Issued Patents 2021
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11208358 | Cubic boron nitride sintered body and cutting tool including the same | Katsumi Okamura, Yuichiro Watanabe, Akito Ishii, Takashi Harada | 2021-12-28 |
| 11208324 | Polycrystalline cubic boron nitride and method for manufacturing the same | Michiko Matsukawa, Taisuke Higashi, Machiko Abe | 2021-12-28 |
| 11192827 | Sintered material and cutting tool including same | Katsumi Okamura, Hisaya Hama, Mayu Amemiya | 2021-12-07 |
| D937330 | Cutting tool | Takashi Harada, Naoki Watanobe | 2021-11-30 |
| 11186485 | Polycrystalline cubic boron nitride and method for manufacturing the same | Michiko Matsukawa, Taisuke Higashi, Machiko Abe | 2021-11-30 |
| 11161790 | Cubic boron nitride sintered material | Hironari Moroguchi, Michiko Matsukawa, Akito Ishii, Katsumi Okamura, Machiko Abe +1 more | 2021-11-02 |
| 11155901 | Method of producing cubic boron nitride sintered material, cubic boron nitride sintered material, and cutting tool including cubic boron nitride sintered material | Katsumi Okamura, Yuichiro Watanabe, Akito Ishii, Takashi Harada | 2021-10-26 |
| 11155501 | Sintered material and partially stabilized zirconia with solid solution of alumina formed therein | Hisaya Hama, Katsumi Okamura, Mayu Amemiya | 2021-10-26 |
| 11065693 | Cutting tool shim and cutting tool | Tsutomu Hirano, Tomoyuki Fukuyama, Takuma Kishimoto | 2021-07-20 |
| 11052466 | Cutting tool and manufacturing method thereof | Gaku Harada, Yoshinori Tanigawa | 2021-07-06 |
| 11046581 | Polycrystalline cubic boron nitride and method for manufacturing the same | Tsutomu Hirano | 2021-06-29 |
| 11045872 | Alloy powder, sintered material, method for producing alloy powder, and method for producing sintered material | Akito Ishii, Takashi Harada, Katsumi Okamura | 2021-06-29 |
| 11033970 | Cutting insert | Gaku Harada, Takashi Harada | 2021-06-15 |
| 10954166 | Ceramic powder and boron nitride sintered material | Takashi Harada | 2021-03-23 |