Qingqing Fan

Becton, Dickinson And: 2 patents #77 of 436Top 20%

Overall (2023): #117,688 of 537,848Top 25%

Patents 2023

Issued Patents 2023

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
11849911	Ultrasonic echogenic device	—	2023-12-26
11813418	Echogenic balloon dilation catheter and balloon thereof	Irene Gao, Xin Wen	2023-11-14