Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5641469 | Production of alpha alumina | Edward Lilley | 1997-06-24 |
| 5593468 | Sol-gel alumina abrasives | Arup K. Khaund, Ralph Bauer | 1997-01-14 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5641469 | Production of alpha alumina | Edward Lilley | 1997-06-24 |
| 5593468 | Sol-gel alumina abrasives | Arup K. Khaund, Ralph Bauer | 1997-01-14 |