Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10829379 | 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, Hitoshi Sumiya, Takeshi Sato | 2020-11-10 |
| 10562776 | Diamond single crystal, tool, and method for producing diamond single crystal | Keiko Arimoto, Hitoshi Sumiya | 2020-02-18 |
| 10562822 | Cubic boron nitride polycrystalline material, cutting tool, wear resistant tool, grinding tool, and method of manufacturing cubic boron nitride polycrystalline material | Yuh Ishida, Hitoshi Sumiya | 2020-02-18 |