Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10994393 | Rotary impact tool | Tomomasa Nishikawa, Tatsuya Ito, Takahiro Hirai, Yang Li | 2021-05-04 |
| 10562107 | Power tool | Tomomasa Nishikawa, Yoshihiro Nakano, Hiroki Uchida | 2020-02-18 |
| 10442066 | Driver | Tomomasa Nishikawa, Yoshiichi Komazaki, Norikazu Baba | 2019-10-15 |
| 10263228 | Electric device including sealing member between attachment part and battery pack | Tomomasa Nishikawa, Chikai Yoshimizu, Hiroyuki Hanawa | 2019-04-16 |
| 9774017 | Electric device body and electric device | Hiroki Uchida, Yoshihiro Nakano, Yoshihiro Komuro, Hideyuki Tanimoto | 2017-09-26 |
| 9539649 | Power tool and method for producing the same | Tomomasa Nishikawa, Hiroki Uchida, Yoshihiro Nakano, Hiroki Tsunoda, KATSUAKI SUKEGAWA +1 more | 2017-01-10 |
| 8925645 | Oil pulse tool | Tomomasa Nishikawa, Kazutaka Iwata, Shinki Ohtsu, Nobuhiro Takano | 2015-01-06 |
| 8640789 | Oil pulse tool | Tomomasa Nishikawa, Kazutaka Iwata, Shiniki Otsu, Nobuhiro Takano | 2014-02-04 |