JL

Jingsheng Li

Overall (All Time): #1,756,261 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D1020877 Watercolor paint box 2024-04-02
9875441 Question recommending method, apparatus and system Yang Feng, Baqun Sun 2018-01-23