Inventor · disambiguated record
Margaret J. Helber
Also filed as: HELBER MARGARET J · HELBER MARGARET JONES
48 granted patents·3 pending applications·384 citations·filing 1991–2011
98Inventor score
Top patents by PatentIndex Score
51 records- 0198US6355386B1Liquid crystalline filter dyes for imaging elementsEASTMAN KODAK CO·Filed 2000·Granted Mar 12, 2002·35 cites·43 claims
- 0294US6558880B1Thermally developable imaging materials containing heat-bleachable antihalation compositionEASTMAN KODAK CO·Filed 2001·Granted May 6, 2003·20 cites·37 claims
- 0394US6180295B1Liquid crystalline filter dyes for imaging elementsEASTMAN KODAK CO·Filed 1998·Granted Jan 30, 2001·23 cites·21 claims
- 0492US6527977B2Liquid crystalline filter dyes for imaging elementsEASTMAN KODAK CO·Filed 2001·Granted Mar 4, 2003·30 cites·21 claims
- 0591US6620581B1Photographic material having enhanced light absorptionEASTMAN KODAK CO·Filed 2000·Granted Sep 16, 2003·12 cites·46 claims
- 0691US5750323ASolid particle dispersions for imaging elementsEASTMAN KODAK CO·Filed 1996·Granted May 12, 1998·21 cites·30 claims
- 0789US6885026B1Organic element for electroluminescent devicesEASTMAN KODAK CO·Filed 2004·Granted Apr 26, 2005·21 cites·28 claims
- 0889US6361932B1Photographic material having enhanced light absorptionEASTMAN KODAK CO·Filed 1998·Granted Mar 26, 2002·16 cites·18 claims
- 0989US6214499B1Liquid crystalline filter dyes for imaging elementsEASTMAN KODAK CO·Filed 1998·Granted Apr 10, 2001·29 cites·38 claims
- 1086US6245255B1Liquid crystalline filter dyes for imaging elementsEASTMAN KODAK CO·Filed 2000·Granted Jun 12, 2001·7 cites·12 claims
- 1184US5213956ASolid particle dispersions of filter dyes for photographic elementsEASTMAN KODAK CO·Filed 1991·Granted May 25, 1993·19 cites·11 claims
- 1282US5723272ASilver halide light-sensitive elementEASTMAN KODAK CO·Filed 1995·Granted Mar 3, 1998·11 cites·20 claims
- 1381US5260179APhotographic elements containing imine dyesEASTMAN KODAK CO·Filed 1992·Granted Nov 9, 1993·11 cites·17 claims
- 1479US7837780B2Green color filter elementGLOBAL OLED TECHNOLOGY LLC·Filed 2006·Granted Nov 23, 2010·3 cites·16 claims
- 1578US6699629B1Process survivable indicia on foam core imaging supportsEASTMAN KODAK CO·Filed 2002·Granted Mar 2, 2004·14 cites·61 claims
- 1678US6093510ALiquid crystalline filter dyes for imaging elementsEASTMAN KODAK CO·Filed 1998·Granted Jul 25, 2000·7 cites·26 claims
- 1777US5451494APhotographic elements containing acyl substituted oxonol dyesEASTMAN KODAK CO·Filed 1994·Granted Sep 19, 1995·19 cites·25 claims
- 1873US6306567B1Aggregated dyes for radiation-sensitive elementsEASTMAN KODAK CO·Filed 2000·Granted Oct 23, 2001·2 cites·8 claims
- 1972US7951450B2Red color filter elementGLOBAL OLED TECHNOLOGY LLC·Filed 2006·Granted May 31, 2011·3 cites·16 claims
- 2070US7147938B2Organic element for electroluminescent devicesEASTMAN KODAK CO·Filed 2004·Granted Dec 12, 2006·18 cites·44 claims
- 2168US5922523AFilter dyes for photographic elementsEASTMAN KODAK CO·Filed 1995·Granted Jul 13, 1999·5 cites·5 claims
- 2266US6342339B2Aggregated dyes for radiation-sensitive elementsEASTMAN KODAK CO·Filed 2000·Granted Jan 29, 2002·1 cites·7 claims
- 2366US6183944B1Aggregated dyes for radiation-sensitive elementsEASTMAN KODAK CO·Filed 1995·Granted Feb 6, 2001·3 cites·27 claims
- 2465US8462298B2Display with RGB color filter element setsHELBER MARGARET J·Filed 2011·Granted Jun 11, 2013·1 cites·5 claims
- 2565US8147989B2OLED device with stabilized green light-emitting layerKONDAKOVA MARINA E·Filed 2009·Granted Apr 3, 2012·2 cites·18 claims
- 2664US6746807B1Thermally bleachable filter dye compositions comprising benzothiazine-dioxide arylidene dyes and base precursors for use in a photothermographic elementEASTMAN KODAK CO·Filed 2002·Granted Jun 8, 2004·2 cites·22 claims
- 2762US6730462B1Thermally bleachable yellow filter dye compositions barbituric acid arylidene dyes and base precursorsEASTMAN KODAK CO·Filed 2002·Granted May 4, 2004·2 cites·23 claims
- 2861US7544425B2Organic element for electroluminescent devicesEASTMAN KODAK CO·Filed 2005·Granted Jun 9, 2009·6 cites·30 claims
- 2961US7445736B2Embossed indicia on foam core imaging mediaEASTMAN KODAK CO·Filed 2002·Granted Nov 4, 2008·3 cites·39 claims
- 3060US6558888B1Imaging materials containing novel benzothiazine dyesEASTMAN KODAK CO·Filed 2002·Granted May 6, 2003·2 cites·28 claims
- 3157US7973902B2Display with RGB color filter element setsGLOBAL OLED TECHNOLOGY LLC·Filed 2006·Granted Jul 5, 2011·1 cites·45 claims
- 3255US5399690AFilter dyes for photographic elementsEASTMAN KODAK CO·Filed 1993·Granted Mar 21, 1995·4 cites·8 claims
- 3353US7118812B2Organic element for electroluminescent devicesEASTMAN KODAK CO·Filed 2003·Granted Oct 10, 2006·3 cites·28 claims
- 3452US7074503B2Organic element for electroluminescent devicesEASTMAN KODAK CO·Filed 2004·Granted Jul 11, 2006·10 cites·28 claims
- 3552US5965333AThermal recording elementEASTMAN KODAK CO·Filed 1998·Granted Oct 12, 1999·8 cites·20 claims
- 3648US7999451B2Blue color filter elementGLOBAL OLED TECHNOLOGY LLC·Filed 2006·Granted Aug 16, 2011·0 cites·20 claims
- 3748US5695917ACombination of yellow filter dye and 4-equivalent pyrazolone magenta couplerEASTMAN KODAK CO·Filed 1995·Granted Dec 9, 1997·2 cites·5 claims
- 3845US2011052801A1Green color filter elementHELBER MARGARET J·Filed 2010·Application pending·0 cites
- 3944US2007141388A1Electroluminescent device containing a butadiene derivativeEASTMAN KODAK CO·Filed 2005·Application pending·0 cites
- 4043US6300046B1Aggregated dyes for radiation-sensitive elementsEASTMAN KODAK CO·Filed 2000·Granted Oct 9, 2001·0 cites·8 claims
- 4143US6291149B1Aggregated dyes for radiation-sensitive elementsEASTMAN KODAK CO·Filed 2000·Granted Sep 18, 2001·0 cites·6 claims
- 4243US5283165APyrrolinone dyesEASTMAN KODAK CO·Filed 1992·Granted Feb 1, 1994·2 cites·26 claims
- 4343US2004119189A1Indicia on foam core support mediaEASTMAN KODAK CO·Filed 2002·Application pending·0 cites
- 4441US7208233B2Organic element for electroluminescent devicesEASTMAN KODAK CO·Filed 2004·Granted Apr 24, 2007·0 cites·35 claims
- 4540US7070868B2Organic element for electroluminescent devicesEASTMAN KODAK CO·Filed 2004·Granted Jul 4, 2006·3 cites·29 claims
- 4639US6743573B1Black and white silver halide display elements having good light stabilityEASTMAN KODAK CO·Filed 2003·Granted Jun 1, 2004·0 cites·12 claims
- 4738US5928849ABlack and white photographic elementEASTMAN KODAK CO·Filed 1996·Granted Jul 27, 1999·1 cites·14 claims
- 4836US5466813AImine dye and photographic elements containing sameEASTMAN KODAK CO·Filed 1993·Granted Nov 14, 1995·1 cites·12 claims
- 4935US5464736APhotographic elements containing particular sensitizing dyesEASTMAN KODAK CO·Filed 1994·Granted Nov 7, 1995·1 cites·20 claims
- 5034US6881840B2Benzothiazine dyes for imaging elementsEASTMAN KODAK CO·Filed 2002·Granted Apr 19, 2005·0 cites·12 claims
Showing the top 50 of 51 patent records by PatentIndex Score.
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