Inventor · disambiguated record
Pranab Bagchi
Also filed as: BAGCHI PRANAB
49 granted patents·2,361 citations·filing 1987–1997
99Inventor score
Top patents by PatentIndex Score
49 records- 0199US5896155AInk transfer printing apparatus with drop volume adjustmentEASTMAN KODAK CO·Filed 1997·Granted Apr 20, 1999·310 cites·10 claims
- 0298US5560932AMicroprecipitation of nanoparticulate pharmaceutical agentsNANO SYS LLC·Filed 1995·Granted Oct 1, 1996·350 cites·55 claims
- 0397US5726693AInk printing apparatus using ink surfactantsEASTMAN KODAK CO·Filed 1996·Granted Mar 10, 1998·205 cites·16 claims
- 0497US5662883AMicroprecipitation of micro-nanoparticulate pharmaceutical agentsNANOSYSTEMS LLC·Filed 1995·Granted Sep 2, 1997·376 cites·53 claims
- 0596US5665331ACo-microprecipitation of nanoparticulate pharmaceutical agents with crystal growth modifiersNANOSYSTEMS LLC·Filed 1995·Granted Sep 9, 1997·365 cites·61 claims
- 0695US5916358AInk compositions containing surfactant sols comprising mixtures of solid surfactantsEASTMAN KODAK CO·Filed 1996·Granted Jun 29, 1999·105 cites·20 claims
- 0795US4970139AMethods of preparation of precipitated coupler dispersions with increased photographic activityEASTMAN KODAK CO·Filed 1989·Granted Nov 13, 1990·31 cites·29 claims
- 0892US5026632AUse of gelatin-grafted and case-hardened gelatin-grafted polymer particles for relief from pressure sensitivity of photographic productsEASTMAN KODAK CO·Filed 1990·Granted Jun 25, 1991·26 cites·20 claims
- 0991US5716642AMicroprecipitation of nanoparticulate pharmaceutical agents using surface active material derived from similar pharmaceutical agentsNANO SYS LLC·Filed 1995·Granted Feb 10, 1998·163 cites·30 claims
- 1091US5135844APreparation of low viscosity small particle photographic dispersions in gelatinEASTMAN KODAK CO·Filed 1991·Granted Aug 4, 1992·22 cites·8 claims
- 1189US4933270AProcess for the precipitation of stable colloidal dispersions of base degradable components of photographic systems in the absence of polymeric steric stabilizersEASTMAN KODAK CO·Filed 1988·Granted Jun 12, 1990·21 cites·19 claims
- 1286US5013640APreparation of low viscosity small-particle photographic dispersions in gelatinEASTMAN KODAK CO·Filed 1989·Granted May 7, 1991·19 cites·28 claims
- 1384US5693461AMixed packet color photographic systemEASTMAN KODAK CO·Filed 1995·Granted Dec 2, 1997·13 cites·27 claims
- 1484US5300418AViscosity control of photographic meltsEASTMAN KODAK CO·Filed 1992·Granted Apr 5, 1994·14 cites·29 claims
- 1579US4990431AMethods of forming stable dispersions of photographic materialsEASTMAN KODAK CO·Filed 1989·Granted Feb 5, 1991·15 cites·29 claims
- 1679US4855219APhotographic element having polymer particles covalently bonded to gelatinEASTMAN KODAK CO·Filed 1987·Granted Aug 8, 1989·43 cites·8 claims
- 1777US5358831AHigh dye stability, high activity, low stain and low viscosity small particle yellow dispersion melt for color paper and other photographic systemsEASTMAN KODAK CO·Filed 1990·Granted Oct 25, 1994·8 cites·14 claims
- 1877US5279931APolymer co-precipitated coupler dispersionEASTMAN KODAK CO·Filed 1991·Granted Jan 18, 1994·8 cites·11 claims
- 1974US5491052AYellow layer for color photographic elementsEASTMAN KODAK CO·Filed 1995·Granted Feb 13, 1996·8 cites·4 claims
- 2073US5066572AControl of pressure-fog with gelatin-grafted and case-hardened gelatin-grafted soft polymer latex particlesEASTMAN KODAK CO·Filed 1990·Granted Nov 19, 1991·36 cites·31 claims
- 2173US4920004AGelatin-grafted polymer particlesEASTMAN KODAK CO·Filed 1989·Granted Apr 24, 1990·29 cites·5 claims
- 2271US5318889AUse of chain-extended acid processed ossein gelatin in the preparation of photographic elementsEASTMAN KODAK CO·Filed 1992·Granted Jun 7, 1994·8 cites·23 claims
- 2369US5610002APhotographic composition containing a thickening agentEASTMAN KODAK CO·Filed 1995·Granted Mar 11, 1997·6 cites·18 claims
- 2468US5104776AIncreased photographic activity precipitated coupler dispersions prepared by coprecipitation with liquid carboxylic acidsEASTMAN KODAK CO·Filed 1989·Granted Apr 14, 1992·9 cites·23 claims
- 2566US5091296APolymer co-precipitated coupler dispersionEASTMAN KODAK CO·Filed 1990·Granted Feb 25, 1992·23 cites·30 claims
- 2665US5426020APressure sensitivity relief for photographic productsEASTMAN KODAK CO·Filed 1993·Granted Jun 20, 1995·5 cites·10 claims
- 2765US5397695AAttachment of compounds to polymeric particles using carbamoylonium compounds and a kit containing sameEASTMAN KODAK CO·Filed 1989·Granted Mar 14, 1995·25 cites·27 claims
- 2865US5393650APressure sensitivity relief for photographic productsEASTMAN KODAK CO·Filed 1994·Granted Feb 28, 1995·5 cites·10 claims
- 2963US5055379APhotoresist dichromate composition containing gelatin coated particlesEASTMAN KODAK CO·Filed 1990·Granted Oct 8, 1991·17 cites·16 claims
- 3060US5185230AOxygen barrier coated photographic coupler dispersion particles for enhanced dye-stabilityEASTMAN KODAK CO·Filed 1991·Granted Feb 9, 1993·4 cites·12 claims
- 3159US5378598AUse of acid processed ossein gelatin and chain-extened acid processed ossein gelatin as peptizers in the preparation of photographic emulsionsEASTMAN KODAK CO·Filed 1992·Granted Jan 3, 1995·11 cites·1 claims
- 3258US5182189AIncreased photographic activity precipitated coupler dispersions prepared by coprecipitation with liquid carboxylic acidsEASTMAN KODAK CO·Filed 1991·Granted Jan 26, 1993·4 cites·5 claims
- 3357US5248558ACase-hardened gelatin-grafted polymer particlesEASTMAN KODAK CO·Filed 1991·Granted Sep 28, 1993·17 cites·14 claims
- 3452US5089380AMethods of preparation of precipitated coupler dispersions with increased photographic activityEASTMAN KODAK CO·Filed 1990·Granted Feb 18, 1992·13 cites·9 claims
- 3551US5503972AGelatin-grafted-polymer particles as peptizer for silver halide emulsionsEASTMAN KODAK CO·Filed 1995·Granted Apr 2, 1996·2 cites·16 claims
- 3646US5441865AGelatin-grafted-polymer particles as peptizer for silver halide emulsionsEASTMAN KODAK CO·Filed 1993·Granted Aug 15, 1995·2 cites·17 claims
- 3745US5158863AMethods of forming stable dispersions of photographic materialsEASTMAN KODAK CO·Filed 1991·Granted Oct 27, 1992·11 cites·5 claims
- 3843US5741633AAttachment of gelatin-grafted polymer particles to pre-precipitated silver halide grainsEASTMAN KODAK CO·Filed 1995·Granted Apr 21, 1998·1 cites·10 claims
- 3943US5565309AOxygen barrier coated photographic agent milled dispersion particles for enhanced dye-stabilityEASTMAN KODAK CO·Filed 1994·Granted Oct 15, 1996·2 cites·9 claims
- 4041US5252425AHard copy imaging systemEASTMAN KODAK CO·Filed 1991·Granted Oct 12, 1993·7 cites·10 claims
- 4139US5591568AHigh dye stability, high activity, low stain and low viscosity small particle yellow dispersion melt for color paper and other photographic systemsEASTMAN KODAK CO·Filed 1994·Granted Jan 7, 1997·5 cites·15 claims
- 4239US5536630AUse of acid processed ossein gelatin and chain-extended acid processed ossein gelatin as peptizers in the preparation of photographic elementsEASTMAN KODAK CO·Filed 1994·Granted Jul 16, 1996·3 cites·6 claims
- 4338US5395748ABallasted optical brightenersEASTMAN KODAK CO·Filed 1993·Granted Mar 7, 1995·3 cites·4 claims
- 4437US5370966ASurfactant dye-diffusion-transfer facilitating thermal solvents for image separation systemsEASTMAN KODAK CO·Filed 1993·Granted Dec 6, 1994·1 cites·29 claims
- 4535US5399480AAttachment of gelatin-grafted polymer particles to pre-precipitated silver halide grainsEASTMAN KODAK CO·Filed 1993·Granted Mar 21, 1995·3 cites·13 claims
- 4632US5543283AAttachment of gelatin-grafted plymer particles to pre-precipitated silver halide grainsEASTMAN KODAK CO·Filed 1994·Granted Aug 6, 1996·0 cites·12 claims
- 4732US5385812AContinuous manufacture of gelled microprecipitated dispersion meltsEASTMAN KODAK CO·Filed 1992·Granted Jan 31, 1995·3 cites·19 claims
- 4832US5366842AOxygen barrier coated photographic coupler dispersion particles for enhanced dye-stabilityEASTMAN KODAK CO·Filed 1993·Granted Nov 22, 1994·2 cites·12 claims
- 4931US5264317AOxygen barrier coated photographic coupler dispersion particles for enhanced dye-stabilityEASTMAN KODAK CO·Filed 1992·Granted Nov 23, 1993·2 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →