Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6476375 | Optical sensor for pointing device with conical disks and single photodetector | Rene Sommer, Marc Bidiville | 2002-11-05 |
| 6300620 | Optical sensor for pointing device with conical disks and single photodetector | Rene Sommer, Marc Bidiville | 2001-10-09 |