Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8728682 | Fuel cell having a fastening structure including a specified configuration of elastic members | Hiroki Kusakabe, Toshihiro Matsumoto, Norihiko Kawabata | 2014-05-20 |
| 8697312 | Cell stack of fuel cell and method of fastening cell stack of fuel cell | Soichi Shibata, Hiroki Kusakabe, Shigeyuki Unoki, Norihiko Kawabata, Yusuke Ikeshima | 2014-04-15 |
| 8343688 | Polymer electrolyte fuel cell having a fastening structure including elastic members | Toshihiro Matsumoto, Hiroki Kusakabe, Mitsuo Yoshimura, Yoko Yamaguchi | 2013-01-01 |
| 8278008 | Serpentine fuel cell separator with protrusions and fuel cell including the same | Hiroki Kusakabe, Toshihiro Matsumoto, Norihiko Kawabata, Shinsuke Takeguchi, Yasuo Takebe +1 more | 2012-10-02 |
| 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 |
| 7659024 | Fuel cell having a separator with water-retaining groove portions | Toshihiro Matsumoto, Hiroki Kusakabe, Norihiko Kawabata, Naoko Yoshizawa | 2010-02-09 |
| 7544630 | Methods of manufacturing electrodes for polymer electrolyte fuel cells | Kazuhito Hatoh, Hisaaki Gyoten, Toshihiro Matsumoto, Hiroki Kusakabe | 2009-06-09 |
| 7541108 | Solid polymer fuel cell | Norihiko Kawabata, Takashi Morimoto, Hiroki Kusakabe, Toshihiro Matsumoto | 2009-06-02 |
| 7407723 | Polymer electrolyte fuel cell | Hiroki Kusakabe, Kazuhito Hatoh, Toshihiro Matsumoto, Norihiko Kawabata, Shinsuke Takeguchi | 2008-08-05 |
| 7029785 | Polymer electrolyte fuel cells, methods of manufacturing electrodes therefor , and apparatuses for making the same | Kazuhito Hatoh, Hisaaki Gyoten, Toshihiro Matsumoto, Hiroki Kusakabe | 2006-04-18 |