Inventor
KURTZ WALTER
18 patents
⚠️ This page may combine multiple inventors who share the name “KURTZ WALTER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
BASF AG
16 patentsUS5282894AFeb 1, 1994
Use of a liquid containing IR dyes as printing ink
BASF AG187 citations97
US5082498AJan 21, 1992
Highly concentrated solid pigment formulations
BASF AG28 citations91
US7416601B2Aug 26, 2008
Black perylene pigments
BASF AG15 citations83
US5891227AApr 6, 1999
Aqueous dye preparations
BASF AG17 citations81
US5738693AApr 14, 1998
Detection of naphthylamines in mineral oils
BASF AG5 citations62
US4424155AJan 3, 1984
Aminoazo compounds
BASF AG4 citations62
US4203894AMay 20, 1980
Azo dyes containing sulfonic acid groups and oxdiazolyl radicals
BASF AG2 citations62
US4206113AJun 3, 1980
Azo dyes having an oxdiazolyl-1,2,4 group
BASF AG2 citations61
US4201710AMay 6, 1980
Azo dyes of the pyridone series useful for flowable printing inks
BASF AG4 citations61
US4083686AApr 11, 1978
Uniformly dyed water-swellable cellulosic fibers
BASF AG4 citations61
US4229343AOct 21, 1980
Azo dyes from an oxadiazolyl-substituted aniline
BASF AG6 citations60
US4052377AOct 4, 1977
Monoazo dye having a β-hydroxynaphthoic acid amide coupling component
BASF AG5 citations60
US4052371AOct 4, 1977
Azo pigment or dye having a naphthyl-quinazalone coupling component
BASF AG2 citations60
US4210583AJul 1, 1980
Azo dyes of the 2,6-di(substituted) amino pyridine series
BASF AG1 citations52
US5814139ASep 29, 1998
Ballpoint pen pastes with phthalocyanine pigments
BASF AG1 citations50
US4167394ASep 11, 1979
Uniformly dyed water-swellable cellulosic fibers
BASF AG1 citations50