QL

Qingfeng Li

AL Alibaba: 1 patents #28 of 236Top 15%
Overall (2018): #111,546 of 503,207Top 25%
2
Patents 2018

Issued Patents 2018

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
9883917 Skin dilator Yaokai Gan, Kerong DAI 2018-02-06
9888075 Method and apparatus for data exchange based on user status 2018-02-06