YQ

Yujin Qin

Overall (2024): #200,243 of 561,600Top 40%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12140013 Sealing quality detection device and sealing quality evaluating method for gas extraction boreholes Weiwei Su, Rui Zhou, Zhongyu Zheng, Jie Li, Fuchao Tian +5 more 2024-11-12