Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11446742 | Cutting insert for drill, and drill | Tomoyuki Fukuyama, Shinya Ikenaga | 2022-09-20 |
| 10300534 | Drill | Daisuke Murakami, Masaaki Jindai, Keiji Kinoshita | 2019-05-28 |
| D823909 | Drill head | Yoshiji Sato, Ryusei Hamada | 2018-07-24 |
| D814536 | Drill | — | 2018-04-03 |