Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8435657 | Method of preserving polymer electrolyte fuel cell stack and preservation assembly of polymer electrolyte fuel cell stack | Shinichi Arisaka, Yoichiro Tsuji, Eiichi Yasumoto, Shinsuke Takeguchi | 2013-05-07 |