Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9603219 | Driving power supply apparatus for OLED | Qifeng Dai, Shengping Cai, Hui Xu, Zongwang Wei | 2017-03-21 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9603219 | Driving power supply apparatus for OLED | Qifeng Dai, Shengping Cai, Hui Xu, Zongwang Wei | 2017-03-21 |