Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12194597 | Dust collecting attachment and power tool | Shin Nakamura, Takafumi KOTSUJI | 2025-01-14 |
| 11850720 | Power tool | Takafumi KOTSUJI, Shin Nakamura, Akira Mizutani, Yoshihiro Ozeki | 2023-12-26 |
| 10821570 | Grinder | Akira Tomonaga, Katsuhito FUJINAMI, Ryo Imuta, Akira Mizutani, Takahiro Kawakami +3 more | 2020-11-03 |
| 10811937 | Power tool | Takahiro Kawakami | 2020-10-20 |
| 10410811 | Power tool | Takamasa Hanai, Hikaru SUNABE, Satoshi Ninagawa, Shin Nakamura, Kazusa FUKUDA +1 more | 2019-09-10 |
| 9954418 | Power tool | Takahiro Kawakami | 2018-04-24 |
| 9539682 | Power tool having improved tool accessory securing mechanism | Takahiro Kawakami, Shin Nakamura | 2017-01-10 |