DQ

Dongqi Qian

📍 Canton, OH: #21 of 74 inventorsTop 30%
🗺 Ohio: #1,649 of 5,836 inventorsTop 30%
Overall (2003): #234,104 of 273,478Top 90%
1
Patents 2003

Issued Patents 2003

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6596045 Cyclonic device for vacuum cleaners having a dust outlet channel in an end wall 2003-07-22