Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9991078 | Short-current protection action current adjusting method and device thereof and device for multi-pole electromagnetic release | Denggui AO, Yongfu XU | 2018-06-05 |
| 6977567 | Low-voltage circuit breaker with a capability of tripping quickly | Ran Li, Guangshu Zheng, Talyu Wang | 2005-12-20 |