Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12256472 | LED dimming method, dimming controller and system | Wenkai Zhao, Shunfa Zhang | 2025-03-18 |
| 11943853 | Full voltage sampling circuit, driving chip, LED driving circuit and sampling method | Zhen Li, Minmin FAN | 2024-03-26 |
| 11490483 | Leakage protection circuit, method and drive device | Shungen Sun | 2022-11-01 |
| 11002441 | Leakage protection circuit, method and drive device | Shungen Sun | 2021-05-11 |
| 10772170 | TRIAC dimmer detection circuit, chip and method, and LED driving chip and system | Minmin FAN | 2020-09-08 |
| 10292229 | Line voltage compensation circuit, led drive system and drive method | Minmin FAN | 2019-05-14 |