Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5527368 | Coated abrasives with rapidly curable adhesives | Stanley J. Supkis, Eugene Zador, Sitaramaiah Ravipati, Richard A. Romano | 1996-06-18 |
| 5514631 | Alumina sol-gel fiber | Thomas E. Cottringer, Ronald H. van de Merwe, Ralph Bauer | 1996-05-07 |
| 5395407 | Abrasive material and method | Thomas E. Cottringer, Ronald H. van de Merwe, Ralph Bauer | 1995-03-07 |
| 5383945 | Abrasive material and method | Thomas E. Cottringer, Ronald H. van de Merwe, Ralph Bauer | 1995-01-24 |
| 4867760 | Coated abrasive | — | 1989-09-19 |