Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5416789 | Neodymium-doped gehlenite crystal and laser using said crystal | Anne-Marie Lejus, Daniel Vivien, Robert Collongues, Driss Saber | 1995-05-16 |
| 5140604 | Mixed strontium and lanthanide oxides and a laser using monocrystals of these oxides | Sylvie Alablanche, Robert Collongues, Jeanine Thery, Daniel Vivien | 1992-08-18 |