Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4990217 | Process for the preparation of berlinite crystals with high Q factor | Etienne Philippot, Jean-Claude Jumas, Bernard Capelle, Yves Toudic, Jacques Detaint +4 more | 1991-02-05 |