ZF

Zhen Feng

BC Beijing Smtp Technology Co.: 2 patents #2 of 4Top 50%
📍 Qingdao, KY: #1 of 1 inventorsTop 100%
Overall (2024): #97,237 of 561,600Top 20%
2
Patents 2024

Issued Patents 2024

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12011189 Fluid flow metal sleeve Qun Cao 2024-06-18
11925379 Torque wrench for ultrasonic scalpel, and ultrasonic scalpel/torque wrench set Qun Cao, Songtao Zhan 2024-03-12