Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10213900 | Abrasive material | — | 2019-02-26 |
| 9902041 | Abrasive grain jet grinding device | — | 2018-02-27 |
| 7214126 | Abrasive material | — | 2007-05-08 |
| 6146247 | Method and apparatus for grinding the surface of a work | Takashi Nokubi | 2000-11-14 |