Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8076940 | Method and device for determining the location of a rod fixing point | Jean-Pierre Martin, Phillippe Broun, Jean-Louis Coulomb | 2011-12-13 |
| 7990138 | Probe for analysis of a string of rods or tubes in a well | Jean-Pierre Martin, Phillippe Broun, Jean-Louis Coulomb | 2011-08-02 |