Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6967065 | Separator of proton exchange fuel cell and its manufacturing method | Masahiro Saitou, Kazuo Saito, Kazuhide Matsumoto, Masashi Takahashi, Masayuki Itoh +1 more | 2005-11-22 |
| 6599651 | Separator of proton exchange fuel cell and its manufacturing method | Masahiro Saitou, Kazuo Saito, Masashi Takahashi | 2003-07-29 |
| 6238186 | Method of manufacturing a blade for fluid machinery | Shinsaku Sato, Yoshitake Mibe, Kenji C. Obata, Hajimi Tai, Masahiko Nakazono | 2001-05-29 |