Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11267022 | Positive and negative wind pressure automatic cleaning method for optical device | — | 2022-03-08 |
| 10745583 | Aqueous coating composition and method of preparing the same | Fu Zhan, Caiyun Li, Yaobang Li, Jinyuan Zhang, Xiangting Dong +1 more | 2020-08-18 |
| 9963822 | Polyurethane dispersion based synthetic leathers | Yunfei Yan, Ning Kang, Qian Shen, Chao Zhang, Weichao Gu +1 more | 2018-05-08 |