Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5903423 | Battery pack for electric power tools | Takao Takatsu, Kazuo Osaki, Takamasa Yamazoe | 1999-05-11 |
| D370201 | Battery | Yoshihiko Hibino, Katsuhiko Kawabata | 1996-05-28 |
| 4515872 | Battery pack | — | 1985-05-07 |