DZ

Derong Zhao

📍 Huainan City, CN: #8 of 36 inventorsTop 25%
Overall (2024): #485,917 of 561,600Top 90%
1
Patents 2024

Issued Patents 2024

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
12044531 Level instrument and method for surveying mining subsidence zone in coal mining area Bo Xue, Shikai An, Yanfei Xu, Haiyan Cheng, Yanqing Li +4 more 2024-07-23