Issued Patents 2019
Showing 1–2 of 2 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, Hitoshi Sumiya | 2019-12-31 |
| 10421129 | Polycrystalline diamond body, cutting tool, wear-resistant tool, grinding tool, and method for producing polycrystalline diamond body | Yuh Ishida, Keiko Arimoto, Hitoshi Sumiya | 2019-09-24 |