Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12368014 | High-voltage DC relay | Shuming Zhong, Chengcan Luo, Wenguang Dai, Songsheng Chen | 2025-07-22 |
| 12354819 | High-voltage DC relay | Shuming Zhong, Wenguang Dai, Songsheng Chen | 2025-07-08 |
| 12009172 | High-voltage DC relay with auxiliary contact | Shuming Zhong, Wenguang Dai, Chengcan Luo, Songsheng Chen | 2024-06-11 |