P

Inventor

WEBER JOACHIM

CH48 patents
⚠️ This page may combine multiple inventors who share the name “WEBER JOACHIM”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CLARIANT GMBH

20 patents
US6537364B2Mar 25, 2003

Process for fine division of organic pigments by precipitation

CLARIANT GMBH82 citations96
US6409816B1Jun 25, 2002

Pigment preparations based on diketopyrrolopyrrole pigments with basic perylene dispersants

CLARIANT GMBH22 citations93
US6582508B2Jun 24, 2003

Process for fine division of organic pigments

CLARIANT GMBH24 citations92
US6174361B1Jan 16, 2001

Process for preparing N,N′-dimethylperylene-3,4,9,10-tetracarboxylic diimide in transparent pigment form

CLARIANT GMBH25 citations92
US7102014B2Sep 5, 2006

Pigment dispersants based on diketopyrrolopyrrole compounds and pigment preparations

CLARIANT GMBH21 citations91
US7045637B2May 16, 2006

Pigment dispersants based on diketopyrrolopyrrole compounds and pigment preparations

CLARIANT GMBH15 citations91
US6918958B2Jul 19, 2005

Acid pigment dispersants and pigment preparations

CLARIANT GMBH38 citations91
US6504045B2Jan 7, 2003

Crystal polymorphs of a yellow disazo colorant, and their preparation

CLARIANT GMBH23 citations91
US6312512B1Nov 6, 2001

Quinacridone mixed-crystal pigments of the gamma phase

CLARIANT GMBH29 citations91
US6548647B2Apr 15, 2003

Process for preparing azo colorants

CLARIANT GMBH43 citations90
US7153358B2Dec 26, 2006

Pigment preparations based on diketopyrrolopyrrole pigments for the undistorted pigmentation of partially crystalline plastics

CLARIANT GMBH22 citations89
US6241814B1Jun 5, 2001

Process for preparing quinacridone pigments

CLARIANT GMBH19 citations84
US6221150B1Apr 24, 2001

Perylene compounds and pigment preparations

CLARIANT GMBH20 citations84
US7045638B2May 16, 2006

Pigment dispersants based on diketopyrrolopyrrole compounds and pigment preparations

CLARIANT GMBH13 citations82
US7056378B2Jun 6, 2006

Method for producing vattable organic pigments

CLARIANT GMBH8 citations74
US5910577AJun 8, 1999

Quinoxaline-monoazo-acetarylide pigment

CLARIANT GMBH16 citations74
US7002021B2Feb 21, 2006

Diketopyrrolopyrrole pigments

CLARIANT GMBH7 citations73
US6646126B2Nov 11, 2003

Process for preparing perylene-3,4,9,10-tetracarboxylic diimide in transparent pigment form

CLARIANT GMBH6 citations73
US6521756B2Feb 18, 2003

Process for preparing perylene-3,4,9,10-tetracarboxylic diimide in transparent pigment form

CLARIANT GMBH8 citations73
US6413309B1Jul 2, 2002

Pigment preparations comprising two or more perylene compounds

CLARIANT GMBH11 citations72

CLARIANT PRODUKTE DEUTSCHLAND

9 patents

HINTERKOPF GMBH

4 patents

CLARIANT INT LTD

3 patents

CLARIANT FINANCE BVI LTD

2 patents

IBM

2 patents

WEBER JOACHIM

2 patents

HOECHST AG

2 patents

LARIANT PRODUKTE DEUTSCHLAND G

1 patent

LENZ NORBERT

1 patent

SCOTT GLAS

1 patent

ERDOELCHEMIE GMBH

1 patent