RD

Ranran Du

AL Alibaba: 1 patents #85 of 467Top 20%
Overall (2019): #306,354 of 560,194Top 55%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10242105 Comment ranking by search engine Yongbin Lin 2019-03-26