Issued Patents 2022
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11310927 | LED display screen | Xianfeng Zhang, Yongjun Zhang, Guoqiang Li | 2022-04-19 |
| 11269384 | Curved surface adjustment device and LED display screen | Yongjun Zhang, Guoqiang Li | 2022-03-08 |
| 11252961 | Use of quercetin in plant aging promoter | Wei Li, ZENGLIN ZHANG, Zhenbiao Zhang, LICHAO WEN, Xiaoming Gao | 2022-02-22 |