Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8076017 | Fuel cell stack | Toshihiro Matsumoto, Hiroki Kusakabe, Norihiko Kawabata, Kenji Arai | 2011-12-13 |
| 7998636 | Polymer electrolyte fuel cell stack | Toshihiro Matsumoto, Yoko Yamamoto, Takashi Morimoto, Mitsuo Yoshimura, Kenji Arai | 2011-08-16 |