Issued Patents 2017
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9803911 | Defrost control using fan data | Yi Qu, H. Gene Havard, Jon Douglas | 2017-10-31 |
| 9605889 | Defrost control using fan data | Yi Qu, H. Gene Havard, Jon Douglas | 2017-03-28 |
| 9599383 | Fan motor controller for use in an air conditioning system | — | 2017-03-21 |