YZ

Yifan Zeng

Overall (2022): #95,283 of 548,613Top 20%
2
Patents 2022

Issued Patents 2022

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11459849 Filling bag and sealing method for drilled hole for detection in three zones of overburden Qiang Wu, Zhaolai Hua, Rui Wang, Zhenzhong Pang, Lu Wang +4 more 2022-10-04
11365624 System and method for monitoring water inrush Qiang Wu, Chunsheng Liu, Lina XING 2022-06-21