Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9426861 | Driver circuit between electromagnetic ballast and led | Haimin Tao, Jianhong Kong | 2016-08-23 |
| 9288879 | Lamp device and a method for operating a lamp device | Haimin Tao | 2016-03-15 |