Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12341398 | Voltage optimization technique for a permanent magnet motor used in an electric submersible pump | Goutham Selvaraj, Yao Duan, Yu Liu | 2025-06-24 |
| 11841027 | Pump system control | Kurt Allen Bihler, David Liu | 2023-12-12 |
| 11750057 | Voltage optimization technique for a permanent magnet motor used in an electric submersible pump | Goutham Selvaraj, Yao Duan, Yu Liu | 2023-09-05 |
| 11689117 | Power system with an add-on power module | Da Jiao, Yu Liu | 2023-06-27 |
| 11199194 | Linear pump control | Kurt Allen Bihler, David Liu | 2021-12-14 |
| 11183938 | Hybrid PV inverter with SCIB battery integration | Da Jiao, Yu Liu | 2021-11-23 |
| 10536026 | Compact passenger station structure containing vehicle charging components | Richard Robert Gerhold | 2020-01-14 |
| 10498221 | Multi-mode energy router | Yu Liu, Richard Robert Gerhold, Da Jiao | 2019-12-03 |
| 10267324 | Linear pump control | Kurt Allen Bihler, David Liu | 2019-04-23 |
| 10097078 | Multi-mode energy router | Yu Liu, Richard Robert Gerhold, Da Jiao | 2018-10-09 |
| 9000707 | Use of cooling fan in adjustable speed drives | Mohammed S. Arefeen | 2015-04-07 |
| 8639474 | Microcontroller-based diagnostic module | Mohammed S. Arefeen | 2014-01-28 |
| 7696647 | Coupling node | Rajesh Gopinath, Rahul Khopkar | 2010-04-13 |
| D574332 | Device user-control-interface with a detachable display | Thomas J. Filban | 2008-08-05 |
| 7054173 | Circuit with DC filter having a link fuse serially connected between a pair of capacitors | Benjamin A. Ta | 2006-05-30 |
| 6160760 | Underwater signaling device | — | 2000-12-12 |
| 5973465 | Automotive restart control for submersible pump | — | 1999-10-26 |