Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10270286 | LED smart control circuit and LED lighting device containing the same | Yehua Wan, Songan YE | 2019-04-23 |
| 9826584 | Power circuit and diming control method for LED lighting device | Yehua Wan, Jinxiang Shen | 2017-11-21 |
| 9699850 | Power circuit and related method for LED lighting device | Changzhou Jin, Yehua Wan | 2017-07-04 |