Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11604361 | Optical device for facilitating reading | Guy Ropars | 2023-03-14 |
| 11355087 | Method for improving the reading of graphical and text content | Guy Ropars | 2022-06-07 |
| 11134550 | Lighting device that facilitates reading | Guy Ropars | 2021-09-28 |
| 10631382 | Lighting apparatus facilitating reading | Guy Ropars | 2020-04-21 |
| 5091912 | Laser having two modes at different frequencies | Fabien Bretenaker | 1992-02-25 |
| 4305046 | Selective optical resonator | Roger Le Naour | 1981-12-08 |