Issued Patents All Time
Showing 76–87 of 87 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6620540 | Fuel cell stack | Yoshinori Wariishi | 2003-09-16 |
| 6613470 | Solid polymer electrolyte fuel cell stack | Noriaki Osao, Takeshi Ushio | 2003-09-02 |
| 6455179 | Fuel cell system | Noriaki Osao, Takeshi Ushio | 2002-09-24 |
| 6420061 | Fuel cell stack | Yosuke Fujii, Masaharu Suzuki | 2002-07-16 |
| 6406809 | Fuel cell comprising a separator provided with coolant passages | Yosuke Fujii, Yoshinori Wariishi, Masaharu Suzuki | 2002-06-18 |
| 6350540 | Fuel cell with gas diffusion layer flow passage | Tsugio Ohba, Noboru Okada | 2002-02-26 |
| 6258475 | Fastening structure for fuel cell stack | Koji Okazaki, Takeshi Yamagami, Takashi Komura | 2001-07-10 |
| 6255011 | Fuel cell stack | Yosuke Fujii, Takafumi Okamoto, Manabu Tanaka, Akio Yamamoto, Hidemitsu Ono +1 more | 2001-07-03 |
| D432495 | Fuel cell | Koji Okazaki | 2000-10-24 |
| D431524 | Fuel cell | Noriaki Osao | 2000-10-03 |
| 6048633 | Fuel cell stack | Yosuke Fujii, Takafumi Okamoto, Manabu Tanaka, Akio Yamamoto, Hidemitsu Ono | 2000-04-11 |
| 5463995 | Intake system for internal combustion engine | Hisao Sakai, Hiroo Shimada, Hiroshi Sono, Kenichi Nagahiro, Hirotsugu Maeda +4 more | 1995-11-07 |