Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11428087 | Electrically controlled propellant materials for subterranean zonal isolation and diversion | Philip D. Nguyen, Vladimir Nikolayevich Martysevich, Ronald Glen Dusterhoft, Enrique Antonio Reyes | 2022-08-30 |
| 11346197 | Enhancing subterranean formation stimulation and production using target downhole wave shapes | Stanley V. Stephenson, Philip D. Nguyen, Jim B. Surjaatmadja, Ronald Glen Dusterhoft | 2022-05-31 |
| 11142977 | Electrically controlled propellant in subterranean operations and equipment | Philip D. Nguyen, Vladimir Nikolayevich Martysevich, Ronald Glen Dusterhoft, Harold Grayson Walters | 2021-10-12 |
| 10927660 | Tiltmeter for EAT applications | Mikko Jaaskelainen, Brian Vandellyn Park, Nicholas Clive Spencer Wheeler, Eric Davis | 2021-02-23 |
| 10920580 | Real-time bottom-hole flow measurements for hydraulic fracturing with a doppler sensor in bridge plug using DAS communication | Mikko Jaaskelainen, Kenneth J. Smith, Brian Vandellyn Park | 2021-02-16 |
| 10711599 | Electroacoustic pump-down sensor | Mikko Jaaskelainen, Brian Vandellyn Park | 2020-07-14 |
| 10689971 | Bridge plug sensor for bottom-hole measurements | Kenneth J. Smith, Mikko Jaaskelainen, Brian Vandellyn Park | 2020-06-23 |
| 10125605 | Using downhole strain measurements to determine hydraulic fracture system geometry | Michael Mayerhofer, Karn Agarwal, Priyesh Ranjan, Glenn Robert McColpin, Mikko Jaaskelainen | 2018-11-13 |
| 9261614 | Statistics-based seismic event detection | Fuxian Song | 2016-02-16 |
| 7660194 | Microseismic fracture mapping using seismic source timing measurements for velocity calibration | James E. Uhl, Chris Wright, Eric Davis, James Ward | 2010-02-09 |
| 6985816 | Methods and systems for determining the orientation of natural fractures | Gordon G. Sorrells, Chris Wright, Eric Davis | 2006-01-10 |
| 5996726 | System and method for determining the distribution and orientation of natural fractures | Gordon G. Sorrells | 1999-12-07 |
| 5934373 | Apparatus and method for monitoring underground fracturing | Terry D. Steinfort, Paul T. Branagan, Roy H. Wilmer | 1999-08-10 |
| 5774419 | High speed point derivative microseismic detector | James E. Uhl, Ernest Blayne Whetten | 1998-06-30 |
| 5544520 | Bridge permeameter | Darin C. Graf | 1996-08-13 |