RZ

Ross Zhang

📍 Qingdao, CN: #557 of 2,087 inventorsTop 30%
Overall (All Time): #2,168,048 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7033247 Electric sharpener Ning Dai 2006-04-25
D465501 Bench drill Legen Zhang 2002-11-12