Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12383962 | Cutting tool | Susumu Okuno, Masahito Hikiji, Fumiyoshi Kobayashi | 2025-08-12 |
| 12319991 | Base material and cutting tool | Keiichi Tsuda | 2025-06-03 |
| 12312660 | Cemented carbide and cutting tool | Takahiro Yamakawa, Masahito Hikiji | 2025-05-27 |
| 12270102 | Cutting tool | Susumu Okuno, Masahito Hikiji, Fumiyoshi Kobayashi | 2025-04-08 |
| 12269098 | Cutting tool | Susumu Okuno, Masahito Hikiji, Fumiyoshi Kobayashi | 2025-04-08 |
| 12226836 | Cutting tool | Masahito Hikiji, Takahiro Yamakawa | 2025-02-18 |
| 12202051 | Cutting tool | Masahito Hikiji, Takahiro Yamakawa | 2025-01-21 |
| 12005507 | Cemented carbide and cutting tool including same as substrate | Keiichi Tsuda | 2024-06-11 |
| 11717978 | Cemented carbide and cutting tool including same as substrate | Kensei Hamaki, Keiichi Tsuda | 2023-08-08 |
| 11530467 | Cemented carbide and cutting tool containing the same as substrate | Shinya Imamura | 2022-12-20 |
| 11511353 | Cutting tools | Masahito Hikiji, Susumu Okuno | 2022-11-29 |
| 11471951 | Cutting tools | Masahito Hikiji, Susumu Okuno | 2022-10-18 |
| 11407037 | Cutting tools | Masahito Hikiji, Susumu Okuno | 2022-08-09 |
| 9850558 | Cermet, method for producing cermet, and cutting tool | Masato Michiuchi, Keiichi Tsuda | 2017-12-26 |
| 9850557 | Cermet and cutting tool | Keiichi Tsuda | 2017-12-26 |