Issued Patents All Time
Showing 26–50 of 107 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11248437 | System to control swab off while running a packer device | Richard Decena Ornelaz, Stephen Michael Greci, Xiaoguang Allan Zhong, Peter C. Dagenais, Abdel Hamid Rawhi Abeidoh | 2022-02-15 |
| 11215027 | Safety valve with a sleeved piston receptacle | Andrew James Kelbie | 2022-01-04 |
| 11208870 | Flapper valve with beam spring | Abram Serda Galindo, Leo G. Collins, Russell Irving Bayh, III, Jimmie R. Williamson, Jr. | 2021-12-28 |
| 11203917 | Equalizing device for safety valves | Cody Loy Campbell, Jimmie R. Williamson, Jr., Bharat Bajirao Pawar | 2021-12-21 |
| 11193353 | Sliding sleeve well tool with metal-to-metal seal | Jimmie R. Williamson, Jr. | 2021-12-07 |
| 11180974 | Insert safely valve | Jimmie R. Williamson, Jr. | 2021-11-23 |
| 11136861 | Mechanisms for transferring hydraulic regulation from a primary safety valve to a secondary safety valve | Jimmie R. Williamson, Jr., Glenn R. Davis, Robert Arthur Rademaker | 2021-10-05 |
| 11078730 | Pressure equalization apparatus and associated systems and methods | Jimmie R. Williamson, Jr. | 2021-08-03 |
| 11041363 | Safety valve with reversible lockout | — | 2021-06-22 |
| 11035199 | Section-balanced electric safety valve | Bruce Edward Scott | 2021-06-15 |
| 10989020 | Balance line safety valve | — | 2021-04-27 |
| 10954743 | 3D printed tool with integral stress concentration zone | Kevin Robin Passmore, Shaun Wen Jie Ng, Robert Arthur Rademaker | 2021-03-23 |
| 10941634 | Control line pressure controlled safety valve equalization | — | 2021-03-09 |
| 10513908 | Mechanisms for transferring hydraulic control from a primary safety valve to a secondary safety valve | Bruce Edward Scott | 2019-12-24 |
| 10301911 | Apparatus for engaging and releasing an actuator of a multiple actuator system | Bruce Edward Scott | 2019-05-28 |
| 10174589 | Magnetic spring booster for subsurface safety valve | — | 2019-01-08 |
| 10138708 | Remotely operated production valve | Jimmie R. Williamson, Jr. | 2018-11-27 |
| 10132131 | Pulling tool electromechanical actuated release | — | 2018-11-20 |
| 10113392 | Tubing pressure insensitive surface controlled subsurface safety valve | Jimmie R. Williamson, Jr., Jeremy Pike Brimer | 2018-10-30 |
| 10107050 | Pressure equalization apparatus and associated systems and methods | Jimmie R. Williamson, Jr. | 2018-10-23 |
| 10094199 | Protection of a safety valve in a subterranean well | — | 2018-10-09 |
| 10041330 | Stacked piston safety valves and related methods | — | 2018-08-07 |
| 10030475 | Stacked piston safety valve with different piston diameters | — | 2018-07-24 |
| 10024132 | Through tubing bridge plug and installation method for same | Jack Gammill Clemens, Wesley Neil Ludwig, John P. Rodgers, Edwin A. Eaton, Marco Serra | 2018-07-17 |
| 9982510 | Expanding piston for a subsurface safety valve | Bruce Edward Scott | 2018-05-29 |