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Chang-jen Nien

Overall (All Time): #2,258,342 of 4,157,543Top 55%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
5752416	Retaining device for a bicycle	—	1998-05-19
5727427	Pivotable handlebar stem	—	1998-03-17