Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5025668 | Cell for the triaxial stress testing of a rock sample and a testing method using such a cell | Jean-Paul Sarda | 1991-06-25 |
| 5025669 | Device for carrying out stress tests on rock sample and other materials | Jean-Paul Sarda, Jean-Pierre Deflandre, Philippe Perreau | 1991-06-25 |
| 5014440 | Device and method for measuring the deformations of a sample | Jacques Lessi, Philippe Perreau, Daniel Bary | 1991-05-14 |
| 5009512 | Device and method for measuring the deformations of a sample | Jacques Lessi, Philippe Perreau, Daniel Bary | 1991-04-23 |