Issued Patents All Time
Showing 76–100 of 123 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10619473 | Application of depth derivative of distributed temperature survey (DTS) to identify fluid flow activities in or near a wellbore during the production process | Hongyan Duan, Steve Tichenor, Henry Killen | 2020-04-14 |
| 10591623 | Multilateral well sensing system | Brian Vandellyn Park | 2020-03-17 |
| 10550654 | Downhole activation of seismic tools | — | 2020-02-04 |
| 10538980 | Pressure-controlled downhole actuators | — | 2020-01-21 |
| 10465482 | Inductive charging for electro acoustic technology | Brian Vandellyn Park, Seldon David Benjamin | 2019-11-05 |
| 10408694 | Method to compensate measurement error of fiber Bragg grating sensor caused by hydrogen darkening | Yunmiao Wang, Seldon David Benjamin | 2019-09-10 |
| 10370959 | Flow sensing in subterranean wells | Priyesh Ranjan, Nitika Kalia | 2019-08-06 |
| 10365136 | Opto-acoustic flowmeter for use in subterranean wells | Priyesh Ranjan, Nitika Kalia | 2019-07-30 |
| 10352818 | Monitoring system for cold climate | — | 2019-07-16 |
| 10337316 | Distributed acoustic sensing system with variable spatial resolution | Kwang Il Suh, Ira Jeffrey Bush | 2019-07-02 |
| 10309830 | Methods to correct spectrum distortion of FFPI sensors induced by dynamic wavelength dependent attenuation | Yunmiao Wang | 2019-06-04 |
| 10287854 | Vortex energy harvester for downhole applications | Brian Vandellyn Park | 2019-05-14 |
| 10260328 | Fracture growth monitoring using EM sensing | Ken Smith | 2019-04-16 |
| 10253622 | Data transmission across downhole connections | Brian Vandellyn Park | 2019-04-09 |
| 10254159 | Power limiting methods for use with optical systems in hazardous area locations | David Andrew Barfoot | 2019-04-09 |
| 10125605 | Using downhole strain measurements to determine hydraulic fracture system geometry | Michael Mayerhofer, Karn Agarwal, Norman R. Warpinski, Priyesh Ranjan, Glenn Robert McColpin | 2018-11-13 |
| 10119868 | High speed distributed temperature sensing with auto correction | Jason Edward Therrien | 2018-11-06 |
| 10120094 | Seismic monitoring below source tool | Jason Edward Therrien | 2018-11-06 |
| 10107092 | Flow sensing fiber optic cable and system | Ian Bradford Mitchell, Brian V. Park | 2018-10-23 |
| 10073222 | Fiber optic rotary joint connecting dual-core fibers | Ian Bradford Mitchell | 2018-09-11 |
| 10017362 | Apparatus and method in connection with crane sheave | Heikki Mesiä, Lasse Eriksson, Hannu Lindfors, Kim Schlesier, Timo Vuorela +4 more | 2018-07-10 |
| 9909951 | Apparatus and method for characterization of FBG rellector array | Han-Sun Choi | 2018-03-06 |
| 9891121 | Attachment method to keep optical fiber in tension | Ian Bradford Mitchell, Michel Joseph LeBlanc | 2018-02-13 |
| 9874084 | Multifunction end cap for coiled tube telemetry | Brian Vandellyn Park | 2018-01-23 |
| 9869795 | Distributed acoustic sensing system with variable spatial resolution | — | 2018-01-16 |