| 6545828 |
Optical device with absorption gradient and selective spectral filtering and lens assembly and camera fitted with such a device |
Joachim Grupp |
2003-04-08 |
| 6218659 |
Dual layer optical ball for pointing device |
Marc Bidiville, Eric Peter Raeber, Javier Arreguit, Floris A. Van Shaik, Francois Bauduin +1 more |
2001-04-17 |
| 6124587 |
Pointing device utilizing a photodetector array |
Marc Bidiville, Eric Peter Raeber, Javier Arreguit, Floris A. Van Shaik, Francois Bauduin +1 more |
2000-09-26 |
| 5854482 |
Pointing device utilizing a photodector array |
Marc Bidiville, Eric Peter Raeber, Javier Arreguit, Floris A. Van Shaik, Francois Bauduin +1 more |
1998-12-29 |
| 5703356 |
Pointing device utilizing a photodetector array |
Marc Bidiville, Eric Peter Raeber, Javier Arreguit, Floris A. Van Shaik, Francois Bauduin +1 more |
1997-12-30 |
| 5578817 |
Pointing device utilizing a photodetector array and controlled by a human finger contacting a prism |
Marc Bidiville, Eric Peter Raeber, Javier Arreguit, Floris A. Van Shaik, Francois Bauduin +1 more |
1996-11-26 |
| 5288993 |
Cursor pointing device utilizing a photodetector array with target ball having randomly distributed speckles |
Marc Bidiville, Javier Arreguit, Floris A. Van Shaik, Bernard Steenis, Fabien Droz-dit-Busset +1 more |
1994-02-22 |
| 4417809 |
Pattern scanning device for copying machines |
Joachim Notzel, Anton Schatz, Gunther Kirchhof |
1983-11-29 |