Inventor
OU CHUN-NAN
TW13 patents
⚠️ This page may combine multiple inventors who share the name “OU CHUN-NAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HONGFUJIN PREC IND SHENZHEN
6 patentsUS7926399B2Apr 19, 2011
Punch assembly
HONGFUJIN PREC IND SHENZHEN12 citations81
US7442155B2Oct 28, 2008
Automatic clamp changing apparatus
HONGFUJIN PREC IND SHENZHEN6 citations57
US7478549B2Jan 20, 2009
Surface treatment apparatus for planishing metal surfaces
HONGFUJIN PREC IND SHENZHEN0 citations47
US7816642B2Oct 19, 2010
Pressure-induced counter with delay unit
HONGFUJIN PREC IND SHENZHEN1 citations44
US7654173B2Feb 2, 2010
Mounting device for efficiently mounting buttons
HONGFUJIN PREC IND SHENZHEN0 citations44
US7550989B2Jun 23, 2009
System for automatic mounting of workpieces
HONGFUJIN PREC IND SHENZHEN0 citations42