Inventor
OSTERRIED KARL
DE19 patents
Patents
19 patentsUS5858078AJan 12, 1999
Platelet-shaped titanium dioxide pigment
MERCK PATENT GMBH171 citations98
US6630018B2Oct 7, 2003
Colored and coated plateletlike pigments
MERCK PATENT GMBH92 citations96
US6632275B1Oct 14, 2003
Pigment mixture
MERCK PATENT GMBH54 citations95
US6508876B1Jan 21, 2003
Colored interference pigment
MERCK PATENT GMBH43 citations92
US6500251B1Dec 31, 2002
Multi-coated interference pigments
MERCK PATENT GMBH45 citations92
US6284032B2Sep 4, 2001
Multilayer interference pigments
MERCK PATENT GMBH31 citations92
US6238472B1May 29, 2001
Metal oxide coated titanium dioxide lamellas
MERCK PATENT GMBH33 citations92
US6773499B2Aug 10, 2004
Pigment mixture
MERCK PATENT GMBH39 citations91
US5985020ANov 16, 1999
Plate-like titanium dioxide reduction pigment
MERCK PATENT GMBH20 citations91
US5972098AOct 26, 1999
Titanate-containing pearlescent pigments
MERCK PATENT GMBH40 citations91
US5618585AApr 8, 1997
Process for the production of a coated system
MERCK PATENT GMBH31 citations91
US6488756B1Dec 3, 2002
Pigment mixture
MERCK PATENT GMBH38 citations90
US6162374ADec 19, 2000
Electrically conductive pigment mixture
MERCK PATENT GMBH34 citations90
US5690857ANov 25, 1997
Thermochromic effect pigment and process for producing the same
MERCK PATENT GMBH33 citations88
US5468289ANov 21, 1995
Surface-modified pigments
MERCK PATENT GMBH19 citations80
US6702885B2Mar 9, 2004
Pigment preparation and its use especially in printing inks
MERCK PATENT GMBH10 citations73
US5389361AFeb 14, 1995
Precursor preparation for the production of neutral metal oxide sols
MERCK PATENT GMBH16 citations73
US5106419AApr 21, 1992
Glass-stable colored pigments
MERCK PATENT GMBH11 citations72
US5656375AAug 12, 1997
Surface-modified flaky substrates having improved settling and redispersing characteristics
MERCK PATENT GMBH10 citations70