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USPTO Patent Rankings Data through Sept 30, 2025
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Ping-Feng Chong

Overall (All Time): #3,733,230 of 4,157,543Top 90%
1 Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5479677 Caster device 1996-01-02