Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10646934 | Drill | Yuki Tsutsumi, Masaaki Jindai | 2020-05-12 |
| D633535 | Cutting insert | Kunishige Tanaka, Yasuyuki Kanada | 2011-03-01 |
| D631493 | Cutting insert | Kunishige Tanaka, Yasuyuki Kanada | 2011-01-25 |