Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5451880 | Battery-charging circuit | Hirokazu Yamagishi | 1995-09-19 |
| 5311113 | Method of setting peak-timer of electric charger | — | 1994-05-10 |
| 5291118 | Device for detecting connection or disconnection of a battery to an electric charger | — | 1994-03-01 |