Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12424405 | High-voltage DC relay with auxiliary contact | Shuming Zhong, Wenguang Dai | 2025-09-23 |
| 12243700 | Short circuit current-resistant and arc-extinguishing DC relay | Shuming Zhong, Wenguang Dai | 2025-03-04 |