Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11352863 | Submersible well fluid system | Christopher E. Cunningham, Eduardo Cardoso, Timothy R. Bartlett, Paulo Guedes-Pinto, Robert A. Perry +1 more | 2022-06-07 |
| 11296574 | Maintaining a dielectric in an aircraft electric machine | John Stout | 2022-04-05 |
| 10753270 | Controlling an electronically-assisted turbocharger | Liping Zheng, Suratkal P. Shenoy | 2020-08-25 |
| 10605057 | Downhole-type electric submersible pump system | John Stout, Patrick McMullen, Kuo-Chiang Chen | 2020-03-31 |
| 10393115 | Subsea multiphase pump or compressor with magnetic coupling and cooling or lubrication by liquid or gas extracted from process fluid | Christopher E. Cunningham | 2019-08-27 |
| 10221662 | Submersible well fluid system | Christopher E. Cunningham, Eduardo Cardoso, Timothy R. Bartlett, Paulo Guedes-Pinto, Robert A. Perry +1 more | 2019-03-05 |
| 10161418 | Coupling an electric machine and fluid-end | Christopher E. Cunningham | 2018-12-25 |
| 9954414 | Subsea compressor or pump with hermetically sealed electric motor and with magnetic coupling | Christopher E. Cunningham | 2018-04-24 |
| 7042118 | Permanent magnet rotor construction wherein relative movement between components is prevented | Patrick McMullen | 2006-05-09 |
| 6897587 | Energy storage flywheel with minimum power magnetic bearings and motor/generator | Patrick McMullen | 2005-05-24 |
| 6727617 | Method and apparatus for providing three axis magnetic bearing having permanent magnets mounted on radial pole stack | Patrick McMullen | 2004-04-27 |
| 6700258 | Magnetic thrust bearing with permanent bias flux | Patrick McMullen | 2004-03-02 |
| 6148967 | Non-contacting and torquer brake mechanism | — | 2000-11-21 |
| 5942829 | Hybrid electrical machine including homopolar rotor and stator therefor | — | 1999-08-24 |
| 5514924 | Magnetic bearing providing radial and axial load support for a shaft | Patrick McMullen | 1996-05-07 |