Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8098002 | Silicon resonator of the tuning-fork type | Jacek Baborowski, Marc Dubois, David Ruffieux | 2012-01-17 |
| 7682068 | Temperature-compensated balance wheel/hairspring oscillator | — | 2010-03-23 |
| 7077562 | Watch hairspring and method for making same | Andre Perret, Arnold Hoogerwerf | 2006-07-18 |
| 6798935 | Switching device, particularly for optical switching | Patrick Debergh, Stephan Gonseth, Grégoire Perregaux, Felix Rudolf, Appolonius Jacobus Van Der Wiel | 2004-09-28 |
| 6701039 | Switching device, in particular for optical applications | Carsten Underbjerg | 2004-03-02 |
| 5274297 | Quartz resonator vibrating in a fundamental torsion mode | Jean Hermann | 1993-12-28 |
| 4931185 | Method and apparatus intended for the filtration on a membrane of a product such as milk | Jean-Yves Colin | 1990-06-05 |
| 4926086 | Piezoelectric resonator | Jean Hermann | 1990-05-15 |
| 4873465 | 2T-cut piezoelectric resonator using coupled contour modes | — | 1989-10-10 |
| 4599323 | Catalytic system for the hydroformylation of olefins process of hydroformylation | Claude Demay | 1986-07-08 |
| 4450378 | ZT-Cut piezo-electric resonator | Jean Hermann | 1984-05-22 |
| 4313071 | Piezo-electric quartz resonator | Jean Hermann | 1982-01-26 |