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Ping RUAN

AL Alibaba: 1 patents #284 of 841Top 35%
Overall (2020): #313,320 of 565,922Top 60%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10691946 Information display method, device, and system Yongsheng Zhan, Feng Lin, Lei Cao, Xiao Chao 2020-06-23