TL

Tiemin Liu

CL China Oilfield Services Limited: 9 patents #2 of 78Top 3%
CO China National Offshore Oil: 8 patents #2 of 142Top 2%
Overall (All Time): #532,580 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
12359519 Coring and sampling integrated sub and downhole instrument Yongren Feng, Tao-Cheng Lu, Lin Huang, Shusheng Guo, Xiaodong Chu +8 more 2025-07-15
12235194 Coring device Zhibin Tian, Tao-Cheng Lu, Lin Huang, Zanqing Wei, Yongren Feng +2 more 2025-02-25
12025159 Hydraulic power system for downhole device and downhole device Zhibin Tian, Yongren Feng, Tao-Cheng Lu, Lin Huang, Zanqing Wei +4 more 2024-07-02
12012816 Core detection device of coring instrument and spacer insertion device Zhibin Tian, Lin Huang, Zanqing Wei, Shusheng Guo, Yongren Feng +7 more 2024-06-18
11905829 Integrated logging instrument for coring and sampling Tao-Cheng Lu, Yongren Feng, Changgui XU, Zhibin Tian, Xiaofei Qin +5 more 2024-02-20
11739603 Core detection device of coring instrument Zhibin Tian, Lin Huang, Zanqing Wei, Shusheng Guo, Yongren Feng +7 more 2023-08-29
11028658 Horizontal-to-vertical drilling module for deep well Yongren Feng, Jibin Zou, Xingfang Wu, Xiaodong Chu, Zhibin Tian +4 more 2021-06-08
10236667 Wire follow-up protection structure of electric reducer Yongren Feng, Zhibin Tian, Liping Liu, Xiaodong Chu, Zanqing Wei +2 more 2019-03-19
10018038 Drilling type sidewall coring apparatus Yongren Feng, Zhibin Tian, Tao-Cheng Lu, Liping Liu, Guiqing Hao +4 more 2018-07-10