P

Inventor

BREWINGTON GRACE T

US51 patents
⚠️ This page may combine multiple inventors who share the name “BREWINGTON GRACE T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XEROX CORP

33 patents
US7197644B2Mar 27, 2007

Systems and methods for providing hardcopy secure documents and for validation of such documents

XEROX CORP90 citations98
US6457651B2Oct 1, 2002

Dual mode, dual information, document bar coding and reading system

XEROX CORP97 citations98
US4505573AMar 19, 1985

Toner charging apparatus containing wear resistant coatings

XEROX CORP55 citations93
US6661978B2Dec 9, 2003

Method and apparatus for automated job recovery

XEROX CORP42 citations92
US5311258AMay 10, 1994

On-the-fly electrostatic cleaning of scavengeless development electrode wires with D.C. bias

XEROX CORP29 citations92
US5245392ASep 14, 1993

Donor roll for scavengeless development in a xerographic apparatus

XEROX CORP37 citations92
US5212037AMay 18, 1993

Toner process with metal oxides

XEROX CORP24 citations92
US8351100B2Jan 8, 2013

Method to create spot colors with white and CMYK toner and achieve color consistency

XEROX CORP13 citations84
US7206099B2Apr 17, 2007

Media/screen look-up-table for color consistency

XEROX CORP12 citations84
US6871029B2Mar 22, 2005

Process for minimizing toner usage in minimum area coverage patches and minimizing toner churning

XEROX CORP12 citations84
US6198886B1Mar 6, 2001

Method and apparatus comprising process control for scavengeless development in a xerographic printer

XEROX CORP18 citations84
US6246419B1Jun 12, 2001

PDL operator overloading for line width management

XEROX CORP17 citations82
US4764841AAug 16, 1988

Toner charging apparatus with coated toner transport members

XEROX CORP19 citations82
US5387967AFeb 7, 1995

Single-component electrophotographic development system

XEROX CORP16 citations81
US4990958AFeb 5, 1991

Reload member for a single component development housing

XEROX CORP19 citations80
US5652648AJul 29, 1997

Negative wrap back up roll adjacent the transfer nip

XEROX CORP8 citations74
US5583629ADec 10, 1996

Color electrophotographic printing machine

XEROX CORP17 citations74
US5521677AMay 28, 1996

Method for solid area process control for scavengeless development in a xerographic apparatus

XEROX CORP8 citations74
US5194905AMar 16, 1993

Color printer apparatus for printing selected portions of latent images in various colors

XEROX CORP16 citations74
US5128723AJul 7, 1992

Scavengeless development system having toner deposited on a doner roller from a toner mover

XEROX CORP12 citations74
US5047806ASep 10, 1991

Meterless single component development

XEROX CORP9 citations74
USRE35698EDec 23, 1997

Donor roll for scavengeless development in a xerographic apparatus

XEROX CORP7 citations73
US5493370AFeb 20, 1996

Single-component electrophotographic development system

XEROX CORP6 citations73
US6201551B1Mar 13, 2001

PDL operator overloading for line width management

XEROX CORP12 citations72
US4497570AFeb 5, 1985

Printing machine employing an operator replaceable interposition web and photoconductive member

XEROX CORP8 citations72
US8894196B2Nov 25, 2014

Decorative concrete surfaces

XEROX CORP2 citations63
US6160981ADec 12, 2000

Transfer system

XEROX CORP4 citations63
US5253019AOct 12, 1993

Developer material transport

XEROX CORP4 citations63
US5281502AJan 25, 1994

Tri-level imaging processes with adjustable color

XEROX CORP6 citations62
US8358323B2Jan 22, 2013

Write heating architecture for dual mode imaging systems

XEROX CORP4 citations61
US5420672AMay 30, 1995

Concept for prevention of scavengeless nip wire contamination with toner

XEROX CORP2 citations60
US5238769AAug 24, 1993

Magnetic brush cleaning processes

XEROX CORP2 citations60
US5308732AMay 3, 1994

Magnetic brush cleaning processes

XEROX CORP0 citations50

BREWINGTON GRACE T

8 patents

CHOW EUGENE M

2 patents

ROOF BRYAN J

1 patent

CONDELLO ANTHONY S

1 patent

ROOF BRYAN

1 patent

CARDOSO GEORGE CUNHA

1 patent

CHANG SHU

1 patent

CARDOSO GEORGE C

1 patent

MASHTARE DALE R

1 patent

Showing the top 50 of 51 patents by PatentIndex Score.