Issued Patents All Time
Showing 26–50 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11739619 | Oil circulation in an electric submersible pump (ESP) electric motor | Donn J. Brown, Dezhi Zheng, Robert Charles De Long | 2023-08-29 |
| 11658684 | Multi-port—multi mode Reed Solomon decoder | Venugopal Santhanam | 2023-05-23 |
| 11629574 | Electrical submersible pump gas relief valve | Donn J. Brown, Casey Laine Newport, Trevor Alan Kopecky | 2023-04-18 |
| 11624269 | Integrated gas separator and pump | Donn J. Brown, Casey Laine Newport | 2023-04-11 |
| 11591891 | Helix hub with improved two-phase separation | Casey Laine Newport, Donn J. Brown | 2023-02-28 |
| 11378474 | Predict brake horsepower for a pump for viscous applications | Robert Charles De Long | 2022-07-05 |
| 11365744 | Impeller locking method | Jason Hill | 2022-06-21 |
| 11340103 | Method of calculating viscous performance of a pump from its water performance characteristics and new dimensionless parameter for controlling and monitoring viscosity, flow and pressure | — | 2022-05-24 |
| 11319786 | Controlled ESP discharge system preventing gas lock | Donn J. Brown, Trevor Alan Kopecky | 2022-05-03 |
| 11293445 | Gas resistant impeller having lower upthrust for use with a centrifugal pump | Donn J. Brown | 2022-04-05 |
| 11220904 | Fluid flow condition sensing probe | Donn J. Brown, Robert Charles De Long | 2022-01-11 |
| 11162348 | Methods to improve fluid flow of a multi-phase mixture, methods to separate fluids of a multi-phase mixture, and multi-phase fluid mixture systems | Robert Charles De Long, Donn J. Brown | 2021-11-02 |
| 11149535 | Electric submersible pump (ESP) with gas handling shroud inlet | Donn J. Brown, Trevor Alan Kopecky, Casey Laine Newport | 2021-10-19 |
| 11066921 | Fluid flow condition sensing probe | Donn J. Brown, Robert Charles De Long | 2021-07-20 |
| 10823177 | Systems and methods for sensing parameters in an ESP using multiple MEMS sensors | Michael Forsberg | 2020-11-03 |
| 9541091 | Instrument subs for centrifugal well pump assemblies | Brown Lyle Wilson | 2017-01-10 |
| 9441633 | Detection of well fluid contamination in sealed fluids of well pump assemblies | Suresha R. O'Bryan, Risa Rutter, Ryan Anthony Lack, Sean A. Cain, Thomas N. Hendryx | 2016-09-13 |
| 9410380 | Systems and methods for providing fiber optics in downhole equipment | Risa Rutter, Suresha R. O'Bryan | 2016-08-09 |
| 9379590 | Systems and methods for electric motor construction | — | 2016-06-28 |
| 9341054 | System for monitoring linearity of down-hole pumping systems during deployment and related methods | Robert M. Harman, Brooks A. Childers, Philippe Legrand, Malcolm S. Laing, Roger Glen Duncan +2 more | 2016-05-17 |
| 9133849 | Impeller vane with leading edge enhancement | Suresha R. O'Bryan, Risa Rutter | 2015-09-15 |
| 8982354 | Subsurface motors with fiber optic sensors | Suresha R. O'Bryan, Risa Rutter, Michael Forsberg | 2015-03-17 |
| 8950472 | System for monitoring linearity of down-hole pumping systems during deployment and related methods | Robert M. Harman, Brooks A. Childers, Philippe Legrand, Malcolm S. Laing, Roger Glen Duncan +2 more | 2015-02-10 |
| 8891076 | Fiber optic measurement of parameters for downhole pump diffuser section | Earl B. Brookbank, Suresha R. O'Bryan, Mike Forsberg | 2014-11-18 |
| 8830471 | Measuring operational parameters in an ESP seal with fiber optic sensors | Brown Lyle Wilson, Earl B. Brookbank, Suresha R. O'Bryan, Steven K. Tetzlaff, Risa Rutter | 2014-09-09 |