Issued Patents All Time
Showing 76–100 of 141 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7665536 | System and method for preventing cross-flow between formations of a well | — | 2010-02-23 |
| 7665537 | System and method to seal using a swellable material | Y. Gil Hilsman, III, Herve Ohmer, Stephane Hiron, Philippe Gambier, Jonathan K. C. Whitehead +9 more | 2010-02-23 |
| 7617876 | Formation isolation valve and method of use | David A. Hill, Jabus T. Davis, David T. Lamont, Charles D. Harding | 2009-11-17 |
| 7591321 | Zonal isolation tools and methods of use | John R. Whitsitt, Carlos Araque, David Milton Eslinger, Philippe Gambier, Chad Hardwick +5 more | 2009-09-22 |
| 7428924 | System and method for completing a subterranean well | — | 2008-09-30 |
| 7347274 | Annular barrier tool | Jose F. Garcia, Philippe Gambier | 2008-03-25 |
| 7347272 | Formation isolation valve | David A. Hill, Jabus T. Davis, David T. Lamont, Charles D. Harding | 2008-03-25 |
| 7322422 | Inflatable packer inside an expandable packer and method | — | 2008-01-29 |
| 7311154 | Line slack compensator | Brian Cho, Sara Escanero Ereza, Malcolm J. Carr | 2007-12-25 |
| 7267177 | Tubing fill and testing valve | David Sask | 2007-09-11 |
| 7237616 | Actuator module to operate a downhole tool | — | 2007-07-03 |
| 7228912 | Method and system to deploy control lines | Gilles H. Dessoulavy, Matthew R. Hackworth | 2007-06-12 |
| 7222676 | Well communication system | Rodney J. Wetzel, Peter V. Howard, Patrick W. Bixenman | 2007-05-29 |
| 7152689 | System and method to seal by bringing the wall of a wellbore into sealing contact with a tubing | Youel Hilsman, Herve Ohmer, Stephane Hiron | 2006-12-26 |
| 7108073 | Multiple interventionless actuated downhole valve and method | — | 2006-09-19 |
| 7063164 | System and method to seal by bringing the wall of a wellbore into sealing contact with a tubing | Youel Hilsman, Herve Ohmer, Stephane Hiron | 2006-06-20 |
| 7063156 | Tubing fill and testing valve | David Sask | 2006-06-20 |
| 6945331 | Multiple interventionless actuated downhole valve and method | — | 2005-09-20 |
| 6722432 | Slimhole fluid tester | Christopher W. Spiers, Anthony P. Vovers | 2004-04-20 |
| 6691785 | Isolation valve | — | 2004-02-17 |
| 6691786 | Inflatable flow control device and method | — | 2004-02-17 |
| 6684950 | System for pressure testing tubing | — | 2004-02-03 |
| 6662877 | Formation isolation valve | — | 2003-12-16 |
| 6659186 | Valve assembly | — | 2003-12-09 |
| 6631768 | Expandable shifting tool | Dennis M. Read, Jr., Ricardo L. Martinez | 2003-10-14 |