Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12420344 | Base material for hard sintered body, hard sintered body, and cutting tool | Masayuki KOSHIYAMA, Toshihiko Matsuo, Yoichi Hamada | 2025-09-23 |
| 9993882 | Roughing end mill | — | 2018-06-12 |
| 9833845 | End mill with coolant holes | Takayuki Azegami | 2017-12-05 |
| 9707628 | Roughing end mill | Yasushi Ota, Genki Matsumoto | 2017-07-18 |