Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11090784 | Screw-tightening power tool | Takashi Sakamoto | 2021-08-17 |
| 10286529 | Screw-tightening power tool | Takashi Sakamoto | 2019-05-14 |
| 5331688 | Disposable foot warmer | — | 1994-07-26 |