Issued Patents 2020
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10825395 | Organic light emitting diode display device, circuit and method for detecting driving current thereof | Lei Chen, Chen Song, Airong Liu, Xuelian Cheng | 2020-11-03 |
| 10797721 | Digital to analog converter, method for driving the same, and display device | Chen Song, Zhan Gao | 2020-10-06 |
| 10659049 | Level shifting circuit | — | 2020-05-19 |