Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
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Ching Chuan

Overall (All Time): #3,972,605 of 4,157,543Top 100%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
4659125 Handle rod structure of golf retriever 1987-04-21