HN

Huiying Niu

SC Sichuan Xingzhi Zhihui Intellectual Property Operation Co.: 1 patents #2 of 6Top 35%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #2,837,125 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10174601 Permeable cement stone fracturing exploitation method for non-conventional oil and gas layer Rui Fu, Wanchun Fu 2019-01-08