Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10997879 | Support frame and electronic sign | Zifeng Wang, Yan Ren, Junmin Sun, Jinggang Wei, Lei Cao | 2021-05-04 |
| 10963005 | Mounting bracket, display screen and display device | Yan Ren, Lei Cao, Zifeng Wang, Junmin Sun, Jinggang Wei | 2021-03-30 |