Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5912092 | Battery package | Hiroshi Maruyama, Hideaki Ebihara | 1999-06-15 |
| 5896025 | Secondary battery protection device from overcharge/overdischarge | Takeshi Yamaguchi, Yosifumi Sakaguchi, Shinji Tanaka, Takehisa Yokohama, Kouichi Horisaki | 1999-04-20 |