Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12428934 | Selectively injectable chemical additive | — | 2025-09-30 |
| 12385372 | Hydraulic locking mechanism for downhole valve | — | 2025-08-12 |
| 12078040 | Dual direction lift gas valve with cavitation prevention | Reece Eagles, Greg Marshall, Gerard Patterson | 2024-09-03 |
| 11702913 | Wellbore system having an annulus safety valve | — | 2023-07-18 |
| 11519248 | Selectively injectable tracer flowmeter | — | 2022-12-06 |
| 11441401 | Hybrid gas lift system | — | 2022-09-13 |
| 11401788 | System and method of well operations using a virtual plunger | — | 2022-08-02 |
| 11326425 | Pressure protection system for lift gas injection | Peter Watson | 2022-05-10 |
| 9957776 | Control system including single line switches and method | — | 2018-05-01 |
| 9732587 | Interval control valve with varied radial spacings | Ruchir Shirish Patwa, Pranay Asthana | 2017-08-15 |
| 9726157 | Enhanced geothermal systems and methods | Ronald E. Sweatman, Jason Pitcher, Norm Warpinski, Mark S. Machala | 2017-08-08 |
| 9719324 | Operation of multiple interconnected hydraulic actuators in a subterranean well | — | 2017-08-01 |
| 9488034 | Opening a conduit cemented in a well | Paul Robert Terry | 2016-11-08 |
| 9051826 | Downhole control system having a versatile manifold and method for use of same | Michael Konopczynski, Paul Robert Terry, Timothy R. Tips | 2015-06-09 |
| 8807212 | Pressure measurement in highly deviated wells | — | 2014-08-19 |
| 8770300 | Debris barrier for hydraulic disconnect tools | Greg Marshall | 2014-07-08 |
| 8739885 | Debris barrier for hydraulic disconnect tools | Greg Marshall | 2014-06-03 |
| 8596353 | Pressure measurement in highly deviated wells | — | 2013-12-03 |
| 8590609 | Sneak path eliminator for diode multiplexed control of downhole well tools | Mitchell C. Smithson | 2013-11-26 |
| 8476786 | Systems and methods for isolating current flow to well loads | — | 2013-07-02 |
| 7408134 | Programmable switch | Clifford Slaughterbeck | 2008-08-05 |
| 7247213 | Method for manufacturing a connection for composite tubing | Harris A. Reynolds, Jr., Thomas J. Walsh, Chris A. Lundberg | 2007-07-24 |
| 7160409 | Structure for wound fiber reinforced plastic tubing and method for making | Harris A. Reynolds, Jr., Thomas J. Walsh, Chris A. Lundberg | 2007-01-09 |
| 7013989 | Acoustical telemetry | Blake Thomas Hammond, David W. Teale | 2006-03-21 |
| 6827148 | Downhole tool for use in a wellbore | David W. Teale, Mary L. Laird | 2004-12-07 |