Issued Patents All Time
Showing 51–66 of 66 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9331594 | Conversion system for converting direct current into alternating current | Dazhong Gu, Qingquan Tang, Dariusz Czarkowski, Francisco de Leon, Shengyi Liu | 2016-05-03 |
| 9209721 | Systems and methods for the control and operation of a parallel motor controller architecture | Eugene V. Solodovnik, Shengyi Liu | 2015-12-08 |
| 9209741 | Method and system for controlling synchronous machine as generator/starter | Lijun Gao, Shengyi Liu, Matthew J. Krolak, Eugene V. Solodovnik | 2015-12-08 |
| 9140731 | Algorithm and implementation system for measuring impedance in the D-Q domain | Gerald T. Francis, Rolando Burgos, Dushan Boroyevich, Fred Wang, Zhiyu Shen +2 more | 2015-09-22 |
| 9136773 | Method of evaluating and ensuring stability of AC/DC power systems | Rolando Burgos, Dushan Boroyevich, Fred Wang | 2015-09-15 |
| 9046912 | Thermally balanced parallel operation of transistors | Shengyi Liu, Lijun Gao, Eugene V. Solodovnik | 2015-06-02 |
| 9048726 | Power system having repetitive control in symmetric sequences with harmonics cancellation | Qingquan Tang, Dariusz Czarkowski, Francisco de Leon, Shengyi Liu | 2015-06-02 |
| 8964432 | Apparatus and method for controlling circulating current in an inverter system | Qingquan Tang, Dazhong Gu, Dariusz Czarkowski, Francisco de Leon, Shengyi Liu | 2015-02-24 |
| 8861147 | Fault protection for aircraft power systems | Jeffrey J. White, Evelyn M. Matheson | 2014-10-14 |
| 8792253 | System and methods for high power DC/DC converter | Duanyang Wang, Dariusz Czarkowski, Francisco de Leon, Lijun Gao, Shengyi Liu | 2014-07-29 |
| 8738268 | Vehicle electrical power management and distribution | Shengyi Liu, Mark E. Liffring, Steven B. Helton, Sheau-Wei J. Fu | 2014-05-27 |
| 8736102 | Multifunctional power converter | Lijun Gao, Shengyi Liu | 2014-05-27 |
| 8710786 | High performance actuator motor | Leila Parsa, Jeffrey M. Roach, Shengyi Liu, Suman Dwari | 2014-04-29 |
| 8446121 | High performance actuator motor | Leila Parsa, Jeffery M. Roach, Shengyi Liu, Suman Dwari | 2013-05-21 |
| 8049360 | Intelligent energy management architecture | Joseph S. Breit, Steven B. Helton, Trevor M. Laib | 2011-11-01 |
| 7872368 | Intelligent energy management architecture | Joseph S. Breit, Steven B. Helton, Trevor M. Laib | 2011-01-18 |