Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10622178 | Miniature circuit breaker with automatic opening/closing function | Yiyang Zheng, Jiangbo Qian | 2020-04-14 |
| 10593500 | Linkage gear mechanism for automatic opening/closing driving mechanism | Yiyang Zheng, Jiangbo Qian | 2020-03-17 |