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HY

Hsi-Chuan Yang

Overall (All Time): #2,228,831 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D445145 Scooter — 2001-07-17
D330739 Physical exerciser — 1992-11-03

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