JZ

Jingnan Zheng

BC Beijing Qisheng Science And Technology Co.: 1 patents #2 of 5Top 40%
Overall (2021): #402,923 of 548,734Top 75%
1
Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D931146 Bicycle Zhenan Huang 2021-09-21