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USPTO Patent Rankings Data through Sept 30, 2025
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Mafei Yuan — 1 Patent

Suixi County, CN: #2 of 2 inventorsTop 100%
Overall (All Time): #2,661,819 of 4,157,543Top 65%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D954941 Hyaluronic acid pen 2022-06-14