Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9160125 | Battery adapter | Tomoyuki Ota, Hitoshi Suzuki, Yukio Kobayashi | 2015-10-13 |
| 8752744 | Portable tools | Yukiyasu Okouchi, Takayoshi Yoshimura, Jiro Oda, Kenichi Miyata | 2014-06-17 |
| 7201235 | Driver drill | Masahiko Miura | 2007-04-10 |
| 6566005 | Battery pack with an improved cooling structure | Yasutoshi Shimma, Junichi Masuda, Kazuyuki Sakakibara | 2003-05-20 |
| 6213224 | Electric power tool with enhanced strength to axially-applied external force | Takefumi Furuta, Shinsuke Mori | 2001-04-10 |
| D436917 | Battery pack | Naohiro Hayakawa, Yoichi Kato, Takao Kuroyanagi | 2001-01-30 |
| 6066938 | Charging system including a charger and an electric power tool operating on an internal battery unit | Koki Hyodo, Manabu Sugimoto, Shin-ichi Nakane, Kazuyoshi Horikawa | 2000-05-23 |
| D412485 | Battery pack | Yoichi Kato | 1999-08-03 |
| D411947 | Portable electric screwdriver | Manabu Sugimoto, Norifumi Niwa, Isao Miyashita | 1999-07-13 |
| D411425 | Cordless circular saw | Manabu Sugimoto, Norifumi Niwa | 1999-06-22 |
| D384261 | Portable electric screwdriver | Naohiro Hayakawa | 1997-09-30 |
| D384262 | Portable electric screwdriver | Naohiro Hayakawa | 1997-09-30 |