Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6769295 | Continuous measurement of the rheological characteristics of well fluids | Benjamin Herzhaft, Lionel Rousseau, Laurent Perier | 2004-08-03 |
| 6334235 | Self-driving, self-locking and damping hinge strap, and a hinge fitted with such straps | Alain Donzier, Jacques Sicre | 2002-01-01 |