Inventor
DIETZ JOHANN
DE16 patents
⚠️ This page may combine multiple inventors who share the name “DIETZ JOHANN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MERCK PATENT GMBH
13 patentsUS6132873AOct 17, 2000
Multilayered interference pigments
MERCK PATENT GMBH90 citations96
US5350448ASep 27, 1994
Electrically conductive pigments
MERCK PATENT GMBH56 citations95
US6221144B1Apr 24, 2001
Conductive pigments
MERCK PATENT GMBH24 citations92
US5221341AJun 22, 1993
Surface-modified platelet-like pigments
MERCK PATENT GMBH30 citations92
US5618585AApr 8, 1997
Process for the production of a coated system
MERCK PATENT GMBH31 citations91
US6776835B2Aug 17, 2004
Multilayer pigments based on coated metal platelets
MERCK PATENT GMBH26 citations89
US7264670B2Sep 4, 2007
Coloured microstructured effect pigments
MERCK PATENT GMBH21 citations86
US7691196B2Apr 6, 2010
Effect pigments
MERCK PATENT GMBH14 citations83
US7344590B2Mar 18, 2008
Silver pigments
MERCK PATENT GMBH14 citations82
US7255736B2Aug 14, 2007
Effect pigments based on thin SiO2 flakes
MERCK PATENT GMBH10 citations82
US7169223B1Jan 30, 2007
Effect pigments having a strong color flop
MERCK PATENT GMBH9 citations71
US7156913B2Jan 2, 2007
Intensely colored red effect pigments
MERCK PATENT GMBH5 citations60
US10280308B2May 7, 2019
Effect pigments
MERCK PATENT GMBH0 citations43