Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7528334 | Circuit breaker-contactor with a piezo-electric controlled locking | Norbert Beyrard, Frank Claeyssen, Francois Barillot | 2009-05-05 |
| 6994110 | Piezoelectric valve | Francois Barillot, Gilles Patient | 2006-02-07 |
| 6927528 | Piezoactive actuator with dampened amplified movement | Francois Barillot, Frank Claeyssen | 2005-08-09 |
| 6147436 | Piezoactive motor based on independent stator modules | Frank Claeyssen, Nicolas Lhermet | 2000-11-14 |
| 6040654 | Piezoelectric transformer | — | 2000-03-21 |
| 5648696 | Piezoelectric motor with progressive wave | Frank Claeyssen, Nicholas Lhermet, Paul Gonnard, Marie-Madeleine Guillemot-Amadei, Laurent Lebrun | 1997-07-15 |
| 5532540 | Electric motor with vibrating elements and elastic coupling | Frank Claeyssen, Nicolas Lhermet | 1996-07-02 |