Issued Patents 2018
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10041721 | Heat pump comprising primary defrost operation and secondary defrost operation and method of operating heat pump | Yi Qu, Bruce Perkins, Mark Olsen | 2018-08-07 |
| 10018387 | Reversing valve | Eric Giles | 2018-07-10 |
| 9909596 | Ice deflector for a fan housing | Carl T. Crawford | 2018-03-06 |