Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6502833 | Metal C-shaped ring gasket | Hideshi Shibata, Kanji Hanashima, Ichiro Kubo, Shuichiro Wada | 2003-01-07 |
| 6395416 | Separator for fuel battery and method of producing the same | Shinzaburo Suzuki, Mitsuoki Shiraishi, Katsunori Ueda | 2002-05-28 |