Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9517513 | Drill driving apparatus and drill driving method | Tatsuo Nakahata, Masao Watanabe | 2016-12-13 |
| 9409239 | Drill bit | Hirofumi Higashiwaki, Eiji Hashimoto, Masao Watanabe, Tatsuo Nakahata | 2016-08-09 |
| 9278395 | Milling insert and milling tip-replacement-type rotary cutting tool | Shinya Matsuo, Hisayuki Oode, Shoujirou Touma | 2016-03-08 |