Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11293273 | Method and apparatus for downhole heating | Dwayne Leismer, John Patterson, Rogelio Cantu | 2022-04-05 |
| 10530143 | Stress control cones for downhole electrical power system tubing encapsulated power cables | Dwayne Leismer, Rogelio Cantu, Stephen Janert | 2020-01-07 |
| 9988894 | System and method for installing a power line in a well | Dwayne Leismer | 2018-06-05 |
| 9915135 | Downhole powered device system | — | 2018-03-13 |
| 9698714 | System and method for asynchronous permanent magnet motor operation | Omar Benzaid, Aider Matarrita Sequeira | 2017-07-04 |
| 5146433 | Mud pump noise cancellation system and method | Alexandre Kosmala, Peter Masak | 1992-09-08 |
| 4847815 | Sinusoidal pressure pulse generator for measurement while drilling tool | — | 1989-07-11 |