Inventor
PARTON RICHARD L
US42 patents
⚠️ This page may combine multiple inventors who share the name “PARTON RICHARD L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
EASTMAN KODAK CO
41 patentsUS6355386B1Mar 12, 2002
Liquid crystalline filter dyes for imaging elements
EASTMAN KODAK CO35 citations92
US6331385B1Dec 18, 2001
Photographic material having enhanced light absorption
EASTMAN KODAK CO24 citations92
US6180295B1Jan 30, 2001
Liquid crystalline filter dyes for imaging elements
EASTMAN KODAK CO23 citations92
US6165703ADec 26, 2000
Color photographic material having enhanced light absorption
EASTMAN KODAK CO25 citations92
US6143486ANov 7, 2000
Photographic material having enhanced light absorption
EASTMAN KODAK CO25 citations92
US4871656AOct 3, 1989
Photographic silver halide elements containing infrared filter dyes
EASTMAN KODAK CO30 citations91
US6558893B1May 6, 2003
Photographic material having improved color reproduction
EASTMAN KODAK CO15 citations84
US6361932B1Mar 26, 2002
Photographic material having enhanced light absorption
EASTMAN KODAK CO16 citations84
US5061618AOct 29, 1991
Infrared-sensitive photographic element
EASTMAN KODAK CO21 citations82
US5418118AMay 23, 1995
Silver halide color photographic element with improved high density contrast and bright low density colors
EASTMAN KODAK CO19 citations81
US4933269AJun 12, 1990
Photographic silver halide element containing infrared filter dyes
EASTMAN KODAK CO20 citations80
US4876181AOct 24, 1989
Photographic elements containing infrared filter dyes
EASTMAN KODAK CO20 citations80
US4471044ASep 11, 1984
Silver halide emulsions and photographic elements containing adsorbable alkynyl substituted heterocyclic quaternary ammonium salts
EASTMAN KODAK CO24 citations79
US6870054B1Mar 22, 2005
Synthesis for organometallic cyclometallated transition metal complexes
EASTMAN KODAK CO8 citations74
US6849345B2Feb 1, 2005
Organic electroluminescent devices with high luminance
EASTMAN KODAK CO10 citations74
US6620581B1Sep 16, 2003
Photographic material having enhanced light absorption
EASTMAN KODAK CO12 citations74
US5298379AMar 29, 1994
Radiation sensitive element with absorber dye to enhance spectral sensitivity range
EASTMAN KODAK CO18 citations74
US5108882AApr 28, 1992
Infrared-sensitive photographic element containing at least two photosensitive layers
EASTMAN KODAK CO11 citations74
US4459347AJul 10, 1984
Adsorbable arylhydrazides and applications thereof to silver halide photography
EASTMAN KODAK CO15 citations74
US6329133B1Dec 11, 2001
Color photographic material having enhanced light absorption
EASTMAN KODAK CO7 citations73
US6312883B1Nov 6, 2001
Photographic material having enhanced light absorption and low dye stain
EASTMAN KODAK CO11 citations73
US5091298AFeb 25, 1992
Sensitizing dyes for photographic materials
EASTMAN KODAK CO10 citations73
US4975362ADec 4, 1990
Infrared sensitizing dye for photographic element
EASTMAN KODAK CO10 citations73
US5135845AAug 4, 1992
Sensitizing dye for photographic materials
EASTMAN KODAK CO8 citations71
US5013642AMay 7, 1991
Photographic element
EASTMAN KODAK CO13 citations68
US5576173ANov 19, 1996
Photographic elements with J-aggregating dicarbocyanine infrared sensitizing dyes
EASTMAN KODAK CO3 citations63
US5354651AOct 11, 1994
Hydroxyarylacyl dye compounds and silver halide photographic elements containing such dyes
EASTMAN KODAK CO2 citations63
US6908730B2Jun 21, 2005
Silver halide material comprising low stain antenna dyes
EASTMAN KODAK CO2 citations62
US6140036AOct 31, 2000
Photographic material having improved color reproduction
EASTMAN KODAK CO4 citations62
US5518876AMay 21, 1996
Red sensitizers for high silver chloride emulsions
EASTMAN KODAK CO6 citations62
US5516628AMay 14, 1996
Silver halide photographic elements with particular blue sensitization
EASTMAN KODAK CO3 citations62
US5512103AApr 30, 1996
Silver halide color photography element with improved high density contrast and bright low density colors
EASTMAN KODAK CO6 citations62
US5492802AFeb 20, 1996
Dye compounds and photographic elements containing such dyes
EASTMAN KODAK CO6 citations62
US5418126AMay 23, 1995
Furan or pyrrole substituted dye compounds and silver halide photographic elements containing such dyes
EASTMAN KODAK CO4 citations62
US5316904AMay 31, 1994
Amide substituted dye compounds and silver halide photographic elements containing such dyes
EASTMAN KODAK CO6 citations61
US6140035AOct 31, 2000
Photographic element comprising a mixture of sensitizing dyes
EASTMAN KODAK CO6 citations60
US5597687AJan 28, 1997
Sensitizing dye combination for photographic materials
EASTMAN KODAK CO3 citations60
US5445913AAug 29, 1995
Process for the formation of heat image separation elements of improved sensitometry
EASTMAN KODAK CO1 citations52
US6159678ADec 12, 2000
Photographic element comprising a mixture of sensitizing dyes
EASTMAN KODAK CO0 citations50
US4737439AApr 12, 1988
Photographic compositions and elements including internal latent image silver halide grains and nucleating agents therefor
EASTMAN KODAK CO0 citations48
US6787297B1Sep 7, 2004
Dye-Layered silver halide photographic elements with low dye stain
EASTMAN KODAK CO0 citations41