Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6969564 | Fuel cell stack | Yoshinori Wariishi, Narutoshi Sugita, Seiji Sugiura, Daisuke Wachi, Yosuke Fujii | 2005-11-29 |
| 6964824 | Fuel cell and method of operating the same | Naoyuki Enjoji, Yoshinori Wariishi, Yuichiro Kosaka | 2005-11-15 |
| 6943481 | Vibration member and vibration wave driving apparatus | Takuji Okamoto, Eiichi Yanagi, Yoshifumi Nishimoto, Hirokazu Hashidume, Osamu Yanase | 2005-09-13 |
| 6926985 | Fuel cell stack | Yoshinori Wariishi, Hideaki Kikuchi, Masaru Oda, Yosuke Fujii, Ichiro Baba | 2005-08-09 |