MF

Minglue Fan

CL China Oilfield Services Limited: 1 patents #10 of 21Top 50%
Overall (2023): #327,015 of 537,848Top 65%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11788405 Downhole oil level detection device Zhibin Tian, Zanqing Wei, Lin Huang, Xiaoqiang Du, Yongren Feng +4 more 2023-10-17