Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6842567 | Power efficient assemblies for applying a temperature gradient to a refractive index grating | Richard Lachance, Tristan Rüthers, François Pelletier | 2005-01-11 |
| 4726231 | Arrangement for the ultrasonic examination of objects in local immersion | Herve Tretout | 1988-02-23 |