Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7998636 | Polymer electrolyte fuel cell stack | Toshihiro Matsumoto, Yoko Yamamoto, Mitsuo Yoshimura, Kenji Arai, Yoshiki Nagao | 2011-08-16 |
| 7977014 | Polymer electrolyte fuel cell and manufacturing method for electrode-membrane-frame assembly | Hiroki Kusakabe, Toshihiro Matsumoto, Norihiko Kawabata, Mitsuo Yoshimura | 2011-07-12 |
| 7931999 | Polymer electrolyte fuel cell and manufacturing method for electrode-membrane-frame assembly | Hiroki Kusakabe, Toshihiro Matsumoto, Norihiko Kawabata, Mitsuo Yoshimura | 2011-04-26 |
| 7905715 | Scroll compressor having a fixed scroll part and an orbiting scroll part | Akira Hiwata, Yoshiyuki Futagami, Teruyuki Akazawa, Noboru Iida, Kiyoshi Sawai +1 more | 2011-03-15 |