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Inventor

Peter S. Alexandrovich

Inventor
Rochester, NY, US

Overview

70→
Patents
1981–2019
Patent span
Physics
Primary field (CPC G)

Patents· 70 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G03Gprimary
G03GElectrography61%
C07CAcyclic or carbocyclic compounds7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
C08GMacromolecular compounds obtained otherwise than by reactions only involving unsaturated carbon-to-carbon bonds4%
Y10TTechnical subjects covered by former us classification4%
B41FPrinting machines or presses3%
C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium3%
C08LCompositions of macromolecular compounds3%
B41PIndexing scheme relating to printing, lining machines, typewriters, and to stamps2%
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds2%
PatentTitleYear
10,241,457Process control sensing of toner coverage20199,683,064'Method of making a resin'20179,346,260'Flexographic printing system providing controlled feature characteristics'20169,327,489'Controlling line widths in flexographic printing'20169,233,531'Flexographic printing system with solvent replenishment'20169,207,582'Reducing toning spacing sensitivity'20159,182,690'Reducing toning spacing sensitivity'20158,548,356'Electrophotographic printer with stateful toner bottles'20138,507,166'Surface treated toner'20138,335,464'Cleaning brush for electrostatographic apparatus'20128,164,790'Methods of reducing grain and texture in a printed image'20128,012,915'Fuser fluid'20117,914,963'Toner composition'20117,601,473'Toner'20097,343,120'Addition of liquid charge control agents to toner in toner development stations of electrographic reproduction apparatus'20087,316,881'Method of producing a custom color toner'20086,723,481'Method for using hard magnetic carriers in an electrographic process'20046,716,560'Gloss-controlling toner compositions'20046,692,880'Electrophotographic toner with stable triboelectric properties'20046,608,641'Electrophotographic apparatus and method for using textured receivers'20036,432,598'Process for forming toners containing isoindoline yellow pigment'20026,210,851'Electrophotographic toner surface treated with silica mixtures'20015,948,585'Optimized particulate surface treatment concentration for electrostatographic images produced in an electrostatographic engine that includes a compliant intermediate transfer member'19995,744,274'N-(2-cyanoethenyl)sulfonamides having two functionalities and toner compositions containing them'19985,723,247'Toner and developer compositions with organosiloxane copolymers'19985,714,293'Toner compositions containing N-(2-cyanoethenyl)sulfonamides'19985,703,265'Monofunctional n--(2--cyanoethenyl)sulfonamides'19975,700,611'Method for forming overlapping toner images'19975,681,680'Difunctional N-(2-cyanoethenyl) sulfonamides and toner compositions containing them'19975,678,131'Apparatus and method for regulating toning contrast and extending developer life by long-term adjustment of toner concentration'19975,616,797'N-(carbonyl, carbonimidoyl, carbonothioyl)sulfonamide charge control agents and toners and developers'19975,523,484'Bis and tris N-(carbonyl, carbonimidoyl, carbonothioyl) sulfonamide charge control agents, toners and developers'19965,489,975'Image forming method and apparatus'19965,409,791'Image forming method and apparatus'19955,405,727'N-(carbonyl, carbonimidoyl, carbonothioyl) sulfonamide charge control agents and toners and developers'19955,385,800'Bis and tris N-(carbonyl, carbonimidoyl, carbonothioyl)sulfonamide charge control agents, toners and developers'19955,376,492'Method and apparatus for developing an electrostatic image using a two component developer'19945,300,384'Method of forming a toner image, a receiving sheet and a method of making the receiving sheet'19945,282,008'Magnetic roller cleaning apparatus'19945,176,977'Nonpolymeric amorphous developer compositions and developing processes'19935,156,937'Reduced viscosity polyester composition for toner powders'19925,147,749'Toners and developers containing n-substituted quinolinium salts as charge control agents'19925,144,036'N-substituted quinolinium salts'19925,082,883'Reduced viscosity polyblends of polyester and epoxy resins'19925,075,190'Toners and developers containing N-substituted pyridinium salts as charge control agents'19915,070,203'N,N\'-substitutedbis(pyridinium) salts'19915,051,330'Fluorinated onium salts as toner electrostatic transfer agents and charge control agents'19915,041,625'Toners and developers containing N,N\'-substituted-bis(pyridinium) salts as charge control agents'19914,851,561'Quaternary ammonium salts'19894,840,864'New electrostatographic toners and developers containing new charge-control agents'19894,837,393'Electrostatographic toner particle comprising a polyester containing a covalently bound quaternary phosphonium salt'19894,837,394'electrostatographic toner particle comprising a polyester containing a covalently bound quaternary phosphonium salt'19894,834,920'New quaternary ammonium salts'19894,834,921'Quaternary ammonium salts'19894,812,381'Electrostatographic toners and developers containing new charge-control agents'19894,812,380'Electrostatographic toners and developers containing new charge-control agents'19894,812,382'Electrostatographic toners and developers containing new charge-control agents'19894,812,378'Electrostatographic toners and developers containing charge-control agents'19894,806,284'New quaternary ammonium salts'19894,806,283'Quaternary ammonium salts'19894,803,017'Quaternary ammonium salts'19894,789,614'Toners and developers containing benzyldimethylalkylammonium charge-control agents'19884,758,491'Dry toner and developer composition'19884,708,923'Crosslinked vinyl polymer particles and electrographic elements and liquid developers containing such particles'19874,701,387'Plural-stage liquid development of electrostatic charge patterns'19874,681,828'Method of chemical electrographic image amplification using chemically active toner particles'19874,547,449'Liquid electrographic developers containing quaternary ammonium charge-control polymers having acidic monomers'19854,507,377'Self-fixing liquid electrographic developers'19854,480,022'Method for forming a self-fixed image on a nonporous surface at ambient temperature'19844,307,165'Plural imaging component microcellular arrays, processes for their fabrication, and electrographic compositions'1981

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1981–2019Patents assigned to EASTMAN KODAK CO (65)· patent assignee history
1981–2019Based in Rochester, NY, US· patent location history
2002–2004Patents assigned to NEXPRESS SOLUTIONS LLC (4)· patent assignee history
2012–2013Patents assigned to ALEXANDROVICH PETER S (3)· patent assignee history
2013–2016Patents assigned to ALEXANDROVICH PETER STEVEN (4)· patent assignee history
2015Patents assigned to BUCKS RODNEY RAY (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
EASTMAN KODAK CO651981–2019
ALEXANDROVICH PETER STEVENself42013–2016
NEXPRESS SOLUTIONS LLC42002–2004
ALEXANDROVICH PETER Sself32012–2013
BUCKS RODNEY RAY22015
Locations
LocationPatentsSpan
Rochester, New York, US701981–2019