Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D507778 | Pattern for planar battery electrodes base | Mitsuhiro Kishimi, Masao Morishima, Toshihiko Yamashita | 2005-07-26 |
| 6593031 | Nickel metal-hydride cell | Masuhiro Onishi, Masato Isogai, Ryo Nagai | 2003-07-15 |
| 6151853 | Outdoor floor construction | — | 2000-11-28 |
| 6051333 | Cell comprising spirally wound electrodes | Ryo Nagai, Shoichiro Tateishi | 2000-04-18 |
| 5912090 | Nickel-hydrogen stacked battery pack | Ryo Nagai, Masahiko Takai | 1999-06-15 |
| 5278001 | Hydrogen storage alloy, electrode comprising the same and hydrogen storage alloy cell | Hiroaki Ono, Shuichi Wada, Masayuki Hirota | 1994-01-11 |