Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12297918 | Bidirectional pressure relief valve, battery and electric device | Fan Zhang, Lei Chen, Langchao HU | 2025-05-13 |
| 12018764 | Valve, battery and power consumption device | Fan Zhang, Lei Chen, Langchao HU | 2024-06-25 |
| 11949122 | Bidirectional vent valve, battery, and electrical device | Fan Zhang, Lei Chen | 2024-04-02 |
| 11662036 | Bidirectional pressure relief valve, battery and electric device | Fan Zhang, Lei Chen, Langchao HU | 2023-05-30 |