Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5641330 | Method of making alumina abrasive grain having a metal nitride coating thereon | Ahmet Celikkaya | 1997-06-24 |
| 5628806 | Method of making alumina abrasive grain having a metal carbide coating thereon | Ahmet Celikkaya | 1997-05-13 |