Issued Patents All Time
Showing 26–50 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5459619 | Method of reading recording data and a read system | Joseph Colineau | 1995-10-17 |
| 5396482 | System for reading optical disks and optical disks readable by this system | — | 1995-03-07 |
| 5349400 | Back-projection display system and method for making a back-projection mirror | Daniel Kaplan | 1994-09-20 |
| 5347380 | Liquid crystal optical polarization separator with parrallel alignment on one substrate, perpendicular on other | — | 1994-09-13 |
| 5337172 | Liquid crystal matrix control employing doped semiconductor pixel electrode surrounded by undoped channel region | — | 1994-08-09 |
| 5272551 | Optical system for the reproduction of color video images | Jean-Pierre Huignard | 1993-12-21 |
| 5229874 | Device for the display of color images | Bruno Mourey | 1993-07-20 |
| 5218595 | Device for reading oblong segments of an advancing storage medium | Sophie Neubert | 1993-06-08 |
| 5182781 | Optical device for the observation of an elongated object | Sophie Neubert | 1993-01-26 |
| 5172368 | Reader for optical recording medium | — | 1992-12-15 |
| 5168485 | Device for optically reading optical recording medium | Bruno Mourey, Henriette Magna | 1992-12-01 |
| 5157641 | Apparatus for generating a magnetic biasing field for recording in a magneto-optical recording medium | — | 1992-10-20 |
| 5134516 | Device for the projection of images | Bruno Mourey | 1992-07-28 |
| 5124869 | Matrix device with magnetic heads, notably in thin layers | — | 1992-06-23 |
| 5125052 | Optical device for the observation of an elongated object | Sophie Neubert | 1992-06-23 |
| 5121419 | Computer-aided tomography apparatus | Francois Micheron, Sylvain Kretschmer, Francois Zinger, Michel Hommerin | 1992-06-09 |
| 5089923 | Static magnetic reading head having a plurality of elementary heads | — | 1992-02-18 |
| 5067230 | Method for the manufacture of planar magnetic heads by making cavities in a non-magnetic wafer | Paul-Louis Meunier, Jean-Marc Coutellier | 1991-11-26 |
| 5050027 | Magnetic recording/playback head with abrasion-resisting layer | Paul-Louis Meunier, Jean-Luc Rolland | 1991-09-17 |
| 5029336 | Computer-aided tomography apparatus | Francois Micheron, Sylvain Kretschmer, Francois Zinger, Michel Hommerin | 1991-07-02 |
| 5025341 | Thermo-magnetic recording head | Philippe Bousquet | 1991-06-18 |
| 4949198 | Thermomagnetic recording head and mode of embodiment | Ernst Huijer, Jean-Paul Castera | 1990-08-14 |
| 4942490 | Thin layer magnetic read/write head | — | 1990-07-17 |
| 4827218 | Linear magnetoresistance-effect sensor with semiconductor and ferrimagnetic layers and its application in a magnetic-domain detector | Paul-Louis Meunier, Ernst Huijer, Manijeh Razeghi | 1989-05-02 |
| 4791514 | Magnetic recording device with rotating head | Ernst Huijer, Claude Monlouis | 1988-12-13 |