Issued Patents 2023
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11795113 | Cubic boron nitride sintered material | Katsumi Okamura, Hisaya Hama, Yuh Ishida, Issei NAGASHIMA | 2023-10-24 |
| 11767268 | Cubic boron nitride sintered material | Katsumi Okamura | 2023-09-26 |
| 11752559 | Cubic boron nitride sintered material and cutting tool including same | Yuichiro Watanabe, Katsumi Okamura, Yoshiki Asakawa, Akihiko Ueda, Satoru Kukino +1 more | 2023-09-12 |
| 11680022 | Composite sintered material | Naoki Watanobe, Takashi Harada, Katsumi Okamura, Satoru Kukino, Taisuke Higashi | 2023-06-20 |
| 11629101 | Cubic boron nitride sintered material and method of producing same | Hisaya Hama, Katsumi Okamura, Satoru Kukino | 2023-04-18 |
| 11591266 | Cubic boron nitride sintered material | Hisaya Hama, Katsumi Okamura, Satoru Kukino | 2023-02-28 |
| 11542203 | Cubic boron nitride sintered material | Mayu Amemiya, Katsumi Okamura, Hironari Moroguchi, Satoru Kukino | 2023-01-03 |