| 12241345 |
Automated system for managing annular gas in a production well |
Agustin Gambaretto |
2025-03-04 |
| 8162076 |
System and method for reducing the borehole gap for downhole formation testing sensors |
Ruben Martinez, Jan W. Smits, Reza Taherian, Simon Bittleston |
2012-04-24 |
| 8031081 |
Wireless telemetry between wellbore tools |
David L. Smith, Brian Clark, Jean Seydoux, Vassilis Varveropoulos |
2011-10-04 |
| 7073609 |
Apparatus and methods for imaging wells drilled with oil-based muds |
Jacques R. Tabanou, Dzevat Omeragic, Jean Seydoux |
2006-07-11 |
| 7004263 |
Directional casing drilling |
Keith Moriarty, Michael Robert Johnson, Ruben Martinez, Spyro Kotsonis, Alain P. Dorel +2 more |
2006-02-28 |
| 6837315 |
Rotary steerable drilling tool |
Ruben Martinez, Spyro Kotsonis, Stuart Schaaf |
2005-01-04 |
| 6092610 |
Actively controlled rotary steerable system and method for drilling wells |
Alexandre Kosmala, Dimitrios Pirovolou, Spyro Kotsonis |
2000-07-25 |