Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12385569 | Reversible electromagnetic valve, and air conditioning unit having same | Zhongbo FENG | 2025-08-12 |
| 12305772 | Reversible electromagnetic valve and air conditioning unit having same | Zhongbo FENG, Zhou Yu | 2025-05-20 |
| 12203556 | One-way valve | Zhou Yu, Zhijun KANG | 2025-01-21 |