Inventor
SCHUMACHER DIRK
DE19 patents
⚠️ This page may combine multiple inventors who share the name “SCHUMACHER DIRK”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SCHUMACHER DIRK
5 patentsUS8728228B2May 20, 2014
High-gloss multilayer effect pigments having a narrow size distribution, and method for the production thereof
SCHUMACHER DIRK9 citations82
US8728226B2May 20, 2014
High-gloss multilayer effect pigments having a chromatic interference color and a narrow size distribution, and method for the production thereof
SCHUMACHER DIRK8 citations82
US8728227B2May 20, 2014
High-gloss multilayer effect pigments having a silver interference color and a narrow size distribution, and method for the production thereof
SCHUMACHER DIRK13 citations82
US8715407B2May 6, 2014
High-gloss multilayer effect pigments having a non-silver interference color and a narrow size distribution, and method for the production thereof
SCHUMACHER DIRK9 citations82
US8697776B2Apr 15, 2014
Chemical-resistant metallic effect pigments, method for producing the same and use thereof
SCHUMACHER DIRK1 citations51
ECKART GMBH
3 patentsUS9624378B2Apr 18, 2017
Coated metal pigments, method for the production and use thereof, coating agent and article
ECKART GMBH6 citations66
US9260584B2Feb 16, 2016
Coated, wet-chemically oxidized aluminum effect pigments, method for the production thereof, coating agent and coated object
ECKART GMBH2 citations59
US9127165B2Sep 8, 2015
Plate-shaped effect pigment comprising a copper-containing coating, method for the production thereof, and use thereof
ECKART GMBH1 citations48