Issued Patents All Time
Showing 1–25 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11867018 | Annular seal assembly with axial load decoupling feature | Samuel Cheng, Greg Dunn, Daryl Attaway, Amini Shakib | 2024-01-09 |
| 11713639 | Pressure energized seal with groove profile | Baozhi Zhu, Kevin Edward O'Dell, Gregory M. Dunn, Luke McElmurry | 2023-08-01 |
| 11512799 | System and method for anti-rotation between tubulars | Dennis Robert Martinchich, Matthew Lord, Alejandro Rodela, Xichang Zhang | 2022-11-29 |
| 11492865 | Annular seal assembly with axial load decoupling feature | Samuel Cheng, Greg Dunn, Daryl Attaway, Amini Shakib | 2022-11-08 |
| 11459833 | System and method for anti-rotation between tubulars | Dennis Robert Martinchich, Micah Thomas, Alejandro Rodela, Matthew Lord, Xichang Zhang | 2022-10-04 |
| 11384619 | Casing hanger actuated load shoulder | Samuel Cheng, Shakib Amini, Daryl Attaway | 2022-07-12 |
| 10968716 | Wellhead profile with increased fatigue resistance | Baozhi Zhu | 2021-04-06 |
| 10947804 | Metal-to-metal annulus wellhead style seal with pressure energized from above and below | Andrew Ingram, Greg Dunn, Alejandro Martinez, Ronnie L. Hampton | 2021-03-16 |
| 10900316 | Wellhead seal with pressure energizing from below | David L. Ford, Thomas A. Fraser, Daniel Ralph Barnhart, Daniel Caleb Benson | 2021-01-26 |
| 10844687 | Wellhead seal energized by fluid pressure | Alejandro Rodela, Andrew Ingram, Greg Dunn | 2020-11-24 |
| 10830006 | Centralizing and protecting sabot | Samuel Cheng, Kevin Edward O'Dell, Gregory M. Dunn | 2020-11-10 |
| 10745992 | Pressure energized seal actuator ring | Samuel Cheng, Wei He, Kevin Edward O'Dell | 2020-08-18 |
| 10605012 | Drop in anti-rotation key | William Alexander Loose-Mitchell, Mayur Mansukh, Dennis Robert Martinchich | 2020-03-31 |
| 10597950 | Pre-installed anti-rotation key for threaded connectors | Daniel Paul McGowan, Dennis Robert Martinchich, Andrew Andor Zac-Williams, William Alexander Loose-Mitchell | 2020-03-24 |
| 10465451 | Thread form for connector collar of offshore well riser pipe | Rockford D. Lyle | 2019-11-05 |
| 10428594 | Alignment guide feature for metal to metal seal protection on mechanical connections and couplings | Baozhi Zhu, Thomas Lowell Steen, William R. Patterson | 2019-10-01 |
| 10184311 | Wellhead seal assembly with lockdown and slotted arrangement | Aniruddha D. Gadre, Mayur Mansukh, David L. Ford, Baozhi Zhu | 2019-01-22 |
| 10174566 | Inverted pull-up riser tensioner | Benjamin James Kubichek, Jesse B. Riha, Daniel Louis Havelka, Robert James Wagner | 2019-01-08 |
| 10077858 | Anti-rotation key for threaded connectors | Daniel Paul McGowan, Dennis Robert Martinchich, Andrew Andor Zac-Williams, William Alexander Loose-Mitchell | 2018-09-18 |
| 10025889 | Stress amplification factor analysis methodology for assessing fatigue performance of threaded connectors | Micah Thomas, Jeffrey Allen Raynal, Thomas Lowell Steen, Xichang Zhang, Baozhi Zhu | 2018-07-17 |
| 9982503 | Wellhead metal seal with energizing ring having trapped fluid reliefs | Rick C. Hunter, David L. Ford, Robert Jen-Yue Du | 2018-05-29 |
| 9938792 | Remotely operated external tieback connector | Rockford D. Lyle, Robert James Wagner | 2018-04-10 |
| 9745817 | Internal tieback with outer diameter sealing capability | Rockford D. Lyle | 2017-08-29 |
| 9714731 | Threaded connector locking device | Kevin Edward O'Dell, Thomas Lowell Steen, Stephen David Peters, William R. Patterson | 2017-07-25 |
| 9695662 | Method and system for retaining a lock ring on a casing hanger | Mayur Mansukh, Aniruddha D. Gadre, David L. Ford | 2017-07-04 |