Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8173314 | Fuel cell power generation system, its stopping/safekeeping method and program | Hiroshi Chizawa | 2012-05-08 |
| 7829238 | Fuel cell having a gasket integrally formed through gas diffusion layer | Yuichi Kuroki, Yoshihiro Kurano, Tomohiro Inoue, Atsushi Oma, Kazuo Saito | 2010-11-09 |
| 7438986 | Fuel cell system with improved humidification system | Soichiro Shimotori, Michael L. Perry | 2008-10-21 |
| 7226686 | Fuel cell and method of manufacturing the fuel cell | Yuichi Kuroki, Yoshihiro Kurano, Tomohiro Inoue, Atsushi Oma, Kazuo Saito | 2007-06-05 |
| 7029780 | Polymer electrolyte fuel cell stack and method for operating the same and gas vent valve | Atsushi Ooma, Michio Hori | 2006-04-18 |
| 6893759 | Polymer electrolyte fuel cell stack | Atsushi Ooma, Hiroshi Chizawa, Michio Hori | 2005-05-17 |
| 6869709 | Fuel cell system with improved humidification system | Soichiro Shimotori, Michael L. Perry | 2005-03-22 |
| 6797424 | Separator for fuel cell, production process thereof, and solid polymer fuel cell using the separator | Atsushi Ooma, Michio Hori, Masanori Kobayashi, You Ootani | 2004-09-28 |
| 6613467 | Polymer electrolyte fuel cells system | Hiroshi Chizawa, Kazuo Saito, Mitsushi Ueno | 2003-09-02 |
| 6572994 | Polymer electrolyte fuel cell system | Soichiro Shimotori, Makoto Harada, Kazuo Saito, Atsushi Ohma, Atsuo Sonai +1 more | 2003-06-03 |
| 4756718 | Method of manufacturing a fuel cell assembly | Mitsushi Ueno, Noboru Segawa | 1988-07-12 |