Issued Patents All Time
Showing 26–50 of 117 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9371697 | Apparatus and method for data transmission from a rotating control device | Kevin L. Gray, James W. Chambers | 2016-06-21 |
| 9359853 | Acoustically controlled subsea latching and sealing system and method for an oilfield device | Stephanus Wilhelmus Maria Nas, Waybourn Anderson, Kevin L. Gray | 2016-06-07 |
| 9353587 | Three-way flow sub for continuous circulation | Ram K. Bansal, Joe Noske, Miroslav Mihalj, Bill Menard, David Pavel +3 more | 2016-05-31 |
| 9341043 | Seal element guide | James W. Chambers | 2016-05-17 |
| 9334711 | System and method for cooling a rotating control device | Don M. Hannegan, Melvin T. Jacobs, Nicky A. White | 2016-05-10 |
| 9260927 | System and method for managing heave pressure from a floating rig | Don M. Hannegan, Simon J. Harrall | 2016-02-16 |
| 9175542 | Lubricating seal for use with a tubular | Frederick T. Tilton, Don M. Hannegan, Waybourn J. Anderson, Jr., Simon J. Harrall | 2015-11-03 |
| 9163481 | Remotely operated isolation valve | Joe Noske, Roddie R. Smith, Paul L. Smith, Christopher L. McDowell | 2015-10-20 |
| 9151124 | Continuous flow drilling systems and methods | David Iblings, Ram K. Bansal, Adrian Steiner, Michael Lynch, Simon J. Harrall | 2015-10-06 |
| 9074443 | Apparatus and method for data transmission from a rotating control device | Kevin L. Gray, James W. Chambers | 2015-07-07 |
| 9022117 | Section mill and method for abandoning a wellbore | Richard J. Segura, David J. Brunnert, Ram K. Bansal, Andrew Antoine | 2015-05-05 |
| 9010433 | Positive retraction latch locking dog for a rotating control device | Aristeo Rios, III, James W. Chambers, Danny W. Wagoner, Simon J. Harrall | 2015-04-21 |
| 9004181 | Low profile rotating control device | Don M. Hannegan, James W. Chambers, Simon J. Harrall | 2015-04-14 |
| 8978750 | Signal operated isolation valve | Joe Noske, Roddie R. Smith, Paul L. Smith, Christopher L. McDowell, Frederick T. Tilton | 2015-03-17 |
| 8955619 | Managed pressure drilling | Frederick T. Tilton, David M. Haugen, Kevin Smith, David J. Brunnert, Tom Fuller +3 more | 2015-02-17 |
| 8939235 | Rotating control device docking station | James W. Chambers, Danny W. Wagoner | 2015-01-27 |
| 8863858 | System and method for managing heave pressure from a floating rig | Don M. Hannegan, Simon J. Harrall | 2014-10-21 |
| 8844652 | Interlocking low profile rotating control device | Jonathan P. Sokol, Danny W. Wagoner, Aristeo Rios, III, James W. Chambers, Don M. Hannegan | 2014-09-30 |
| 8826988 | Latch position indicator system and method | Kevin L. Gray, James W. Chambers, Jonathan P. Sokol, Nicky A. White | 2014-09-09 |
| 8770297 | Subsea internal riser rotating control head seal assembly | Danny W. Wagoner, Waybourn J. Anderson, Jr. | 2014-07-08 |
| 8720545 | Continuous flow drilling systems and methods | David Iblings, Ram K. Bansal, Adrian Steiner, Michael Lynch, Simon J. Harrall | 2014-05-13 |
| 8714240 | Method for cooling a rotating control device | James W. Chambers, Don M. Hannegan, Mark F. Gravouia | 2014-05-06 |
| 8701796 | System for drilling a borehole | James W. Chambers, Danny W. Wagoner | 2014-04-22 |
| 8636087 | Rotating control system and method for providing a differential pressure | Don M. Hannegan, Melvin T. Jacobs, Nicky A. White, Carel W. Hoyer | 2014-01-28 |
| 8627890 | Rotating continuous flow sub | Mark A. Mitchell, David Pavel, Lev Ring, Ram K. Bansal, David Iblings | 2014-01-14 |