Takeguchi | 2008-08-05 |
| 7405019 | Polymer electrolyte fuel cell | Hideo Ohara, Hiroki Kusakabe, Nobuhiro Hase, Shinsuke Takeguchi, Takayuki Urata +5 more | 2008-07-29 |
| 7318974 | Polymer electrolyte fuel cell | Hideo Ohara, Hiroki Kusakabe, Nobuhiro Hase, Shinsuke Takeguchi, Yoshiaki Yamamoto +7 more | 2008-01-15 |
| 7294423 | Polymer electrolyte fuel cell having improved current collector plates and method of forming the same | Nobuhiro Hase, Hiroki Kusakabe, Hideo Ohara, Susumu Kobayashi, Soichi Shibata +1 more | 2007-11-13 |
| 7220514 | Polymer electrolyte fuel cell | Eiichi Yasumoto, Akihiko Yoshida, Makoto Uchida, Hisaaki Gyoten, Yasushi Sugawara +5 more | 2007-05-22 |
| 7220512 | Separator plate for polymer electrolyte fuel cell and polymer electrolyte fuel cell using the same | Hideo Ohara, Nobuhiro Hase, Hiroki Kusakabe, Katsuzou Kokawa, Takayuki Urata +3 more | 2007-05-22 |
| 7205061 | Polymer electrolyte fuel cell | Hideo Ohara, Toshihiro Matsumoto, Yasushi Sugawara, Junji Niikura, Teruhisa Kanbara +1 more | 2007-04-17 |
| 7172829 | Fuel cell and process for the production of same | Hisaaki Gyoten, Shinya Kosako | 2007-02-06 |
| 7144645 | Operation method for polymer electrolyte fuel cell | Osamu Sakai, Hideo Ohara, Junji Niikura, Hisaaki Gyoten, Toshihiro Matsumoto +1 more | 2006-12-05 |
| 7081317 | Polymer electrolyte thin film fuel cell and method of operating the same | Satoru Fujii, Masato Hosaka, Kohji Yuasa, Yasutaka Noguchi, Satoshi Shibutani +3 more | 2006-07-25 |
| 7029785 | Polymer electrolyte fuel cells, methods of manufacturing electrodes therefor , and apparatuses for making the same | Hisaaki Gyoten, Toshihiro Matsumoto, Hiroki Kusakabe, Yoshiki Nagao | 2006-04-18 |
| 7008714 | Polymer electrolyte fuel cell | Teruhisa Kanbara, Junji Niikura | 2006-03-07 |
| 7005205 | Polymer electrolyte fuel cell | Hisaaki Gyoten, Osamu Sakai, Junji Niikura, Hideo Ohara, Kazufumi Nishida | 2006-02-28 |
| 6960407 | Fuel cell | Soichi Shibata, Hiroki Kusakabe, Nobuhiro Hase, Shinsuke Takeguchi, Hideo Ohara +3 more | 2005-11-01 |
| 6933070 | Polymer electrolyte fuel cell and conductive separator plate thereof | Hiroki Kusakabe, Hideo Ohara, Nobuhiro Hase, Susumu Kobayashi, Shinsuke Takeguchi +1 more | 2005-08-23 |
| 6921598 | Polymer electrolyte fuel cell and method of manufacturing the same | Tatsuo Yamazaki, Junji Niikura, Nobuhiro Hase, Hisaaki Gyoten, Hideo Ohara +2 more | 2005-07-26 |
| 6916575 | Polymer electrolyte type fuel cell | Yoshihiro Hori, Masato Hosaka, Junji Nikura, Teruhisa Kanbara, Takeshi Yonamine +1 more | 2005-07-12 |
| 6893765 | Polymer electrolyte fuel cell | Kazufumi Nishida, Junji Niikura, Hisaaki Gyoten, Hideo Ohara, Teruhisa Kanbara +1 more | 2005-05-17 |
| 6884536 | Polymer electrolyte fuel cell | Junji Niikura, Hideo Ohara, Teruhisa Kanbara | 2005-04-26 |
| 6881510 | Method for resorting characteristics of polymer electrolyte fuel cell | Hisaaki Gyoten, Teruhisa Kanbara, Makoto Uchida, Osamu Sakai | 2005-04-19 |
| 6869719 | Polymer electrolyte fuel cell stack | Eiichi Yasumoto, Kazufumi Nishida, Hisaaki Gyoten, Teruhisa Kanbara, Hideo Ohara +3 more | 2005-03-22 |