Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5809269 | Method and device for the analysis of a message given by interaction means to a man/machine dialog system | Jean-Noel Perbet, Bruno Barbier, Patrick Lach | 1998-09-15 |
| 5668573 | Management method for a man-machine interaction system | Jean-Noel Perbet, Bruno Barbier, Patrick Lach | 1997-09-16 |
| 5488391 | Method and device for the optimizing of the performance characteristics of a liquid crystal display matrix screen as a function of the angle of observation | Jean-Pierre Fontan, Jean-Noel Perbet | 1996-01-30 |
| 5440114 | Combined device for screen display and for the detection of the position of a location marker in relation to the screen with an infrared surfaced detector | Bruno Barbier, Patrick Lach, Jean-Noel Perbet | 1995-08-08 |
| 5400079 | Real time device to display television images on a screen | Michel Allegue Martinez, Jean-Noel Perbet | 1995-03-21 |
| 5287451 | Method of presenting images on a hardware screen and a system for implementing the method | Michael Martinez, Jean-Noel Perbet | 1994-02-15 |