Inventor
ZELGER JOSEF
CH14 patents
⚠️ This page may combine multiple inventors who share the name “ZELGER JOSEF”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CIBA SC HOLDING AG
7 patentsUS6133215AOct 17, 2000
Fluorescent whitening agent
CIBA SC HOLDING AG16 citations81
US6331626B1Dec 18, 2001
Triazinylaminostilbene compounds
CIBA SC HOLDING AG2 citations61
US6153122ANov 28, 2000
Triazinylaminostilbene compounds
CIBA SC HOLDING AG5 citations61
US6696406B2Feb 24, 2004
Fluorescent whitening agent formulation for detergents
CIBA SC HOLDING AG0 citations49
US6660705B1Dec 9, 2003
Liquid fluorescent whitening agent formulation
CIBA SC HOLDING AG0 citations49
US7497971B2Mar 3, 2009
Mixtures of fluorescent whitening agents
CIBA SC HOLDING AG0 citations39
US5695687ADec 9, 1997
Anhydrous fluorescent whitening agent formulation
CIBA SC HOLDING AG0 citations38
CIBA GEIGY CORP
6 patentsUS5622749AApr 22, 1997
Fluorescent whitening of paper
CIBA GEIGY CORP35 citations92
US5518657AMay 21, 1996
Storage-stable formulation of fluorescent whitening mixtures
CIBA GEIGY CORP31 citations92
US5076968ADec 31, 1991
Aqueous storage-stable whitener formulation with an anionic polysaccharide stabilizer
CIBA GEIGY CORP35 citations92
US5575958ANov 19, 1996
Aqueous dispersions of sparingly soluble UV absorbers
CIBA GEIGY CORP13 citations72
US5429767AJul 4, 1995
Storage-stable whitener formulation
CIBA GEIGY CORP14 citations72
US5437818AAug 1, 1995
Hydrates of the disodium salt or dipotassium salt of 4,4'-bis(2-sulfostyryl)biphenyl
CIBA GEIGY CORP7 citations71