Issued Patents All Time
Showing 26–50 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7231980 | Self orienting lateral junction system | David Westgard, Aubrey C. Mills | 2007-06-19 |
| 7104332 | Method and apparatus for creating a cemented lateral junction system | Aubrey C. Mills | 2006-09-12 |
| 7066270 | Multilateral reference point sleeve and method of orienting a tool | — | 2006-06-27 |
| 6868909 | Drillable junction joint and method of use | — | 2005-03-22 |
| 6691777 | Self-lubricating swage | William M. Bailey | 2004-02-17 |
| 6679329 | Sand barrier for a level 3 multilateral wellbore junction | John J. Johnson, Enrique M. Proano | 2004-01-20 |
| 6640895 | Expandable tubing joint and through-tubing multilateral completion method | — | 2003-11-04 |
| 6619398 | Cement diverter system for multilateral junctions and method for cementing a junction | Alan MacKenzie, Aubrey C. Mills | 2003-09-16 |
| 6612547 | Downhole flow control devices | Michael A. Carmody, Kevin R. Jones, Robert Coon, Mark E. Hopmann, Steven L. Jennings +1 more | 2003-09-02 |
| 6561279 | Method and apparatus for completing a wellbore | Alan MacKenzie, Sebastian Wolters | 2003-05-13 |
| 6535585 | System and method for notification upon successful message delivery | Joel Hanson | 2003-03-18 |
| 6484800 | Downhole flow control devices | Michael A. Carmody, Kevin R. Jones, Robert Coon, Mark E. Hopmann, Steven L. Jennings +1 more | 2002-11-26 |
| 6450255 | Downhole flow control devices | Michael A. Carmody, Kevin R. Jones, Robert Coon, Mark E. Hopmann, Steven L. Jennings +1 more | 2002-09-17 |
| 6419026 | Method and apparatus for completing a wellbore | Alan MacKenzie, Sebastian Wolters | 2002-07-16 |
| 6334486 | Downhole flow control devices | Michael A. Carmody, Kevin R. Jones, Robert Coon, Mark E. Hopmann, Steven L. Jennings +1 more | 2002-01-01 |
| 6260616 | Downhole flow control devices | Michael A. Carmody, Kevin R. Jones, Robert Coon, Mark E. Hopmann, Steven L. Jennings +1 more | 2001-07-17 |
| 6041857 | Motor drive actuator for downhole flow control devices | Michael A. Carmody, Kevin R. Jones, Robert Coon, Mark E. Hopmann, Steven L. Jennings +3 more | 2000-03-28 |
| 6012526 | Method for sealing the junctions in multilateral wells | Steven L. Jennings, James Kenneth Whanger, Arne Gunnar Larsen, John L. Baugh, Brian Wood +8 more | 2000-01-11 |
| 5944108 | Method for multi-lateral completion and cementing the juncture with lateral wellbores | John L. Baugh, David Hirth | 1999-08-31 |
| 5906238 | Downhole flow control devices | Michael A. Carmody, Kevin R. Jones, Robert Coon, Mark E. Hopmann, Steven L. Jennings +1 more | 1999-05-25 |
| 5832996 | Electro hydraulic downhole control device | Michael A. Carmody, Kevin R. Jones, Robert Coon, Mark E. Hopmann, Steven L. Jennings | 1998-11-10 |
| 5549161 | Overpull shifting tool | Alfredo Gomez, William Mark Richards | 1996-08-27 |
| 5425424 | Casing valve | Paul Andrew Reinhardt | 1995-06-20 |
| 5318121 | Method and apparatus for locating and re-entering one or more horizontal wells using whipstock with sealable bores | Mark W. Brockman, L. Cameron White, Robert J. McNair, Jeffrey D. Cockrell | 1994-06-07 |
| 5318122 | Method and apparatus for sealing the juncture between a vertical well and one or more horizontal wells using deformable sealing means | Frederick T. Tilton | 1994-06-07 |