Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10160083 | Method for manufacturing cubic boron nitride cutting tool and cubic boron nitride cutting tool | Katsumi Okamura, Hiroki Yonekura, Yosuke Korogi | 2018-12-25 |
| 10010940 | Cubic boron nitride cutting tool | Tsutomu Hirano, Katsumi Okamura | 2018-07-03 |
| 9956619 | Cutting insert and cutting tool | Katsumi Okamura, Yosuke Korogi, Nozomi Tsukihara, Hiroki Yonekura | 2018-05-01 |
| D789430 | Throw-away tip for metal cutting tool | Katsumi Okamura, Yosuke Korogi, Hiroki Yonekura | 2017-06-13 |
| D787578 | Throw-away tip for metal cutting tool | Katsumi Okamura, Yosuke Korogi, Hiroki Yonekura | 2017-05-23 |