Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9685898 | Quasi vector motor controller | Haihui Lu, Andrew J. Jaap, David M. Messersmith, Randall S. Langer, Ping Lee | 2017-06-20 |
| 9350275 | Quasi variable frequency motor controller | Haihui Lu, Andrew J. Jaap, David M. Messersmith, Randall S. Langer, Ping Lee | 2016-05-24 |
| 7698992 | Multi-function coffee maker | — | 2010-04-20 |