Inventor
BERNHARDT KLAUS
DE12 patents
⚠️ This page may combine multiple inventors who share the name “BERNHARDT KLAUS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MERCK PATENT GMBH
11 patentsUS6599355B1Jul 29, 2003
Interference pigments with great color strength
MERCK PATENT GMBH127 citations98
US6692561B1Feb 17, 2004
Intensely colored interference pigments
MERCK PATENT GMBH64 citations96
US5286291AFeb 15, 1994
Pigments containing carbon black
MERCK PATENT GMBH65 citations96
US5223360AJun 29, 1993
Materials coated with plate-like pigments
MERCK PATENT GMBH119 citations95
US6579355B1Jun 17, 2003
Interference pigments
MERCK PATENT GMBH32 citations92
US6508876B1Jan 21, 2003
Colored interference pigment
MERCK PATENT GMBH43 citations92
US5302199AApr 12, 1994
Interference pigments
MERCK PATENT GMBH26 citations91
US7708823B2May 4, 2010
Semi-transparent interference pigments containing tin
MERCK PATENT GMBH6 citations73
US5827361AOct 27, 1998
Carbon-containing figments
MERCK PATENT GMBH14 citations73
US5322561AJun 21, 1994
Conductive flaky pigments
MERCK PATENT GMBH17 citations72
US7611574B2Nov 3, 2009
Interference pigment with a high covering power
MERCK PATENT GMBH6 citations62