Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5621567 | Binocular viewing device and its assembly process | Jean-François Quint, Daniel Savoye, Denis Guettier | 1997-04-15 |
| 4637692 | Observation apparatus | Jean-Michel Baluteau, Patrick Chabanier | 1987-01-20 |
| 4487503 | Refractometer using the limiting angle method | Benoit Grandjacques, Jacques Moirez, Michel Blot, Jean-Michel Baluteau | 1984-12-11 |
| 4405204 | Positioning control device | Michel Blot, Jacques Moirez | 1983-09-20 |