Issued Patents All Time
Showing 26–41 of 41 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6255011 | Fuel cell stack | Yosuke Fujii, Manabu Tanaka, Akio Yamamoto, Hidemitsu Ono, Narutoshi Sugita +1 more | 2001-07-03 |
| 6214486 | Fuel cell and method of controlling same | — | 2001-04-10 |
| 6180273 | Fuel cell with cooling medium circulation arrangement and method | — | 2001-01-30 |
| 6048633 | Fuel cell stack | Yosuke Fujii, Manabu Tanaka, Akio Yamamoto, Hidemitsu Ono, Narutoshi Sugita | 2000-04-11 |
| 6045933 | Method of supplying fuel gas to a fuel cell | — | 2000-04-04 |
| 6042955 | Fuel cell and method of controlling same | — | 2000-03-28 |
| 6040073 | Fuel cell | — | 2000-03-21 |
| 5965288 | Gas humidifying device for use with a fuel cell | — | 1999-10-12 |
| 5837393 | Fuel battery system | — | 1998-11-17 |
| 5780179 | Fuel cell system for use on mobile bodies | — | 1998-07-14 |
| 5752988 | Method for producing electrode unit for fuel cell | Ichiro Tanaka, Hideo Kato, Norimasa Kawagoe, Akio Yamamoto | 1998-05-19 |
| 5736269 | Fuel cell stack and method of pressing together the same | Hideo Kato, Norimasa Kawagoe, Akio Yamamoto, Ichiro Tanaka | 1998-04-07 |
| 5723228 | Direct methanol type fuel cell | — | 1998-03-03 |
| 5714276 | Method for supplying fuel gas to fuel cell assembly | — | 1998-02-03 |
| 5534362 | Fuel cell stack and method of pressing together the same | Manabu Tanaka, Ichiro Baba, Hideo Kato, Norimasa Kawagoe | 1996-07-09 |
| 5419980 | Fuel cell stack and method of pressing together the same | Manabu Tanaka, Ichiro Baba, Hideo Kato, Norimasa Kawagoe | 1995-05-30 |