Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10988553 | Catalyst pre-contact device for continuous polymerization of olefins and method for catalyst pre-contact | Xianzhi Xia, Tianyi Zhang, Jin Zhao | 2021-04-27 |
| 10990500 | Systems and methods for user analysis | Zang Li, Lifeng Cao, Zhihua CHANG, Hongbo LING, Xiang Xu | 2021-04-27 |