Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10443321 | Torque and torsion limiting tool | Michael Bocklandt | 2019-10-15 |
| 8657018 | Circulating sub | — | 2014-02-25 |
| 8122976 | Valve, core sampling apparatus and method | Pascal Bartette | 2012-02-28 |
| 7934569 | Core stabilization | Jean-Valery Sylvain Garcia | 2011-05-03 |
| 7600580 | Sealed core sample barrel | Nikola Vidman, Pascal Bartette | 2009-10-13 |
| 6973978 | Drilling tool having an expandable bladder and method for using same | — | 2005-12-13 |
| 6425447 | Apparatus for handling geological samples | Pascal Bartette | 2002-07-30 |
| 6394196 | Core drill | Philippe Fanuel, Olivier Lefevre | 2002-05-28 |