HL

Huailiang Liu

CP China National Petroleum: 3 patents #20 of 316Top 7%
CU Cnpc Usa: 3 patents #35 of 99Top 40%
BH Beijing Huamei: 2 patents #30 of 71Top 45%
Overall (All Time): #1,314,737 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12209481 Frac plug device for high expansion at the setting position Matthew Patsy, Jianpeng Yue, Min Mark Yuan, Peng Cheng, YU-LIN LIU 2025-01-28
12049557 Bi-continuos epoxy microstructure for fabrication of degradable thermoset composite used in HTHP downhole conditions Lei Zhao, Jiaxiang Ren, Peng Cheng 2024-07-30
11952531 Compound grease coating for controlled dissolution of a dissolvable component of a downhole tool Lei Zhao, Jiaxiang Ren, Tim Dunne, Peng Cheng 2024-04-09