Inventor

CAO CHUNHUA

CN4 patents

⚠️ This page may combine multiple inventors who share the name “CAO CHUNHUA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HAIER GROUP CORP

2 patents

USD566347SApr 8, 2008

Drum type washing machine

HAIER GROUP CORP18 citations90

US8042364B2Oct 25, 2011

Washing machine with improved waterway system

HAIER GROUP CORP0 citations34

CAO CHUNHUA

2 patents

US8112901B2Feb 14, 2012

Seal unit of gas dryer

CAO CHUNHUA0 citations31

US8857223B2Oct 14, 2014

Washing method which has no need of adding detergent by the user and the washing machine thereof

CAO CHUNHUA0 citations27