Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10818864 | OLED device and manufacturing method thereof, and display apparatus | Xiping Li | 2020-10-27 |
| 10553153 | Method, circuit and display device for driving an organic light emitting diode | Ying Liu, Chenggeng Zhang, Zhaohui Meng, Hongwei Tian, Juanjuan Bai +3 more | 2020-02-04 |