Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9620971 | Battery charger | Mitsuharu Hamada, Tatsuharu Taima, Hideyuki Yanase | 2017-04-11 |
| 9203251 | Battery charger | Mitsuharu Hamada, Tatsuharu Taima, Hideyuki Yanase | 2015-12-01 |
| 4594300 | Lead storage battery | Yuji Morioka, Sigeru Yamasita | 1986-06-10 |