Inventor
DREIER ROMEO
CH11 patents
⚠️ This page may combine multiple inventors who share the name “DREIER ROMEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CIBA SC HOLDING AG
7 patentsUS6555664B1Apr 29, 2003
Phthalimidyl azo pigments, method for producing same and utilisation thereof
CIBA SC HOLDING AG23 citations91
US6008332ADec 28, 1999
Phthalimidylazo dyes, process for their preparation and the use thereof
CIBA SC HOLDING AG9 citations72
US7026459B2Apr 11, 2006
Azo dyes
CIBA SC HOLDING AG3 citations61
US5942604AAug 24, 1999
Azo dye mixtures
CIBA SC HOLDING AG3 citations61
US6540794B1Apr 1, 2003
Azo dyes, a process for their preparation and their use in the dyeing or printing of hydrophobic fiber materials
CIBA SC HOLDING AG3 citations58
US6953846B2Oct 11, 2005
Pyridone dyes, a process for their preparation and their use in the production of colored plastics or polymeric color particles
CIBA SC HOLDING AG1 citations51
US6906195B2Jun 14, 2005
Pyridone dyes, a process for the preparation and their use in the production of colored plastics or polymeric color particles
CIBA SC HOLDING AG0 citations51
HUNTSMAN INT LLC
3 patentsUS9376570B2Jun 28, 2016
Disperse azo dyes, a process for the preparation thereof and the use thereof
HUNTSMAN INT LLC4 citations70
US11479912B2Oct 25, 2022
Disperse azo dyes
HUNTSMAN INT LLC0 citations61
US10023742B2Jul 17, 2018
Disperse azo dyes, a process for the preparation thereof and the use thereof
HUNTSMAN INT LLC0 citations49