Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8085370 | Single-polarizer reflective bistable twisted nematic (BTN) liquid crystal display device | Terry J. Scheffer | 2011-12-27 |
| 7589816 | Display device with a black-optimizing bistable nematic screen and method for the definition of said device | Daniel Stoenescu, Alexandre Carton, Patrice Davi | 2009-09-15 |
| 7532275 | Display device with a white-optimizing bistable nematic screen and method for the definition of said device | Daniel Stoenescu, Alexandre Carton, Patrice Davi | 2009-05-12 |
| 7176998 | Liquid crystal display device with birefringence compensator and volume hologram | Bertrand Morbieu, Laurent Bignolles | 2007-02-13 |
| 6980336 | Secured document, system for manufacturing same and system for reading this document | Brigitte Loiseaux, Philippe Robin, Claude Bricot | 2005-12-27 |
| 6873443 | Secured document, system for manufacturing same and system for reading this document | Brigitte Loiseaux, Philippe Robin, Claude Bricot | 2005-03-29 |
| 6426810 | Illumination system for an electrooptic color display screen | Brigitte Loiseaux, Jean-Pierre Huignard, Anne Delboulbe | 2002-07-30 |
| 6384974 | Polarization beam splitter | Jean-Claude Lehureau | 2002-05-07 |
| 6288805 | Holographic projection screen and method of production | Jean-Pierre Huignard, Jean-Claude Lehureau, Brigitte Loiseaux | 2001-09-11 |
| 6246521 | Compact lighting device | Anne Delboulbe, Jean-Pierre Huignard, Brigitte Loiseaux | 2001-06-12 |
| 6069728 | Display device and flat television screen using this device | Jean-Pierre Huignard, Brigitte Loiseaux, Anne Delboulbe | 2000-05-30 |
| 6014192 | Illumination device and application thereof to the illumination of a transmissive screen | Jean-Claude Lehureau, Brigitte Loiseaux | 2000-01-11 |
| 5946114 | Optical filtering device and application to a liquid crystal projector | Brigitte Loiseaux, Jean-Pierre Huignard | 1999-08-31 |
| 5940050 | Color display device for monovalve projectors | Brigitte Loiseaux, Anne Delboulbe, Jean-Pierre Huignard | 1999-08-17 |
| 5801794 | Color display device in which the area of a spherical lens equals the area of a set of RGB sub-pixels | Jean-Claude Lehureau, Brigitte Loiseaux | 1998-09-01 |
| 5734447 | Compact back projection device having either a diffractive optical component or two optical mixing components | Brigitte Loiseaux, Jean-Pierre Huignard, Erich Spitz | 1998-03-31 |
| 5546200 | Chromatic light separator and picture projector using a chromatic light separator | Christophe Nicolas, Brigitte Loiseaux, Jean-Pierre Huignard | 1996-08-13 |
| 5526063 | Video image projector with improve luminous efficiency | Claude Puech, Brigitte Loiseaux, Jean-Pierre Huignard | 1996-06-11 |
| 5467206 | Color display device with intervening lens and spatial filter or with overlapping beams of chromatically separated light between the chromatic separator and lens array | Brigitte Loiseaux, Jean-Pierre Huignard, Pascal Joffre, Christophe Nicolas | 1995-11-14 |
| 5410421 | Optical separator of polarizations and application to a display system | Jean-Pierre Huignard, Brigitte Loiseaux | 1995-04-25 |