Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11525522 | Self-retaining, magnetically-coupled and directly-operated four-way reversing valve | Huajun Chen, Yulong Chen | 2022-12-13 |
| 10845105 | Electronic expansion valve with high flow control precision | Huajun Chen, Yulong Chen | 2020-11-24 |