Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9987691 | Drill and method of manufacturing drilled product | Takuya Honda, Masao Watanabe, Manabu Saito | 2018-06-05 |
| 9656328 | Cutting tool | Manabu Saito, Tatsuo Nakahata, Hideharu Takahashi, Junji Tsuchiya, Masao Watanabe +1 more | 2017-05-23 |
| 9409239 | Drill bit | Eiji Hashimoto, Manabu Saito, Masao Watanabe, Tatsuo Nakahata | 2016-08-09 |
| 8734067 | Drill | Manabu Saito, Tatsuo Nakahata, Hideharu Takahashi, Junji Tsuchiya, Eiji Hashimoto | 2014-05-27 |