QF

Qingliang Feng

📍 Dongguan, CN: #1,268 of 2,387 inventorsTop 55%
Overall (All Time): #3,131,936 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8870892 Device for puncturing body and introducing catheter Yonghao Jiang 2014-10-28