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USPTO Patent Rankings Data through Sept 30, 2025
QC

Qinfan Chen

Lo Wu, CN: #4,358 of 7,906 inventorsTop 60%
Overall (All Time): #2,590,444 of 4,157,543Top 65%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D990064 Cat scratcher 2023-06-20