Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9850135 | Polycrystalline diamond and manufacturing method thereof | Kazuhiro Ikeda, Keiko Arimoto, Hitoshi Sumiya | 2017-12-26 |
| 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, Hitoshi Sumiya, 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, Hitoshi Sumiya | 2017-05-30 |
| 9630853 | Method of preparing polycrystalline diamond | Takeshi Sato, Naohiro Toda, Hitoshi Sumiya, Yutaka Kobayashi | 2017-04-25 |