Inventor
LEE DUCK-HEE
KR11 patents
⚠️ This page may combine multiple inventors who share the name “LEE DUCK-HEE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG ELECTRONICS CO LTD
8 patentsUS7250243B2Jul 31, 2007
Nonmagnetic one-component toner for electrophotographic image forming apparatus
SAMSUNG ELECTRONICS CO LTD2 citations61
US6810223B2Oct 26, 2004
Developing apparatus and method in image forming apparatus
SAMSUNG ELECTRONICS CO LTD2 citations61
US7998648B2Aug 16, 2011
Electrophotographic developing agent
SAMSUNG ELECTRONICS CO LTD3 citations60
US7871749B2Jan 18, 2011
Electrophotographic developing agent
SAMSUNG ELECTRONICS CO LTD2 citations60
US6999691B2Feb 14, 2006
Developing device having variable bias voltages applied thereto used with electrophotographic image forming apparatus and developing method thereof
SAMSUNG ELECTRONICS CO LTD5 citations60
US7393621B2Jul 1, 2008
Toner composition for electrophotography image forming apparatus
SAMSUNG ELECTRONICS CO LTD1 citations51
US7252916B2Aug 7, 2007
Electro-photographic developing agent
SAMSUNG ELECTRONICS CO LTD1 citations51
US7144666B2Dec 5, 2006
Toner used with electrophotography
SAMSUNG ELECTRONICS CO LTD1 citations51