Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12427583 | Diamond cutting tool and method for manufacturing the same | Naoki Watanobe, Satoru Kukino | 2025-09-30 |
| 12404570 | Diamond sintered material and tool including diamond sintered material | Hirotsugu IWASAKI, Michiko Matsukawa, Satoru Kukino | 2025-09-02 |
| 12383963 | Cutting tool | Hironari Moroguchi, Yuki TSUTSUMIUCHI, Nozomi Tsukihara, Satoru Kukino | 2025-08-12 |
| 12350744 | Drill | Mayuka Segawa, Machiko Abe, Yoshinori Tanigawa, Takashi Harada | 2025-07-08 |
| 12215438 | Single-crystal diamond and method of manufacturing the same | Natsuo Tatsumi, Yoshiki Nishibayashi, Takuya Nohara, Yutaka Kobayashi | 2025-02-04 |
| 12163207 | Cubic boron nitride sintered material and cutting tool including same | Akito Ishii, Yuichiro Watanabe, Katsumi Okamura, Yoshiki Asakawa, Satoru Kukino +1 more | 2024-12-10 |
| 11958782 | Cubic boron nitride sintered material | Kento Yamada, Machiko Abe, Hironari Moroguchi, Satoru Kukino | 2024-04-16 |
| 11959156 | Cubic boron nitride sintered material and cutting tool including same | Yuichiro Watanabe, Katsumi Okamura, Akito Ishii, Yoshiki Asakawa, Satoru Kukino +1 more | 2024-04-16 |
| 11938547 | Turning tool | Takuya Nohara, Yutaka Kobayashi | 2024-03-26 |
| 11773030 | Cubic boron nitride sintered material, tool comprising cubic boron nitride sintered material and method for manufacturing cubic boron nitride sintered material | Keita Miyamoto, Satoru Kukino, Michiko Matsukawa | 2023-10-03 |
| 11752559 | Cubic boron nitride sintered material and cutting tool including same | Yuichiro Watanabe, Katsumi Okamura, Akito Ishii, Yoshiki Asakawa, Satoru Kukino +1 more | 2023-09-12 |
| D977540 | Cutting tool | Takuya Nohara, Mayuka Segawa, Soichiro Kakinoki, Yoshinori Tanigawa, Gaku Harada +2 more | 2023-02-07 |
| D966359 | Cutting edge for drilling tool | Yoshinori Tanigawa, Machiko Abe | 2022-10-11 |
| 11007558 | Diamond die | Makoto Yukawa, Bunya Suemitsu, Takuya Kinoshita, Shigetoshi Sumimoto, Yutaka Kobayashi +3 more | 2021-05-18 |
| 10774442 | Single-crystal diamond material, single-crystal diamond chip, and perforated tool | Yoshiki Nishibayashi, Natsuo Tatsumi, Hitoshi Sumiya, Yutaka Kobayashi | 2020-09-15 |
| 10737943 | Single-crystal diamond, method for manufacturing single-crystal diamond, and chemical vapor deposition device used in same | Takuya Nohara, Natsuo Tatsumi, Yoshiki Nishibayashi, Hitoshi Sumiya, Yutaka Kobayashi | 2020-08-11 |
| 10697088 | Single-crystal diamond material, and tool, radiation temperature monitor, and infrared optical component including said diamond material | Yoshiki Nishibayashi, Yutaka Kobayashi | 2020-06-30 |
| 10639725 | Composite diamond body and composite diamond tool | Yoshiki Nishibayashi, Yutaka Kobayashi | 2020-05-05 |
| 10569317 | Single-crystal diamond, tool using same, and method of producing single-crystal diamond | Yoshiki Nishibayashi, Natsuo Tatsumi, Takuya Nohara, Yutaka Kobayashi | 2020-02-25 |
| 10316430 | Single crystal diamond, method for manufacturing single crystal diamond, and tool containing single crystal diamond | Yoshiki Nishibayashi, Natsuo Tatsumi, Hitoshi Sumiya, Yutaka Kobayashi | 2019-06-11 |
| 10287708 | Single-crystal diamond material, single-crystal diamond chip, and perforated tool | Yoshiki Nishibayashi, Natsuo Tatsumi, Hitoshi Sumiya, Yutaka Kobayashi | 2019-05-14 |
| 10280531 | Diamond single crystal and production method thereof, and single crystal diamond tool | Yoshiki Nishibayashi, Hitoshi Sumiya | 2019-05-07 |
| 9963801 | Single crystal diamond and diamond tool | Yoshiki Nishibayashi, Hitoshi Sumiya, Yutaka Kobayashi, Yuichiro Seki, Toshiya Takahashi | 2018-05-08 |
| 9957640 | Single crystal diamond and diamond tool | Yoshiki Nishibayashi, Hitoshi Sumiya, Yutaka Kobayashi, Yuichiro Seki, Toshiya Takahashi | 2018-05-01 |
| 9441312 | Diamond single crystal, method for producing the same, and single crystal diamond tool | Yoshiki Nishibayashi, Hitoshi Sumiya | 2016-09-13 |