Issued Patents 2020
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10840839 | Method and system for independent-speed-variable-frequency-generator-based power system voltage regulation | Shengyi Liu, Eugene V. Solodovnik, Kamiar J. Karimi | 2020-11-17 |
| 10784757 | Synchronous machine with common motor/generator exciter stage | Matthew J. Krolak, Shengyi Liu | 2020-09-22 |
| 10622931 | Negative-slope voltage-frequency for starting a variable frequency independent speed motor and speed control | Shengyi Liu | 2020-04-14 |
| 10578435 | Quality factor compensation in microelectromechanical system (MEMS) gyroscopes | James Lin, Ronald A. Kapusta | 2020-03-03 |
| 10547269 | Variable frequency independent speed motor | Shengyi Liu | 2020-01-28 |