Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8887392 | Apparatus and methods for connecting a drain pan overflow sensor to a ductless mini-split HVAC system | Zhengyi Xu | 2014-11-18 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8887392 | Apparatus and methods for connecting a drain pan overflow sensor to a ductless mini-split HVAC system | Zhengyi Xu | 2014-11-18 |