DR

Daoyun Ren

QC Qingdao Sentury Tire Co.: 1 patents #16 of 24Top 70%
📍 Shandong, CN: #981 of 2,138 inventorsTop 50%
Overall (All Time): #2,829,230 of 4,157,543Top 70%
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Patent #TitleCo-InventorsDate
D902839 Tire for vehicle Yixin Zhang, Hairong Fu, Yan Xi 2020-11-24