Issued Patents 2022
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11455920 | Floor tile screen | Yongjun Zhang, Guoqiang Li, Zhiqiang Gao | 2022-09-27 |
| 11432416 | Anti-collision device for LED screen | Yongjun Zhang, Guoqiang Li, Zhengqiang Li | 2022-08-30 |
| 11357116 | Corner protection device and LED display screen cabinet | Yongjun Zhang, Guoqiang Li, Zhiqiang Gao | 2022-06-07 |
| 11350533 | Tension lock and LED display screen box | Yongjun Zhang, Guoqiang Li, Jiawei Cao | 2022-05-31 |
| 11310927 | LED display screen | Yongjun Zhang, Guoqiang Li, Yongfeng Guo | 2022-04-19 |
| 11268687 | LED screen | Yongjun Zhang, Guoqiang Li, Zhiqiang Gao | 2022-03-08 |