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Qingren LIN

YC Yantai Jereh Petroleum Equipment & Technologies Co.: 1 patents #88 of 140Top 65%
📍 Shandong, CN: #981 of 2,138 inventorsTop 50%
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Patent #TitleCo-InventorsDate
12084950 Heavy oil lifting device and heavy oil lifting method Qili Cui, Xueyang Zhao, Lin-Vi Jiang, Bo Ding 2024-09-10