Inventor
CHUANG CHIA-HSIUN
TW4 patents
Patents
4 patentsUS7510510B2Mar 31, 2009
Hip-abduction stepper exercise apparatus
CYCLING & HEALTH TECH IND R&D12 citations81
US7435204B2Oct 14, 2008
Elliptical exercise machine with adjustable exercising orbit
CYCLING & HEALTH TECH IND R&D15 citations81
US7981006B1Jul 19, 2011
Track-adjusting mechanism for elliptical exercise apparatus
CYCLING & HEALTH TECH IND R&D2 citations59
US7648445B1Jan 19, 2010
Elliptical exercise apparatus
CYCLING & HEALTH TECH IND R&D1 citations49