Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7588844 | Method of starting up operation of fuel cell at low temperature | Katsumi Hayashi, Shigeru Inai, Hideo Kato, Ryo Jimba, Hiroshi Morikawa +1 more | 2009-09-15 |
| 7393607 | Fuel cell and fuel cell stack | Yosuke Fujii, Hiromichi Yoshida, Daisuke Wachi, Shuhei Goto | 2008-07-01 |
| 7326485 | Fuel cell with a seal tightly in contact with an electrode for preventing leakage of a reactant gas | Hiromichi Yoshida, Daisuke Wachi, Yosuke Fujii, Narutoshi Sugita, Shuhei Goto | 2008-02-05 |
| 6949920 | Apparatus for measuring current density of fuel cell | Yosuke Fujii, Katsumi Hayashi, Toshiya Wakahoi | 2005-09-27 |