JR

Jiali Ren

Overall (2022): #403,314 of 548,613Top 75%
1
Patents 2022

Issued Patents 2022

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11293284 Umbrella-shaped anchor for quick reinforcement of rock mass, and application method Yonghui Cheng, Yong Xiong, Hang Chen, Shenggang HU, Zunyang Ding 2022-04-05