XC

Xiaodong Chu

CO China National Offshore Oil: 1 patents #1 of 27Top 4%
CL China Oilfield Services Limited: 1 patents #3 of 13Top 25%
Overall (2021): #209,793 of 548,734Top 40%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11028658 Horizontal-to-vertical drilling module for deep well Yongren Feng, Jibin Zou, Tiemin Liu, Xingfang Wu, Zhibin Tian +4 more 2021-06-08