Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12343802 | Coated tool and cutting tool including the same | Yuusaku Sugawa, Kenji Kumai, Takanori Sugiyama, Tadashi Katsuma | 2025-07-01 |
| 12318845 | Coated tool and cutting tool including the same | Yuusaku Sugawa, Kenji Kumai, Takanori Sugiyama, Tadashi Katsuma | 2025-06-03 |
| 12246385 | Coated tool and cutting tool including the same | Yuusaku Sugawa, Kenji Kumai, Takanori Sugiyama, Tadashi Katsuma | 2025-03-11 |
| 12194543 | Coated tool and cutting tool including the same | Yuusaku Sugawa, Kenji Kumai, Takanori Sugiyama, Tadashi Katsuma | 2025-01-14 |
| 12151289 | Coated tool and cutting tool including same | — | 2024-11-26 |
| 11911829 | Coated tool and cutting tool including same | — | 2024-02-27 |
| 11618936 | Cemented carbide, coated tool using same, and cutting tool | Kou Ri, Tadashi Katsuma | 2023-04-04 |
| 11421306 | Cemented carbide, coated tool, and cutting tool | Kou Ri, Tadashi Katsuma | 2022-08-23 |