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Chen-Hsiung Chang

Overall (All Time): #2,158,270 of 4,157,543Top 55%
2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
D543904 Motorcycle — 2007-06-05
4765003 Portable hands-free wash stand — 1988-08-23

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