Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5227938 | High resolution magneto-optic read head | Joseph Colineau | 1993-07-13 |
| 5218595 | Device for reading oblong segments of an advancing storage medium | Jean-Claude Lehureau | 1993-06-08 |
| 5182781 | Optical device for the observation of an elongated object | Jean-Claude Lehureau | 1993-01-26 |
| 5125052 | Optical device for the observation of an elongated object | Jean-Claude Lehureau | 1992-06-23 |