Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11427475 | Polycrystalline diamond and method for manufacturing same, scribe tool, scribe wheel, dresser, rotating tool, orifice for water jet, wire drawing die, cutting tool, electrode, and processing method using polycrystalline diamond | Kazuhiro Ikeda, Keiko Arimoto, Hitoshi Sumiya | 2022-08-30 |
| 11427930 | Diamond polycrystal and tool including same | Hitoshi Sumiya | 2022-08-30 |
| 11421341 | Diamond polycrystal and tool including same | Hitoshi Sumiya | 2022-08-23 |