Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12140231 | Electronic expansion valve | Shaojun ZHAN, Guigang Feng | 2024-11-12 |
| 11953244 | Electronic expansion valve | Shaojun ZHAN, Guigang Feng | 2024-04-09 |
| 11473820 | Air conditioning system and electronic expansion valve thereof | Shaojun ZHAN, Guigang Feng | 2022-10-18 |