QQ

Qingxin Qi

Overall (2024): #306,603 of 561,600Top 55%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12111437 Method for detecting structural abnormal area of coal and rock mass Xiangshang Li, Chunyang Cui, Weiyu Zheng, Haitao Li, Jiamin Wang +3 more 2024-10-08