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HC Hengdian Group Tospo Lighting Co.: 1 patents #5 of 35Top 15%
Overall (All Time): #4,151,676 of 4,157,543Top 100%
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Patent #TitleCo-InventorsDate
D868332 High bay light Yanbin Zhao, Yufei Zhao, Xuemei Guo, Meiling Jin 2019-11-26