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USPTO Patent Rankings Data through Dec 31, 2025
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Ran Cheng — 1 Patent in 2021

Overall (2021): #296,005 of 548,734Top 55%
1 Patents 2021

Issued Patents 2021

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
D917005 Bird spike 2021-04-20