Issued Patents 1982
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4354988 | Process for making video discs | Gerard Robin | 1982-10-19 |
| 4345321 | Semiconductor laser source optical reading head | Louis Arquie, Michel Thirouard | 1982-08-17 |
| 4344164 | Optical device for access to a track carried by a data carrier and optical memory system incorporating such a device | Dominique Leterme | 1982-08-10 |
| 4334300 | Stigmatic optical device and an optical recording head equipped with said device | Louis Arquie, Jean-Claude Lehureau, Michel Thirouard, Jean-Pierre Le Merer, Dominique Leterme | 1982-06-08 |
| 4321701 | Device for displacing the reading head of a video disc in radial and vertical directions | Louis Arquie | 1982-03-23 |
| 4315723 | Device for molding information-carrying disks | Robert Antoine, Gerard Robin | 1982-02-16 |