Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6154565 | Automatic retrieval process for machine-printed or handwritten text on a background, in a multilevel digital image | Jeffrey Johnson | 2000-11-28 |
| 5798852 | All-optical device for regenerating an optical signal modulated in an RZ format | Laurent Billes, Ivan Valiente | 1998-08-25 |
| 5721637 | Wavelength converter apparatus | Ivan Valiente, Laurent LaBlonde | 1998-02-24 |
| 5515193 | Optical communications system using travelling wave semiconductor optical amplifiers | Yvon Sorel, Rene Auffret | 1996-05-07 |
| 5125049 | Multipurpose component with integrated optics and distribution network with optical amplification | Andre Hamel, Jean-Pierre Goedgebuer, Henri Porte | 1992-06-23 |
| 5113453 | Character recognition method and apparatus | — | 1992-05-12 |
| 5088100 | Laser diode optical amplifier | Charles Vassallo | 1992-02-11 |
| 4584688 | Base for a semiconductor laser | Loic Demeure, Jean-Claude Le Rouzic | 1986-04-22 |