Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11493216 | Air filter system and HVAC system | Lei Chen, Jianwei Zhao | 2022-11-08 |
| 11268725 | Condition based energy smart air circulation system | Lei Chen, Jianwei Zhao, Peter McKinney | 2022-03-08 |