Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9901991 | Drill | Sohei Takahashi | 2018-02-27 |
| 9352399 | Drill | Kazuya Yanagida | 2016-05-31 |
| 9216460 | Coolant-hole equipped drill | Nobuyuki Matsuda, Hiroyuki Higashi, Tadashi Yamamoto, Kazuya Yanagida | 2015-12-22 |
| 8876445 | Drill | Kazuya Yanagida | 2014-11-04 |