Inventor
MENZEL HEIDEMARIE
DE11 patents
⚠️ This page may combine multiple inventors who share the name “MENZEL HEIDEMARIE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CLARIANT GMBH
9 patentsUS6406528B1Jun 18, 2002
Use of improved cyan pigments in inkjet inks
CLARIANT GMBH23 citations92
US6391507B1May 21, 2002
Cyan pigments in electrophotographic toners and developers
CLARIANT GMBH28 citations92
US6596067B2Jul 22, 2003
Colorant mixture
CLARIANT GMBH36 citations91
US7008475B2Mar 7, 2006
Water-based colorant preparations
CLARIANT GMBH26 citations90
US6432185B1Aug 13, 2002
Red acid dyes for injet printing and paper dyeing
CLARIANT GMBH17 citations84
US7066993B2Jun 27, 2006
Colorant composition
CLARIANT GMBH19 citations83
US6464768B1Oct 15, 2002
Water-soluble stilbene dyes, their preparation and use
CLARIANT GMBH9 citations73
US6406527B1Jun 18, 2002
Water-soluble red acid dyes, their preparation and use
CLARIANT GMBH6 citations62
US7060124B2Jun 13, 2006
Dye combination
CLARIANT GMBH7 citations61