Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11253851 | Initial positioning system and method for liquid measuring and removing | Zengxin Chen, Changchun Zhou, Jingzhe CHEN, Bin Chen, Chen LI +1 more | 2022-02-22 |
| 10928234 | Tool, container and method for extracting liquid | Zengxin Chen, Rui Li, Jiaming Wei, Jingzhe CHEN, Chen LI +2 more | 2021-02-23 |