Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6811921 | Battery pack | Yoshitaka Dansui | 2004-11-02 |
| 6777130 | Square battery | Masumi Katsumoto, Masaharu Miyahisa, Yoshihiro Boki | 2004-08-17 |
| D486445 | Battery | Masumi Katsumoto, Masaharu Miyahisa, Yoshihiro Boki | 2004-02-10 |