Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9800190 | Control of motor drives with output sinewave filter capacitor current compensation using sinewave filter transfer function | Semyon Royak, Jingbo Liu, Jingya Dai, Thomas A. Nondahl, Ehsan Al-Nabi | 2017-10-24 |
| 9774284 | Rotor position estimation apparatus and methods | Jingbo Liu, Thomas A. Nondahl, Takayoshi Matsuo, Timothy M. Rowan | 2017-09-26 |
| 9716460 | Method and apparatus for speed reversal control of motor drive | Thomas A. Nondahl, Jingbo Liu, Semyon Royak, Jingya Dai, Ehsan Al-Nabi | 2017-07-25 |
| 9595896 | Methods and systems for sensorless closed loop motor speed and torque control | Semyon Royak, Thomas A. Nondahl, Jingya Dai, Thomas M. Cahill, Robert J. Breitzmann +2 more | 2017-03-14 |