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Yu-Hsia Yang

Overall (All Time): #3,059,741 of 4,157,543Top 75%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9073225 Hair trimming device Chin-Chuan Chen, Hung-Chieh Chen, Cheng-I Chen, Cheng-Hsiang Chen 2015-07-07