Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7151465 | Method and apparatus for transmitting information between a salt-cavern and the surface of the ground | Jean-Michel Barbot, Christian Sirieix, Bruno Lebriere, Denis Hafon | 2006-12-19 |
| 6644403 | Method and device for the measuring physical parameters in a production shaft of a deposit of underground fluid storage reservoir | Christian Sirieix | 2003-11-11 |
| 5280172 | Fiber optic sensor for measuring gas | Philippe Di Bin, Paul Facq | 1994-01-18 |