Issued Patents All Time
Showing 1–25 of 49 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428922 | Magnetically coupled inflow control device | Kevin Robin Passmore | 2025-09-30 |
| 12252958 | Electro-mechanical clutch employing a magnetized output coupler housing for downhole tools | Nicholas Robert Wood, Kevin Robin Passmore, Jon-Howard Elliott Hanson | 2025-03-18 |
| 12163402 | Magnetically coupled subsurface safety valve | Kevin Robin Passmore | 2024-12-10 |
| 12158186 | Dynamically engageable electromechanical brake | Kevin Robin Passmore | 2024-12-03 |
| 12158056 | Electro-mechanical clutch employing a magnetized input shaft for downhole tools | Nicholas Robert Wood, Kevin Robin Passmore, Jon-Howard Elliott Hanson | 2024-12-03 |
| 12123282 | Electro-mechanical clutch for downhole tools | Kevin Robin Passmore, Nicholas Robert Wood, Rajiv Jerome Yatawara | 2024-10-22 |
| 12104457 | Failsafe safety valve with linear electromechanical actuation | — | 2024-10-01 |
| 12024980 | Mechanical clutch for downhole tools | Kevin Robin Passmore, Nicholas Robert Wood, Jon-Howard Elliott Hanson | 2024-07-02 |
| 11939837 | Electro-mechanical clutch for downhole tools | Nicholas Robert Wood, Kevin Robin Passmore, Jon-Howard Elliott Hanson | 2024-03-26 |
| 11891866 | Dampening the actuation speed of a downhole tool | Kevin Robin Passmore, James Dan Vick, Jr. | 2024-02-06 |
| 11885202 | Electric/hydraulic safety valve | James Dan Vick, Jr. | 2024-01-30 |
| 11867263 | Linear actuators, motor assemblies, and methods to actuate a device or load | Shao Hwa Lee | 2024-01-09 |
| 11851961 | Magnetically coupled subsurface choke | Kevin Robin Passmore | 2023-12-26 |
| 11668160 | Subsurface safety valve with recoupling magnet assembly | Kevin Robin Passmore, James Dan Vick, Jr. | 2023-06-06 |
| 11668161 | Electric/hydraulic safety valve | James Dan Vick, Jr. | 2023-06-06 |
| 11643905 | Electric safety valve with annulus/section pressure activation | James Dan Vick, Jr., Jimmie R. Williamson, Jr. | 2023-05-09 |
| 11248441 | Electric safety valve with well pressure activation | James Dan Vick, Jr., Jimmie R. Williamson, Jr., Michael Linley Fripp | 2022-02-15 |
| 11168540 | Flow tube position sensor and monitoring for sub surface safety valves | Shaun Wen Jie Ng | 2021-11-09 |
| 11035199 | Section-balanced electric safety valve | James Dan Vick, Jr. | 2021-06-15 |
| 10513908 | Mechanisms for transferring hydraulic control from a primary safety valve to a secondary safety valve | James Dan Vick, Jr. | 2019-12-24 |
| 10480283 | Electric sub-surface safety valve (ESSSV) | Joseph Joseph, Wesley Irvin Clow, Aswin Balasubramanian | 2019-11-19 |
| 10443332 | Downhole tool with retrievable electronics | — | 2019-10-15 |
| 10323483 | Mitigation of hydrates, paraffins and waxes in well tools | Thomas W. Swan, John J. Goiffon | 2019-06-18 |
| 10301911 | Apparatus for engaging and releasing an actuator of a multiple actuator system | James Dan Vick, Jr. | 2019-05-28 |
| 9982510 | Expanding piston for a subsurface safety valve | James Dan Vick, Jr. | 2018-05-29 |