Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9506468 | Progressive cavity pump with uncoupled natural frequency | — | 2016-11-29 |
| 7578663 | Combined pump with rotodynamic impeller | — | 2009-08-25 |
| 7413416 | Progressing cavity pump | — | 2008-08-19 |
| 6474939 | Cell for pumping a multiphase effluent and pump comprising at least one of the cells | — | 2002-11-05 |
| 6149385 | Multiphase fluid pumping or compression device with blades of tandem design | Regis Didier Alain Vilagines, Florent Spettel | 2000-11-21 |
| 5885058 | Multiphase fluid pumping or compression device with blades of tandem design | Regis Didier Alain Vilagines, Florent Spettel | 1999-03-23 |