Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5678229 | Battery-powered accessory for radio data communication of a data processing apparatus | Kenji Seki, Kouhei Nishiyama | 1997-10-14 |
| 5610525 | Battery capacity detector | Toshio Yoshida | 1997-03-11 |