Issued Patents 2003
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6603288 | Battery chargers and charging methods | — | 2003-08-05 |
| 6577104 | Apparatus and methods for determining appropriate timing for recharging rechargeable batteries | — | 2003-06-10 |
| 6566005 | Battery pack with an improved cooling structure | Yasutoshi Shimma, Junichi Masuda, Shingo Umemura | 2003-05-20 |
| 6563290 | Battery pack charging system and battery pack | Masaaki Fukumoto | 2003-05-13 |
| 6537694 | Battery pack with improved heat radiation and sealing | Masatoshi Sugiura, Youichi Kato | 2003-03-25 |
| 6502949 | Adapters for use with an electric power tool | Toru Horiyama, Norifumi Niwa | 2003-01-07 |