Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7465426 | System for degassing muds and for analysing the gases contained in the muds | Joseph Kerherve | 2008-12-16 |
| 6147436 | Piezoactive motor based on independent stator modules | Frank Claeyssen, Ronan Le Letty | 2000-11-14 |
| 5532540 | Electric motor with vibrating elements and elastic coupling | Frank Claeyssen, Ronan Le Letty | 1996-07-02 |