Issued Patents All Time
Showing 26–50 of 70 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9267368 | Fracturing multiple zones with inflatables | Edward J. O'Malley | 2016-02-23 |
| 9255448 | Reaming shoe for increased borehole clearance and method of use | Marcus Oesterberg | 2016-02-09 |
| 9255463 | Flapper equalizer with integral spring | Mark S. Megill | 2016-02-09 |
| 9255461 | Removable fracturing plug of particulate material housed in a sheath set by expansion of a passage through the sheath | James G. King, Edward J. O'Malley, Charles Johnson, James C. Doane | 2016-02-09 |
| 9243471 | Removable packer plug with installation bypass feature | Stephen Bisset | 2016-01-26 |
| 9163479 | Flapper operating system without a flow tube | Rion Rogers | 2015-10-20 |
| 9109425 | Removable fracturing plug of particulate material housed in a sheath set by relative end movement of the sheath | James G. King, Edward J. O'Malley, Charles Johnson, James C. Doane | 2015-08-18 |
| 9057260 | Through tubing expandable frac sleeve with removable barrier | Graeme Michael Kelbie, Richard YingQing Xu | 2015-06-16 |
| 9022440 | Fishing guide for directing a skewed fish in a wellbore | Christopher W. Guidry | 2015-05-05 |
| 8939202 | Fracturing nozzle assembly with cyclic stress capability | Richard YingQing Xu | 2015-01-27 |
| 8936076 | Subterranean vibrator with lateral vibration feature | Richard YingQing Xu | 2015-01-20 |
| 8881798 | Remote manipulation and control of subterranean tools | Michael Edward Ramon, Amy L. Farrar, Ammar A. Munshi, Basil J. Joseph, Keven O'Connor +2 more | 2014-11-11 |
| 8844619 | Debris chamber with helical flow path for enhanced subterranean debris removal | Mohan L. Soni, Gerald D. Lynde, Ronnie D. Russell, Jeremy J. Guillory | 2014-09-30 |
| 8800649 | Shape memory cement annulus gas migration prevention apparatus | Thomas Mathew, Michael H. Johnson | 2014-08-12 |
| 8739408 | Shape memory material packer for subterranean use | Ping Duan | 2014-06-03 |
| 8607857 | Vacuum debris removal with articulated pickup and visual capability | Gerald D. Lynde | 2013-12-17 |
| 8584744 | Debris chamber with helical flow path for enhanced subterranean debris removal | Mohan L. Soni, Gerald D. Lynde, Ronnie D. Russell, Jeremy J. Guillory | 2013-11-19 |
| 8469097 | Subterranean tubular cutter with depth of cut feature | Travis E. Cochran, Steven R. Hayter | 2013-06-25 |
| 8469335 | Pressure energized spring seal | Perry Batson, Nelson P. Nguyen, Namhyo Kim | 2013-06-25 |
| 8443889 | Telescoping conduits with shape memory foam as a plug and sand control feature | Richard YingQing Xu | 2013-05-21 |
| 8393396 | Subterranean valve operated by string relative movement | Robert S. O'Brien | 2013-03-12 |
| 8371369 | Crossover sub with erosion resistant inserts | Nicholas J. Clem, Martin P. Coronado | 2013-02-12 |
| 8347505 | Method for fabricating a cylindrical spring by compressive force | Larry Urban, Edward J. O'Malley | 2013-01-08 |
| 8215394 | Control line patch | Dario Cascario | 2012-07-10 |
| 8181699 | Auxiliary conduit cutting apparatus | Anthony C. Zavesky, Steven G. Blair, Christopher W. Guidry | 2012-05-22 |