Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8727690 | Windmill handling system and method for using same | Dean Allen Bennett | 2014-05-20 |
| 8720567 | Blowout preventers for shearing a wellbore tubular | James D. Brugman | 2014-05-13 |
| 8720565 | Tubular severing system and method of using same | Christopher Dale Johnson, Shern Eugene Peters, Eric Trevor Ensley | 2014-05-13 |
| 8720564 | Tubular severing system and method of using same | Christopher Dale Johnson, Shern Eugene Peters, Eric Trevor Ensley | 2014-05-13 |
| 8616861 | Super efficient regulator | Walter Warren Weaver, Eric Trevor Ensley | 2013-12-31 |
| 8602102 | Blowout preventers and methods of use | James D. Brugman | 2013-12-10 |
| 8544538 | System and method for sealing a wellbore | James William Weir, Eric Trevor Ensley | 2013-10-01 |
| 8540017 | Method and system for sealing a wellbore | Eric Trevor Ensley, James William Weir | 2013-09-24 |
| 8496423 | Windmill conveyance system and method for using same | Dean Allen Bennett | 2013-07-30 |
| 8464525 | Subsea power fluid recovery systems | Eric Trevor Ensley | 2013-06-18 |
| 8424607 | System and method for severing a tubular | Christopher Dale Johnson, Shern Eugene Peters, Eric Trevor Ensley, James D. Brugman | 2013-04-23 |
| 8181698 | Multi-function multi-hole drilling rig | Dean Allen Bennett, David Gilbert Reid | 2012-05-22 |
| 8181697 | Multi-function multi-hole drilling rig | David Gilbert Reid, Guy L. McClung, III | 2012-05-22 |
| 8066070 | Blowout preventers and methods of use | James D. Brugman | 2011-11-29 |
| 8033338 | Wellbore continuous circulation systems and method | — | 2011-10-11 |
| 7926501 | Subsea pressure systems for fluid recovery | Eric Trevor Ensley | 2011-04-19 |
| 7814979 | Blowout preventers and methods of use | James D. Brugman | 2010-10-19 |
| 7798466 | Ram locking blowout preventer | James William Weir | 2010-09-21 |
| 7520129 | Subsea pressure accumulator systems | — | 2009-04-21 |
| 7367396 | Blowout preventers and methods of use | James D. Brugman | 2008-05-06 |
| 7360603 | Methods and apparatuses for wellbore operations | Eric Trevor Ensley, Dean Allen Bennett, Raul Araujo | 2008-04-22 |
| 7350587 | Pipe guide | Eric Trevor Ensley, Dean Allen Bennett, James D. Brugman | 2008-04-01 |
| 7331562 | Blowout preventer with breech assembly | — | 2008-02-19 |
| 7055594 | Pipe gripper and top drive systems | Eric Trevor Ensley | 2006-06-06 |
| 7051989 | Blowout preventer and movable ram block support | Dean Allen Bennett | 2006-05-30 |