Issued Patents All Time
Showing 25 most recent of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12398633 | High pressure resistant and partial discharge reduced MLE | Shivam Kumar Singh, Josh Brady, Patrick Zhiyuan Ma | 2025-08-26 |
| 12371978 | Electric submersible pump systems | Jose Angel Caridad Urena | 2025-07-29 |
| 12372102 | System and method for vibration control | Stanislav Ivanov, David Milton Eslinger, Pradeep Mahadevan, Raju Ekambaram, Jaiprakash Natarajan +2 more | 2025-07-29 |
| 12313115 | Rotor bearing design for downhole motors | Raju Ekambaram, You Cheng Jee, Pradeep Mahadevan | 2025-05-27 |
| 12018553 | Electric submersible pump systems | Jose Angel Caridad Urena | 2024-06-25 |
| 11788540 | Submersible pumping system thrust bearing gas venting | — | 2023-10-17 |
| 11585355 | Electric submersible pump with reduced vibration | Hao Lam, Jacques Orban, Lauro De Camargo, David Milton Eslinger | 2023-02-21 |
| 11408432 | Submersible pumping system with a motor protector having a thrust runner, retention system, and passageway allowing gas flow from a lower region into an upper region | — | 2022-08-09 |
| 11168551 | Gas purging for electric submersible pumping system | Grant T. Harris | 2021-11-09 |
| 10968918 | Wear rings for electric submersible pump stages | David Milton Eslinger | 2021-04-06 |
| 10385875 | Electric submersible pump with reduced vibration | Hao Lam, Jacques Orban, Lauro De Camargo, David Milton Eslinger | 2019-08-20 |
| 9720424 | Submersible pump control | Adunola Ige, Obinna Ilochonwu, Grant T. Harris, Ian Roberge | 2017-08-01 |
| 9482233 | Electric submersible pumping sensor device and method | John A. Booker, Kenneth Armstrong, John David Rowatt | 2016-11-01 |
| 9394750 | Collet coupling for electric submersible pump shafts | Sergey Pisetskiy | 2016-07-19 |
| 9356487 | Rotor bearing assembly | — | 2016-05-31 |
| 9083101 | System and method for connecting a power cable with a submersible component | Gregory H. Manke, Wayne L. Costa, Kevin T. Scarsdale, Chris E. Featherby | 2015-07-14 |
| 9057256 | Submersible pump control | Adunola Ige, Obinna Ilochonwu, Grant T. Harris, Ian Roberge | 2015-06-16 |
| 8910718 | System and method for a combined submersible motor and protector | Steven Dornak, Michael W. Miller, Parveen Sayela, Cody Casey, Gregory H. Manke +4 more | 2014-12-16 |
| 8807966 | Pump motor protector with redundant shaft seal | Michael Hui Du, David Rowatt, Chad Bremner, Arunkumar Arumugam, David Garrett +2 more | 2014-08-19 |
| 8641457 | System and method for connecting a power cable with a submersible component | Gregory H. Manke, Wayne L. Costa, Kevin T. Scarsdale, Chris E. Featherby | 2014-02-04 |
| 8400035 | Rotor bearing assembly | — | 2013-03-19 |
| 8398420 | High temperature pothead | — | 2013-03-19 |
| 8328539 | Submersible pump motor protector | Christopher E. Featherby | 2012-12-11 |
| 8177526 | Gas well dewatering system | Michael A. Dowling, Jason Kamphaus, Harryson Sukianto, Alain P. Dorel, John David Rowatt | 2012-05-15 |
| 7942696 | Pothead connectors for submersible motor head and methods of assembly thereof | — | 2011-05-17 |