Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9685898 | Quasi vector motor controller | Kun Wei, Haihui Lu, Andrew J. Jaap, David M. Messersmith, Randall S. Langer | 2017-06-20 |
| 9350275 | Quasi variable frequency motor controller | Kun Wei, Haihui Lu, Andrew J. Jaap, David M. Messersmith, Randall S. Langer | 2016-05-24 |