Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672441 | Battery device and driving device for battery device | Hisashi Aoki, Yasushi Noda | 1997-09-30 |
| 5626979 | Battery device and electronic equipment employing the battery device as power source | Toshitaka Takei, Hisashi Aoki, Masahito Kishi, Koji Yaginuma | 1997-05-06 |
| 5602454 | Battery pack having identification recesses and terminals | Hiroyuki Arakawa | 1997-02-11 |