Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11781710 | Electronic signboard and wall hanging device | Yanjun Liu, Qingqing Ma, Yinan Gao, Junpeng Han, Yin Yuan +9 more | 2023-10-10 |
| 11740531 | Electronic paper, display device, and driving method | Zhe Wang, Qingqing Ma, Chao Tian, Rui Xu, Min Wang +2 more | 2023-08-29 |