Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6579649 | Polymer electrolyte battery | Makoto Tsutsue, Akiko Ishida, Ken Nishimura, Masahiko Ogawa, Nobuo Eda | 2003-06-17 |
| 5527638 | Hydrogen storage alloy electrode and sealed-type nickel-metal hydride storage battery using the same | Takashi Okawa, Takashi Takano, Toshihisa Hiroshima | 1996-06-18 |