Issued Patents All Time
Showing 26–50 of 54 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10612351 | Isolating a downhole-type electric machine | David Biddick, Christopher Matthew Sellers | 2020-04-07 |
| 10605057 | Downhole-type electric submersible pump system | Co Si Huynh, John Stout, Kuo-Chiang Chen | 2020-03-31 |
| 10584533 | Downhole blower system with pin bearing | Venkateshwaran Krishnan, Larry Hawkins | 2020-03-10 |
| 10581297 | Sealless downhole system with magnetically supported rotor | Kuo-Chiang Chen | 2020-03-03 |
| 10536053 | High speed motor drive | Suratkal P. Shenoy, Liping Zheng, Herman Artinian, David Biddick, Kuo-Chiang Chen | 2020-01-14 |
| 10447111 | Active magnetic bearing control for downhole-type system | — | 2019-10-15 |
| 10428822 | Between-bearing magnetic coupling | Zhiyang Wang, David Biddick | 2019-10-01 |
| 10385665 | Axial gap generator measurement tool | Herman Artinian | 2019-08-20 |
| 10370947 | Artificial lift | Herman Artinian, Kuo-Chiang Chen, David Biddick | 2019-08-06 |
| 10337557 | Rotodynamically isolated magnetic coupling | — | 2019-07-02 |
| 10312772 | Axial gap generator for powering a magnetic bearing | — | 2019-06-04 |
| 10309200 | Sealless downhole system with magnetically supported rotor | Herman Artinian, Kuo-Chiang Chen, David Biddick | 2019-06-04 |
| 10280721 | Artificial lift | Herman Artinian, Kuo-Chiang Chen, David Biddick | 2019-05-07 |
| 10253606 | Artificial lift | Herman Artinian, Kuo-Chiang Chen, David Biddick | 2019-04-09 |
| 10227860 | Axial generator measurement tool | — | 2019-03-12 |
| 10174762 | Sealless downhole system with magnetically supported rotor | Kuo-Chiang Chen, Herman Artinian, David Biddick | 2019-01-08 |
| 10167871 | Sealless downhole system with magnetically supported rotor | Kuo-Chiang Chen, David Biddick | 2019-01-01 |
| 10145224 | High speed motor drive | Suratkal P. Shenoy, Liping Zheng, Herman Artinian, David Biddick, Kuo-Chiang Chen | 2018-12-04 |
| 9985502 | Reducing high frequency losses in an electric machine | Liping Zheng | 2018-05-29 |
| 9951683 | Supplemental electromagnetic turbocharger actuator | Herman Artinian, Larry Hawkins, Keith Ropchock, Venkateshwaran Krishnan | 2018-04-24 |
| 9203279 | Electric machine with inner magnet hub | — | 2015-12-01 |
| 8723358 | Line interactive power quality system | — | 2014-05-13 |
| 7042118 | Permanent magnet rotor construction wherein relative movement between components is prevented | Co Si Huynh | 2006-05-09 |
| 6897587 | Energy storage flywheel with minimum power magnetic bearings and motor/generator | Co Si Huynh | 2005-05-24 |
| 6727617 | Method and apparatus for providing three axis magnetic bearing having permanent magnets mounted on radial pole stack | Co Si Huynh | 2004-04-27 |