Issued Patents 2011
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8062170 | Thermal protection of an electric drive system | Stephen T. West, Wei D. Wang, Brian A. Welchko, Peter E. Wu | 2011-11-22 |
| 8054084 | Methods and systems for diagnosing stator windings in an electric motor | Khwaja M. Rahman, Chia-Chou Yeh | 2011-11-08 |
| 8018187 | Initial polarity detection for permanent magnet motor drives | Constantin C. Stancu, Yo Chan Son | 2011-09-13 |
| 7999496 | Method and apparatus to determine rotational position of an electrical machine | Sean E. Gleason, Patrick M. Prihoda | 2011-08-16 |
| 7952308 | Method and apparatus for torque ripple reduction | John P. Miller, Khwaja M. Rahman, Soo Yeol Lee | 2011-05-31 |
| 7923944 | Single processor dual motor control | Terry Murrell | 2011-04-12 |
| 7880425 | Electric motor drive systems, motor vehicles, and methods of phase current regulation | Brian A. Welchko, Silva Hiti | 2011-02-01 |
| 7880416 | Low speed synchronous motor drive operation | Goro Tamai, Scott James Thompson | 2011-02-01 |
| 7863850 | Apparatus, system, and method for simulating outputs of a resolver to test motor-resolver systems | David Fu, Wei D. Wang | 2011-01-04 |