Inventor · disambiguated record
Abraham B. Cohen
Also filed as: COHEN ABRAHAM B · COHEN ABRAHAM BERNARD
35 granted patents·774 citations·filing 1972–1991
98Inventor score
Files withDU PONT35
Top patents by PatentIndex Score
35 records- 0193US4174216AProcess for image reproduction using multilayer photosensitive tonable elementDU PONT·Filed 1978·Granted Nov 13, 1979·51 cites·20 claims
- 0290US4414278ACrosslinked triacrylate polymer beadsDU PONT·Filed 1982·Granted Nov 8, 1983·57 cites·10 claims
- 0390US4247619ANegative-working multilayer photosensitive tonable elementDU PONT·Filed 1979·Granted Jan 27, 1981·42 cites·32 claims
- 0488US4193797AMethod for making photoresistsDU PONT·Filed 1972·Granted Mar 18, 1980·36 cites·16 claims
- 0586US4737446AMethod for making multilayer circuits using embedded catalyst receptorsDU PONT·Filed 1986·Granted Apr 12, 1988·52 cites·19 claims
- 0683US4282308ANegative-working multilayer photosensitive elementDU PONT·Filed 1980·Granted Aug 4, 1981·34 cites·15 claims
- 0781US5196136ACleaning composition of hydrocarbon component, surfactant and multibasic ester additiveDU PONT·Filed 1991·Granted Mar 23, 1993·36 cites·23 claims
- 0880US5002855ASolid imaging method using multiphasic photohardenable compositionsDU PONT·Filed 1989·Granted Mar 26, 1991·42 cites·13 claims
- 0978US4304839APositive working multilayer photosensitive tonable elementDU PONT·Filed 1980·Granted Dec 8, 1981·28 cites·28 claims
- 1077US4229520APhoto-polymerization and development process which produces dot-etchable materialDU PONT·Filed 1979·Granted Oct 21, 1980·24 cites·16 claims
- 1175US5112726AEmbedded catalyst receptors for metallization of dielectricsDU PONT·Filed 1989·Granted May 12, 1992·28 cites·4 claims
- 1273US4859571AEmbedded catalyst receptors for metallization of dielectricsDU PONT·Filed 1986·Granted Aug 22, 1989·26 cites·15 claims
- 1373US4357413ADry-developing photosensitive dry film resistDU PONT·Filed 1981·Granted Nov 2, 1982·29 cites·7 claims
- 1473US4173673ADot-etchable masks from photopolymerizable elementsDU PONT·Filed 1977·Granted Nov 6, 1979·21 cites·14 claims
- 1568US4698294ALamination of photopolymerizable film onto a substrate employing an intermediate nonphotosensitive liquid layerDU PONT·Filed 1986·Granted Oct 6, 1987·32 cites·19 claims
- 1668US4316951AMultilayer photosensitive element with solvent-soluble layerDU PONT·Filed 1980·Granted Feb 23, 1982·19 cites·18 claims
- 1768US4229517ADot-etchable photopolymerizable elementsDU PONT·Filed 1979·Granted Oct 21, 1980·21 cites·25 claims
- 1865US4405394ALaminating processDU PONT·Filed 1982·Granted Sep 20, 1983·30 cites·33 claims
- 1964US4286046AProcess for preparation of multicolor surprint proofs with silica overcoatDU PONT·Filed 1979·Granted Aug 25, 1981·14 cites·12 claims
- 2060US4289841ADry-developing photosensitive dry film resistDU PONT·Filed 1980·Granted Sep 15, 1981·18 cites·10 claims
- 2159US4522903ASequential automatic registration and imagewise exposure of a sheet substrateDU PONT·Filed 1982·Granted Jun 11, 1985·15 cites·27 claims
- 2259US4508802AMultiple registration and imaging process to form a set of registered imaged elementsDU PONT·Filed 1982·Granted Apr 2, 1985·15 cites·18 claims
- 2358US4551415APhotosensitive coatings containing crosslinked beadsDU PONT·Filed 1984·Granted Nov 5, 1985·16 cites·9 claims
- 2455US4356251AMultilayer photosensitive element with solvent-soluble layerDU PONT·Filed 1980·Granted Oct 26, 1982·12 cites·18 claims
- 2555US4191572AProcess for image reproduction using multilayer photosensitive element with solvent-soluble layerDU PONT·Filed 1978·Granted Mar 4, 1980·11 cites·19 claims
- 2647US4339525AColor proofing system using dot-etchable photopolymerizable elementsDU PONT·Filed 1979·Granted Jul 13, 1982·8 cites·3 claims
- 2746US3980047AAutomatic toning deviceDU PONT·Filed 1974·Granted Sep 14, 1976·9 cites·5 claims
- 2845US4518667AAutomatic repetitive registration and image wise exposure of sheet substratesDU PONT·Filed 1982·Granted May 21, 1985·8 cites·31 claims
- 2944US4331712AProcess for applying dry particulate material to a tacky surfaceDU PONT·Filed 1977·Granted May 25, 1982·5 cites·5 claims
- 3042US4668604APositive-working photosensitive elements containing crosslinked beads and process of useDU PONT·Filed 1986·Granted May 26, 1987·7 cites·9 claims
- 3142US4019909APhotohardenable vesicular image-forming elementsDU PONT·Filed 1972·Granted Apr 26, 1977·6 cites·9 claims
- 3239US4303698AUse of prolonged tack toners for the preparation of electric circuitsDU PONT·Filed 1980·Granted Dec 1, 1981·8 cites·16 claims
- 3337US4601970ADry photosensitive film containing crosslinked beadsDU PONT·Filed 1985·Granted Jul 22, 1986·5 cites·12 claims
- 3435US4527890AAutomatic repetitive registration and imagewise exposure of sheet substratesDU PONT·Filed 1983·Granted Jul 9, 1985·4 cites·24 claims
- 3533US4355055AUse of prolonged tack toners for the preparation of multilayer electric circuitsDU PONT·Filed 1981·Granted Oct 19, 1982·5 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →