P

Inventor

GOSWAMI RAMANUJ

US49 patents
⚠️ This page may combine multiple inventors who share the name “GOSWAMI RAMANUJ”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

EASTMAN KODAK CO

48 patents
US4769292ASep 6, 1988

Electroluminescent device with modified thin film luminescent zone

EASTMAN KODAK CO3,511 citations99
US6153365ANov 28, 2000

Photographic processing compositions containing stain reducing agent

EASTMAN KODAK CO16 citations92
US5500325AMar 19, 1996

Dye mixtures for optical recording layers

EASTMAN KODAK CO23 citations92
US6558880B1May 6, 2003

Thermally developable imaging materials containing heat-bleachable antihalation composition

EASTMAN KODAK CO20 citations91
US7160664B1Jan 9, 2007

Magenta dye mixture

EASTMAN KODAK CO16 citations84
US6153364ANov 28, 2000

Photographic processing methods using compositions containing stain reducing agent

EASTMAN KODAK CO16 citations83
US4774181ASep 27, 1988

Imaging element containing fluorescent dye-releasing coupler compound

EASTMAN KODAK CO22 citations76
US6451516B1Sep 17, 2002

Aqueous thermally bleachable composition useful in a photothermographic element

EASTMAN KODAK CO6 citations74
US5786124AJul 28, 1998

Optical recording elements containing metallized carbamoylazo dyes

EASTMAN KODAK CO8 citations74
US5652091AJul 29, 1997

Heat bleachable elements having polymeric acid layer adjacent heat bleachable antihalation layer

EASTMAN KODAK CO11 citations74
US4812393AMar 14, 1989

Fluorescent dyes and biological and analytical uses thereof

EASTMAN KODAK CO10 citations74
US6376163B1Apr 23, 2002

Photobleachable composition, photographic element containing the composition and photobleachable method

EASTMAN KODAK CO8 citations73
US6232053B1May 15, 2001

Potographic processing compositions containing stain reducing agent

EASTMAN KODAK CO6 citations73
US6232052B1May 15, 2001

Photographic processing compositions containing stain reducing agent

EASTMAN KODAK CO4 citations73
US5876821AMar 2, 1999

Tetra dye mixed with another dye or dyes for optical recording elements

EASTMAN KODAK CO13 citations72
US5824768AOct 20, 1998

Polymeric dyes for optical recording layers and elements

EASTMAN KODAK CO6 citations72
US5786123AJul 28, 1998

Optical recording elements comprising a polymeric dye

EASTMAN KODAK CO12 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
US5693589ADec 2, 1997

Thermal imaging recording element

EASTMAN KODAK CO16 citations72
US5672562ASep 30, 1997

Thermal recording element

EASTMAN KODAK CO7 citations72
US5645910AJul 8, 1997

Formazan-cyanine copolymers dyes for optical recording layers and elements

EASTMAN KODAK CO9 citations71
US7029835B2Apr 18, 2006

Photothermographic element comprising improved base precursors and methods for their use

EASTMAN KODAK CO2 citations63
US6974662B2Dec 13, 2005

Thermal base precursors

EASTMAN KODAK CO5 citations63
US6492076B1Dec 10, 2002

Thermally bleachable dye for a color photothermographic element

EASTMAN KODAK CO4 citations63
US5922504AJul 13, 1999

Optical recording elements having recording layers containing mixtures of no k metallized formazan and cyanine dyes

EASTMAN KODAK CO5 citations63
US5821029AOct 13, 1998

Optical recording elements containing mixtures of metallized carbamoylazo and cyanine dyes

EASTMAN KODAK CO5 citations63
US4927927AMay 22, 1990

Fluorescent dyes and biological and analytical uses thereof

EASTMAN KODAK CO4 citations63
US7312012B1Dec 25, 2007

Urea stabilizers for thermal dye transfer materials

EASTMAN KODAK CO3 citations62
US7244691B2Jul 17, 2007

Thermal print assembly

EASTMAN KODAK CO2 citations62
US6455210B1Sep 24, 2002

Aqueous thermally beachable composition useful in a photothermographic element

EASTMAN KODAK CO6 citations62
US6395461B1May 28, 2002

Photographic processing compositions containing stain reducing agent

EASTMAN KODAK CO3 citations62
US6288227B1Sep 11, 2001

Solublized 2,6-dinaphthylaminotriazines

EASTMAN KODAK CO1 citations62
US6165683ADec 26, 2000

Metallized azo-ether dyes for optical recording layers

EASTMAN KODAK CO4 citations62
US5695843ADec 9, 1997

Mixtures of symmetrical and unsymmetrical nickel formazan dyes

EASTMAN KODAK CO5 citations62
US6500606B2Dec 31, 2002

Photographic processing compositions and methods of using in color reversal image formation

EASTMAN KODAK CO2 citations61
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
US5705323AJan 6, 1998

Heat bleachable antihalation composition, elements containing same and method of use

EASTMAN KODAK CO4 citations61
US6436624B2Aug 20, 2002

Method for reducing the dye stain in photographic elements

EASTMAN KODAK CO2 citations59
US6746807B1Jun 8, 2004

Thermally bleachable filter dye compositions comprising benzothiazine-dioxide arylidene dyes and base precursors for use in a photothermographic element

EASTMAN KODAK CO2 citations58
US6730462B1May 4, 2004

Thermally bleachable yellow filter dye compositions barbituric acid arylidene dyes and base precursors

EASTMAN KODAK CO2 citations58
US6699651B1Mar 2, 2004

Base precursors for use in a photothermographic element

EASTMAN KODAK CO1 citations52
US6528242B2Mar 4, 2003

Concentrated photographic fixer additive and fixing compositions and method of photographic processing

EASTMAN KODAK CO0 citations52
US6509143B2Jan 21, 2003

Concentrated photographic color developing composition containing stain reducing agent

EASTMAN KODAK CO1 citations52
US6440651B1Aug 27, 2002

Concentrated photographic fixer additive and fixing compositions and method of photographic processing

EASTMAN KODAK CO0 citations52
US5821346AOct 13, 1998

Metallized carbamoylazo dyes

EASTMAN KODAK CO1 citations52
US6207359B1Mar 27, 2001

Method for reducing the dye stain in photographic elements

EASTMAN KODAK CO0 citations49

(unassigned)

1 patent