Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5570240 | Transflective colour filter, and a method of manufacturing such a filter | Christophe Deffontaines, Daniel Lecat | 1996-10-29 |
| 5461503 | Color matrix display unit with double pixel area for red and blue pixels | Christophe Deffontaines, Philippe Tison | 1995-10-24 |
| 5448385 | Active matrix liquid crystal display device with interdigitated counter electrodes | Christophe Deffontaines, Philippe Tison | 1995-09-05 |