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Yanan Sun

XC Xuzhou Heavy Machinery Co.: 1 patents #29 of 90Top 35%
Overall (All Time): #2,728,896 of 4,157,543Top 70%
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Patent #TitleCo-InventorsDate
11015663 Lifting device Zenghai Shan, Lifeng Cao, Guangzhi Cao, Quansheng Huang, Qiang Song +1 more 2021-05-25