Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6723463 | Fuel cell stack having terminal element located at specified location | Narutoshi Sugita, Yoshinori Wariishi, Minoru Koshinuma, Takashi Komura | 2004-04-20 |
| 6255011 | Fuel cell stack | Yosuke Fujii, Takafumi Okamoto, Manabu Tanaka, Akio Yamamoto, Narutoshi Sugita +1 more | 2001-07-03 |
| 6048633 | Fuel cell stack | Yosuke Fujii, Takafumi Okamoto, Manabu Tanaka, Akio Yamamoto, Narutoshi Sugita | 2000-04-11 |