Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824216 | Device for the modulation of the illuminating light of an electro-optic display screen | Michel Hareng, Bruno Mourey | 1989-04-25 |
| 4818052 | Device for optical switching by fluid displacement and a device for the composition of a line of points | Jean-Pierre Le Pesant, Michel Hareng, Jean-Pierre Huignard, Jean-Pierre Herriau, Bruno Mourey | 1989-04-04 |
| 4810637 | Non-linear control element for a flat electrooptical display screen and a method of fabrication of said control element | Nicolas Szydlo, Rolande Kasprzak | 1989-03-07 |