Inventor

BERKES JOHN S

US45 patents

Patents

45 patents

US5119140AJun 2, 1992

Liquid immersion development machine having a reliable non-sliding transfusing assembly

XEROX CORP47 citations93

US5451483ASep 19, 1995

Liquid developer compositions

XEROX CORP30 citations93

US5344737ASep 6, 1994

Polywax toner compositions and processes

XEROX CORP26 citations93

US5243392ASep 7, 1993

Imaging apparatus and process with intermediate transfer element

XEROX CORP33 citations93

US6795677B2Sep 21, 2004

High speed heat and pressure belt fuser

XEROX CORP24 citations92

US6393245B1May 21, 2002

Heat transfer apparatus for an image bearing member

XEROX CORP31 citations92

US5034298AJul 23, 1991

Toner compositions and processes thereof

XEROX CORP34 citations92

US4859550AAug 22, 1989

Smear resistant magnetic image character recognition processes

XEROX CORP55 citations92

US4788123ANov 29, 1988

Process for minimizing image de-enhancement in flash fusing systems

XEROX CORP29 citations91

US5998761ADec 7, 1999

Variable dwell fuser

XEROX CORP31 citations89

US6054240AApr 25, 2000

Toner compositions and processes thereof

XEROX CORP16 citations84

US6782233B2Aug 24, 2004

Externally heated thick belt fuser

XEROX CORP18 citations83

US5459008AOct 17, 1995

Method and apparatus for toner release from transfer member to paper

XEROX CORP19 citations82

US5434657AJul 18, 1995

Brush for applying release agent to intermediate transfer member

XEROX CORP18 citations82

US6757514B2Jun 29, 2004

High-speed heat and pressure belt fuser

XEROX CORP12 citations74

US6223016B1Apr 24, 2001

Cleaning apparatus for a fusing member

XEROX CORP11 citations74

US6215975B1Apr 10, 2001

Cleaning apparatus for a fusing member

XEROX CORP12 citations74

US6057076AMay 2, 2000

Toner composition and processes thereof

XEROX CORP14 citations74

US5612773AMar 18, 1997

Intermediate transfer member

XEROX CORP14 citations74

US5559592ASep 24, 1996

Sintered image transfer system

XEROX CORP12 citations74

US5514467AMay 7, 1996

Materials and structure for tape with enhanced release

XEROX CORP11 citations74

US5512978AApr 30, 1996

Replenishing system

XEROX CORP10 citations74

US5124224AJun 23, 1992

Toner compositions and processes with polyethylenes including a linear crystalline polyethylene

XEROX CORP11 citations74

US5012290AApr 30, 1991

Increased transference of a toner image on to a copy sheet by using a zero tension loop applied after corotron transfer

XEROX CORP9 citations74

US4698290AOct 6, 1987

Process for energy reduction with flash fusing

XEROX CORP10 citations74

US5573883ANov 12, 1996

Method for developing an latent image with liquid developer having a mixture of a high vapor pressure carrier fluid and a low vapor pressure carrier fluid

XEROX CORP18 citations72

US5485254AJan 16, 1996

Metering blade for single-component magnetic developer in a xerographic apparatus

XEROX CORP15 citations72

US4766288AAug 23, 1988

Flash fusing reflector cavity

XEROX CORP12 citations72

US5519476AMay 21, 1996

Liquid electrophotographic reproduction machine having a desired abrasion fix level

XEROX CORP18 citations71

US6513909B1Feb 4, 2003

Method and apparatus for moving ink drops using an electric field and transfuse printing system using the same

XEROX CORP5 citations63

US6377773B1Apr 23, 2002

Efficient heating of intermediate transfuse member

XEROX CORP4 citations63

US4613557ASep 23, 1986

Photoresponsive imaging members with chemically modified photoconductive layers

XEROX CORP5 citations63

US6387199B1May 14, 2002

Seamed belt fabrication using centrifugal forces

XEROX CORP4 citations62

US5839037ANov 17, 1998

Method for transferring a liquid image

XEROX CORP6 citations60

US7389077B2Jun 17, 2008

Charge control for fuser roll to prevent print history related marks on copy

XEROX CORP2 citations58

US5061964AOct 29, 1991

Developer unit using magnetic toner particles

XEROX CORP0 citations52

US4672018AJun 9, 1987

Flash fusing process with prespheroidized toner

XEROX CORP1 citations52

US7379695B2May 27, 2008

System to prevent print history on a fuser roll

XEROX CORP0 citations37

BERKES JOHN S

Patents

Process for obtaining very high transfer efficiency from intermediate to paper

Buffered transfuse system

Method of manufacturing a reinforced seamless intermediate transfer member

Reinforced seamless intermediate transfer member

Three layer seamless transfer component

Image transfer method utilizing heat assist

Release agent management for transfuse systems

Liquid immersion development machine having a reliable non-sliding transfusing assembly

Liquid developer compositions

Polywax toner compositions and processes

Imaging apparatus and process with intermediate transfer element

High speed heat and pressure belt fuser

Heat transfer apparatus for an image bearing member

Toner compositions and processes thereof

Smear resistant magnetic image character recognition processes

Process for minimizing image de-enhancement in flash fusing systems

Variable dwell fuser

Toner compositions and processes thereof

Externally heated thick belt fuser

Method and apparatus for toner release from transfer member to paper

Brush for applying release agent to intermediate transfer member

High-speed heat and pressure belt fuser

Cleaning apparatus for a fusing member

Cleaning apparatus for a fusing member

Toner composition and processes thereof

Intermediate transfer member

Sintered image transfer system

Materials and structure for tape with enhanced release

Replenishing system

Toner compositions and processes with polyethylenes including a linear crystalline polyethylene

Increased transference of a toner image on to a copy sheet by using a zero tension loop applied after corotron transfer

Process for energy reduction with flash fusing

Method for developing an latent image with liquid developer having a mixture of a high vapor pressure carrier fluid and a low vapor pressure carrier fluid

Metering blade for single-component magnetic developer in a xerographic apparatus

Flash fusing reflector cavity

Liquid electrophotographic reproduction machine having a desired abrasion fix level

Method and apparatus for moving ink drops using an electric field and transfuse printing system using the same

Efficient heating of intermediate transfuse member

Photoresponsive imaging members with chemically modified photoconductive layers

Seamed belt fabrication using centrifugal forces

Method for transferring a liquid image

Charge control for fuser roll to prevent print history related marks on copy

Developer unit using magnetic toner particles

Flash fusing process with prespheroidized toner

System to prevent print history on a fuser roll