Inventor
CHAPMAN DEREK DAVID
US9 patents
Patents
9 patentsUS5876821AMar 2, 1999
Tetra dye mixed with another dye or dyes for optical recording elements
EASTMAN KODAK CO13 citations72
US5773193AJun 30, 1998
Optical recording layers containing no k metallized formazan dyes mixed with symmetrical and unsymmetrical cyanine dyes
EASTMAN KODAK CO14 citations72
US5731054AMar 24, 1998
Mixtures of low K metallized formazan dyes with symmetrical and unsymmetrical cyanine dyes
EASTMAN KODAK CO7 citations72
US5695843ADec 9, 1997
Mixtures of symmetrical and unsymmetrical nickel formazan dyes
EASTMAN KODAK CO5 citations62
US6361922B1Mar 26, 2002
Thicker optical recording layers comprising a tetra dye having a metallized azo dianionic dye with cationic dye counterions
EASTMAN KODAK CO4 citations61
US5922429AJul 13, 1999
Optical recording elements having recording layers containing mixtures of low k metallized formazan and cyanine dyes
EASTMAN KODAK CO3 citations61
US5654079AAug 5, 1997
Stabilizers for cyan dyes in dye-ablative element
EASTMAN KODAK CO3 citations61
US4030932AJun 21, 1977
Silver halide sensitized with dyes containing an isoindole nucleus
EASTMAN KODAK CO5 citations60
US5695918ADec 9, 1997
Cyanine dyes with chain sulfone substituent photographic materials comprising
EASTMAN KODAK CO2 citations55