Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5051821 | Low light level color image television system including electronic contrast enhancement system | Michel Vittot | 1991-09-24 |
| 4684846 | Luminescent screen having restored cavities and display tube having such a screen | Valere Duchenois, Hugues Baudry | 1987-08-04 |