Inventor
DE KEYZER GERARDUS
CH29 patents
⚠️ This page may combine multiple inventors who share the name “DE KEYZER GERARDUS”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CIBA SC HOLDING AG
14 patentsUS6444807B1Sep 3, 2002
Substituted phthalocyanine
CIBA SC HOLDING AG58 citations92
US6524382B1Feb 25, 2003
Pigmented vitreous material
CIBA SC HOLDING AG23 citations91
US6544325B2Apr 8, 2003
Pigmentary copper phthalocyanine solid solution and transparent dispersion comprising it
CIBA SC HOLDING AG11 citations73
US6010567AJan 4, 2000
Black-pigmented structured high molecular weight material
CIBA SC HOLDING AG7 citations73
US6471765B2Oct 29, 2002
Dispersant compositions improving the heat stability of transparent pigments
CIBA SC HOLDING AG2 citations62
US6165681ADec 26, 2000
Black-pigmented structured high molecular weight material
CIBA SC HOLDING AG3 citations62
US7417154B2Aug 26, 2008
Heat-stable diketopyrrolopyrrole pigment mixtures
CIBA SC HOLDING AG2 citations61
US7279514B2Oct 9, 2007
High-molecular-weight polymeric material comprising diketopyrrolopyrrole pigments
CIBA SC HOLDING AG6 citations61
US6756487B2Jun 29, 2004
Monoazoquinolone pigments, process for their preparation and their use
CIBA SC HOLDING AG3 citations57
US6858073B2Feb 22, 2005
Pigmented vitreous material
CIBA SC HOLDING AG0 citations51
US7786313B2Aug 31, 2010
Heat-stable diketopyrrolopyrrole pigment mixtures
CIBA SC HOLDING AG1 citations50
US7723530B2May 25, 2010
Use of polymerisable diketopyrrolopyrroles in colour filters
CIBA SC HOLDING AG0 citations42
US6423839B1Jul 23, 2002
Mixed color pigment precursors and their use
CIBA SC HOLDING AG0 citations41
US7582230B2Sep 1, 2009
Liquid crystal display and colour filter with improved transparency for green light
CIBA SC HOLDING AG0 citations37
BASF SE
4 patentsUS10230023B2Mar 12, 2019
Color converter
BASF SE3 citations73
US8040592B2Oct 18, 2011
Encapsulated dispersions comprising electrophoretically mobile organic colorants
BASF SE1 citations50
US12122919B2Oct 22, 2024
Dichroic azo-azomethine dyes for liquid crystal compositions
BASF SE0 citations49
US10690825B2Jun 23, 2020
Color filter for low temperature applications
BASF SE0 citations49