Issued Patents 1997
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5653775 | Microwave sintering of sol-gel derived abrasive grain | Ross H. Plovnick, Rodger D. Blake | 1997-08-05 |
| 5641330 | Method of making alumina abrasive grain having a metal nitride coating thereon | Gregory D. Allen | 1997-06-24 |
| 5628806 | Method of making alumina abrasive grain having a metal carbide coating thereon | Gregory D. Allen | 1997-05-13 |
| 5611828 | Method of making alumina abrasive grain having a metal boride coating thereon | — | 1997-03-18 |