Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888266 | Process for producing information supports capable of being optically read by variations in absorption | Jean-Pierre Lacotte | 1989-12-19 |
| 4868551 | Sensitive display device comprising a scanned screen | Herve Arditty | 1989-09-19 |
| 4864312 | Device for optical control of a beam-scanning antenna | Jean-Pierre Huignard | 1989-09-05 |
| 4847521 | Device for the amplification of light-sensitive | Jean-Pierre Huignard, Brigitte Loiseaux, Gauthier H. de Monchenault | 1989-07-11 |