Inventor
JUNG RUEDIGER
DE17 patents
⚠️ This page may combine multiple inventors who share the name “JUNG RUEDIGER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOECHST AG
7 patentsUS5493011AFeb 20, 1996
Monoazo or disazo pigments based on (benoxazol-2-yl)- or (benzimidazol-2-yl)-arylacetamides
HOECHST AG25 citations92
US5559216ASep 24, 1996
Single-step process for the preparation of bis-(acetoacetylamino) benzene disazo pigments
HOECHST AG30 citations91
US5716446AFeb 10, 1998
Isoindoline pigments based on aminoquinoxalinediones
HOECHST AG12 citations72
US5352281AOct 4, 1994
Use of azo pigment preparations for solvent-containing packaging intaglio and flexographic printing inks
HOECHST AG9 citations72
US5591257AJan 7, 1997
Pigment preparations based on monoazo pigments
HOECHST AG4 citations61
US5428136AJun 27, 1995
Water-insoluble azo colorants having two azo groups and a 1,4-bis (acetoacetylamino) benzene coupling component
HOECHST AG5 citations61
US5026831AJun 25, 1991
Water-insoluble disazo colorants having hetero-bicyclic methylene-active compounds as coupling component
HOECHST AG1 citations52
CLARIANT GMBH
4 patentsUS6504045B2Jan 7, 2003
Crystal polymorphs of a yellow disazo colorant, and their preparation
CLARIANT GMBH23 citations91
US6602342B2Aug 5, 2003
Crystal polymorphs of C.I. Pigment Yellow 191 and their preparation
CLARIANT GMBH15 citations81
US6479569B2Nov 12, 2002
Safer pigment preparations
CLARIANT GMBH9 citations71
US6358308B2Mar 19, 2002
Finishing treatment of pigments in liquid or supercritical CO2
CLARIANT GMBH3 citations61
CLARIANT FINANCE BVI LTD
3 patentsUS6469147B2Oct 22, 2002
Preparation of azo colorants in microreactors
CLARIANT FINANCE BVI LTD40 citations91
US7824488B2Nov 2, 2010
Pigment composition based on C.I. pigment yellow 191
CLARIANT FINANCE BVI LTD3 citations58
US8002888B2Aug 23, 2011
Phenylpyrazolone colorant
CLARIANT FINANCE BVI LTD0 citations49