HH

Huaigang Hu

CC China University Of Petroleum (East China): 1 patents #254 of 736Top 35%
📍 Qingdao, CN: #946 of 2,087 inventorsTop 50%
Overall (All Time): #2,847,380 of 4,157,543Top 70%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10233695 Weight-on-bit self-adjusting drill bit Zhichuan Guan, Yongwang Liu, Ben Guan, Yucai Shi, Hualin Liao 2019-03-19