Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5250369 | Alkaline storage battery | Munehisa Ikoma, Hiroshi Kawano, Osamu Takahashi, Isao Matsumoto | 1993-10-05 |
| 5034289 | Alkaline storage battery and method of producing negative electrode thereof | Munehisa Ikoma, Hiroshi Kawano, Osamu Takahashi, Isao Matsumoto | 1991-07-23 |
| 4994334 | Sealed alkaline storage battery and method of producing negative electrode thereof | Munehisa Ikoma, Yasuko Ito, Isao Matsumoto, Takashi Hino | 1991-02-19 |