Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6436567 | Separator for fuel cells | Kazuo Saito, Atsushi Hagiwara, Fumio Tanno, Toshiharu Okamoto | 2002-08-20 |
| 5895311 | Abrasive device that maintains normal line of contact with curved abrasive surface and method of using same | Takekazu Shiotani, Kimihiro Wakabayashi, Takaaki Sakakibara, Toshimasa Fujisawa | 1999-04-20 |
| 5786555 | Polarizable electrode for electric double-layer capacitor, and electric double-layer capacitor using said polarizable electrode | Kazuo Saito, Atsushi Hagiwara, Toshiharu Okamoto, Osamu Hasegawa | 1998-07-28 |