Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12431310 | Operating mechanism of circuit breaker and assembling breaker | Denggui AO, Lijun YAN, Hao Fu | 2025-09-30 |
| 12412719 | Operating mechanism of circuit breaker, and circuit breaker | Denggui AO, Hao Fu | 2025-09-09 |
| 12308192 | Quick tripping device and circuit breaker | Denggui AO, Hao Fu | 2025-05-20 |
| 9991078 | Short-current protection action current adjusting method and device thereof and device for multi-pole electromagnetic release | Denggui AO, Yuming Duan | 2018-06-05 |