P

Inventor

LAW KAM W

US50 patents
⚠️ This page may combine multiple inventors who share the name “LAW KAM W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SAMSUNG ELECTRONICS CO LTD

38 patents
US6670085B2Dec 30, 2003

Electrophotographic organophotoreceptors with novel charge transport compounds

SAMSUNG ELECTRONICS CO LTD85 citations98
US6689523B2Feb 10, 2004

Electrophotographic organophotoreceptors with novel charge transport compounds

SAMSUNG ELECTRONICS CO LTD58 citations96
US6864025B2Mar 8, 2005

Sulfonyldiphenylene-based charge transport compositions

SAMSUNG ELECTRONICS CO LTD37 citations93
US6835513B2Dec 28, 2004

Carbazole based charge transport compounds

SAMSUNG ELECTRONICS CO LTD39 citations93
US6815133B2Nov 9, 2004

Sulfonyldiphenylene based charge transport compositions

SAMSUNG ELECTRONICS CO LTD17 citations93
US6905804B2Jun 14, 2005

Electrophotographic organophotoreceptors with novel charge transport materials

SAMSUNG ELECTRONICS CO LTD18 citations92
US6546221B2Apr 8, 2003

Developer storage and delivery system for liquid electrophotography

SAMSUNG ELECTRONICS CO LTD38 citations92
US6696209B2Feb 24, 2004

Electrophotographic organophotoreceptors with novel charge transport compounds

SAMSUNG ELECTRONICS CO LTD50 citations89
US7501216B2Mar 10, 2009

Azine-based charge transport materials

SAMSUNG ELECTRONICS CO LTD11 citations84
US7090953B2Aug 15, 2006

Organophotoreceptor with a charge transport compound having an epoxy group

SAMSUNG ELECTRONICS CO LTD11 citations84
US7011917B2Mar 14, 2006

Organophotoreceptor with charge transport material having bis(9-fluorenone) azine groups

SAMSUNG ELECTRONICS CO LTD11 citations84
US7063928B2Jun 20, 2006

Electrophotographic organophotoreceptors with novel charge transport materials

SAMSUNG ELECTRONICS CO LTD12 citations83
US7029812B2Apr 18, 2006

Organophotoreceptor with charge transport compound having an epoxy group

SAMSUNG ELECTRONICS CO LTD14 citations83
US6905807B2Jun 14, 2005

Liquid inks comprising stabilizing organosols

SAMSUNG ELECTRONICS CO LTD17 citations80
US7118839B2Oct 10, 2006

Electrophotographic organophotoreceptors with novel charge transport materials

SAMSUNG ELECTRONICS CO LTD9 citations74
US7037632B2May 2, 2006

Organophotoreceptor with charge transport material with fluorenone azine groups

SAMSUNG ELECTRONICS CO LTD7 citations74
US6955869B2Oct 18, 2005

Organophotoreceptor with a charge transport material having two azine groups

SAMSUNG ELECTRONICS CO LTD11 citations74
US6887634B2May 3, 2005

Electrophotographic organophotoreceptors with novel charge transport compounds

SAMSUNG ELECTRONICS CO LTD10 citations74
US6835514B2Dec 28, 2004

Hydrazone-based charge transport compounds

SAMSUNG ELECTRONICS CO LTD12 citations74
US7291431B2Nov 6, 2007

Organophotoreceptor with charge transport compound having an epoxy group

SAMSUNG ELECTRONICS CO LTD7 citations73
US6806013B2Oct 19, 2004

Liquid inks comprising stabilizing plastisols

SAMSUNG ELECTRONICS CO LTD12 citations70
US7202004B2Apr 10, 2007

Electrophotographic organophotoreceptors with novel charge transport materials

SAMSUNG ELECTRONICS CO LTD5 citations63
US7166400B2Jan 23, 2007

Organophotoreceptor with a hydrazone polymer charge transport material

SAMSUNG ELECTRONICS CO LTD2 citations63
US7112391B2Sep 26, 2006

Electrophotographic organophotoreceptors with novel charge transport compounds

SAMSUNG ELECTRONICS CO LTD2 citations63
US7358014B2Apr 15, 2008

Electrophotographic organophotoreceptors with novel charge transport compounds

SAMSUNG ELECTRONICS CO LTD5 citations62
US7018757B2Mar 28, 2006

Photoconductor materials based on complex of charge generating material

SAMSUNG ELECTRONICS CO LTD2 citations62
US6991882B2Jan 31, 2006

Organophotoreceptor with charge transport compound with hydrazone groups

SAMSUNG ELECTRONICS CO LTD4 citations62
US6815132B2Nov 9, 2004

Photoconductor materials based on new phase of titanyl phthalocyanine

SAMSUNG ELECTRONICS CO LTD4 citations62
US7479357B2Jan 20, 2009

Electrophotographic organophotoreceptors with novel charge transport materials

SAMSUNG ELECTRONICS CO LTD4 citations59
US6864028B1Mar 8, 2005

Di-hydrazone based charge transport compounds

SAMSUNG ELECTRONICS CO LTD3 citations56
US7348112B2Mar 25, 2008

Polymeric charge transport materials having repeating units comprising an aromatic group and a —S— linkage

SAMSUNG ELECTRONICS CO LTD0 citations52
US7026089B2Apr 11, 2006

Sulfonyldiphenylene based charge transport compositions

SAMSUNG ELECTRONICS CO LTD1 citations52
US7011918B2Mar 14, 2006

Polymeric charge transport compositions for organophotoreceptors

SAMSUNG ELECTRONICS CO LTD0 citations52
US6869741B2Mar 22, 2005

Electrophotographic photoreceptors with novel overcoats

SAMSUNG ELECTRONICS CO LTD0 citations50
US7300732B2Nov 27, 2007

Organophotoreceptors with azine-based compounds

SAMSUNG ELECTRONICS CO LTD0 citations42
US7432028B2Oct 7, 2008

Polymeric charge transport compositions

SAMSUNG ELECTRONICS CO LTD0 citations41
US7183028B2Feb 27, 2007

Organophotoreceptor with novel charge transport compounds having an epoxy group

SAMSUNG ELECTRONICS CO LTD0 citations41
US7452641B2Nov 18, 2008

Electrophotographic organophotoreceptors with novel charge transport compounds

SAMSUNG ELECTRONICS CO LTD0 citations37

MINNESOTA MINING & MFG

7 patents

IMATION CORP

3 patents

3M INNOVATIVE PROPERTIES CO

1 patent

SAMSUNG ELECTRIC

1 patent