Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6420061 | Fuel cell stack | Yosuke Fujii, Narutoshi Sugita | 2002-07-16 |
| 6406809 | Fuel cell comprising a separator provided with coolant passages | Yosuke Fujii, Yoshinori Wariishi, Narutoshi Sugita | 2002-06-18 |