Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7545659 | Method and apparatus for cycle error correction for a power converter device, such as an electronic power inverter | Duo Deng, Anil Tuladhar, Kerry E. Grand | 2009-06-09 |
| 7460030 | System and method for encoder failure detection | Duo Deng | 2008-12-02 |
| 7362600 | Method and apparatus for cycle error correction for a power converter device, such as an electronic power inverter | Duo Deng, Anil Tuladhar, Kerry E. Grand | 2008-04-22 |
| 7158395 | Method and apparatus for tracking maximum power point for inverters, for example, in photovoltaic applications | Duo Deng, Anil Tuladhar, Kerry E. Grand | 2007-01-02 |
| 6465977 | System and method for controlling torque in an electrical machine | Vinod Reddy | 2002-10-15 |
| 6452352 | Method of current interaction in an electric motor drive system having a load-dependent current generating system | — | 2002-09-17 |
| 6246343 | Increment encoder failure detection | Doug D. Deng | 2001-06-12 |
| 6239575 | Induction motor power/torque clamping for electric vehicle performance | Jack Xu | 2001-05-29 |
| 6072297 | Vibration detection and control for a vehicle drivetrain | Jack Xu | 2000-06-06 |
| 5905349 | Method of controlling electric motor torque in an electric vehicle | Mukunda V. Prema, Jack Xu | 1999-05-18 |
| 5821720 | Backlash elimination in the drivetrain of an electric vehicle | Doug D. Deng, Jack Xu | 1998-10-13 |