Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4786325 | Cerium/rare earth polishing compositions | Francis Tastu | 1988-11-22 |
| 4769073 | Ceric oxide/cerous salt organic glass polishing compositions | Francis Tastu | 1988-09-06 |
| 4601755 | Cerium based glass polishing compositions | Marcel Peltier, Francis Tastu | 1986-07-22 |