Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9518570 | Motor winding heater systems and methods | David M. Messersmith | 2016-12-13 |
| 9350275 | Quasi variable frequency motor controller | Kun Wei, Haihui Lu, David M. Messersmith, Randall S. Langer, Ping Lee | 2016-05-24 |