Issued Patents All Time
Showing 26–50 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10519068 | Cubic boron nitride polycrystal, cutting tool, wear-resistant tool, grinding tool, and method of producing cubic boron nitride polycrystal | Yuh Ishida, Keiko Arimoto, Katsuko Yamamoto | 2019-12-31 |
| 10457606 | Composite sintered body | Takeshi Satoh | 2019-10-29 |
| 10442007 | Composite polycrystal | Takeshi Sato | 2019-10-15 |
| 10421129 | Polycrystalline diamond body, cutting tool, wear-resistant tool, grinding tool, and method for producing polycrystalline diamond body | Yuh Ishida, Keiko Arimoto, Katsuko Yamamoto | 2019-09-24 |
| 10399149 | Composite polycrystal | Takeshi Sato | 2019-09-03 |
| 10316430 | Single crystal diamond, method for manufacturing single crystal diamond, and tool containing single crystal diamond | Yoshiki Nishibayashi, Natsuo Tatsumi, Akihiko Ueda, Yutaka Kobayashi | 2019-06-11 |
| 10287708 | Single-crystal diamond material, single-crystal diamond chip, and perforated tool | Yoshiki Nishibayashi, Natsuo Tatsumi, Akihiko Ueda, Yutaka Kobayashi | 2019-05-14 |
| 10280531 | Diamond single crystal and production method thereof, and single crystal diamond tool | Akihiko Ueda, Yoshiki Nishibayashi | 2019-05-07 |
| 10118861 | Composite polycrystal | Takeshi Sato | 2018-11-06 |
| 9963801 | Single crystal diamond and diamond tool | Yoshiki Nishibayashi, Akihiko Ueda, Yutaka Kobayashi, Yuichiro Seki, Toshiya Takahashi | 2018-05-08 |
| 9957640 | Single crystal diamond and diamond tool | Yoshiki Nishibayashi, Akihiko Ueda, Yutaka Kobayashi, Yuichiro Seki, Toshiya Takahashi | 2018-05-01 |
| 9950960 | Composite sintered body | Takeshi Satoh | 2018-04-24 |
| 9878914 | Polycrystalline diamond and manufacturing method thereof | Kazuhiro Ikeda, Katsuko Yamamoto | 2018-01-30 |
| 9878956 | Polycrystalline diamond and manufacturing method thereof, scribe tool, scribing wheel, dresser, rotating tool, orifice for water jet, wiredrawing die, cutting tool, and electron emission source | Kazuhiro Ikeda, Keiko Arimoto, Katsuko Yamamoto, Takeshi Sato | 2018-01-30 |
| 9850135 | Polycrystalline diamond and manufacturing method thereof | Kazuhiro Ikeda, Keiko Arimoto, Katsuko Yamamoto | 2017-12-26 |
| 9725826 | Single-crystal diamond and manufacturing method thereof | Kazuhiro Ikeda | 2017-08-08 |
| 9714197 | Polycrystalline diamond and manufacturing method thereof, scribe tool, scribing wheel, dresser, rotating tool, orifice for water jet, wiredrawing die, cutting tool, and electron emission source | Kazuhiro Ikeda, Keiko Arimoto, Katsuko Yamamoto, Takeshi Sato | 2017-07-25 |
| 9663371 | Polycrystalline diamond body, cutting tool, wear-resistant tool, grinding tool, and method for producing polycrystalline diamond body | Yuh Ishida, Katsuko Yamamoto | 2017-05-30 |
| 9630853 | Method of preparing polycrystalline diamond | Takeshi Sato, Katsuko Yamamoto, Naohiro Toda, Yutaka Kobayashi | 2017-04-25 |
| 9487446 | Diamond polycrystalline body and method for manufacturing the same, and tool | Takeshi Sato, Katsuko Yamamoto, Kazuhiro Ikeda | 2016-11-08 |
| 9487447 | Diamond polycrystalline body and method for manufacturing the same, and tool | Takeshi Sato, Katsuko Yamamoto, Kazuhiro Ikeda | 2016-11-08 |
| 9441312 | Diamond single crystal, method for producing the same, and single crystal diamond tool | Akihiko Ueda, Yoshiki Nishibayashi | 2016-09-13 |
| 9416304 | Cubic boron nitride complex polycrystal and manufacturing method therefor, and cutting tool, wire-drawing die and grinding tool | Yuh Ishida | 2016-08-16 |
| 9403215 | Cutting tool and method for producing same | Natsuo Tatsumi, Katsuko Yamamoto | 2016-08-02 |
| 9227166 | High-hardness polycrystalline diamond and method of preparing the same | — | 2016-01-05 |