P

Inventor

LEWIS RICHARD B

US34 patents
⚠️ This page may combine multiple inventors who share the name “LEWIS RICHARD B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XEROX CORP

29 patents
US5194356AMar 16, 1993

Toner compositions

XEROX CORP56 citations96
US5166026ANov 24, 1992

Toner and developer compositions with semicrystalline polyolefin resins

XEROX CORP59 citations96
US5602635AFeb 11, 1997

Rapid wake up fuser

XEROX CORP27 citations93
US5424129AJun 13, 1995

Composite metal oxide particle processes and toners thereof

XEROX CORP23 citations93
US5714248AFeb 3, 1998

Electrostatic imaging member for contact charging and imaging processes thereof

XEROX CORP19 citations92
US5561505AOct 1, 1996

Mechanically sealable liquid charging apparatus

XEROX CORP30 citations92
US5510879AApr 23, 1996

Photoconductive charging processes

XEROX CORP19 citations92
US5135832AAug 4, 1992

Colored toner compositions

XEROX CORP37 citations92
US5034298AJul 23, 1991

Toner compositions and processes thereof

XEROX CORP34 citations92
US5946534AAug 31, 1999

Apparatus and method for non-interactive electrophotographic development

XEROX CORP18 citations84
US5457523AOct 10, 1995

Ferrofluid media charging of photoreceptors

XEROX CORP19 citations82
US4375673AMar 1, 1983

Charge spectrograph

XEROX CORP24 citations80
US6821700B2Nov 23, 2004

Apparatus and method for non-interactive electrophotographic development and carrier bead composition therefor

XEROX CORP7 citations74
US5987284ANov 16, 1999

Method and apparatus for removing fluid from the surface of a liquid developed image

XEROX CORP14 citations74
US5890041AMar 30, 1999

Apparatus and method for non-interactive electrophotographic development

XEROX CORP11 citations74
US5864734AJan 26, 1999

Development system producing reduced airborne toner contamination

XEROX CORP9 citations74
US5832346ANov 3, 1998

Multi-point contact charging device

XEROX CORP14 citations74
US5795692AAug 18, 1998

Carrier composition and processes thereof

XEROX CORP8 citations74
US5602626AFeb 11, 1997

Ionically conductive liquid charging apparatus

XEROX CORP15 citations74
US5140377AAug 18, 1992

Thermal fusing of toner in xerographic apparatus using water vapor

XEROX CORP17 citations74
US4267247AMay 12, 1981

Low specific gravity magnetic carrier materials

XEROX CORP12 citations74
US4264648AApr 28, 1981

Low specific gravity magnetic carrier materials

XEROX CORP10 citations74
US5238998AAug 24, 1993

Toner and developer compositions with liquid glass resins

XEROX CORP8 citations73
US5158851AOct 27, 1992

Toner and developer compositions with liquid glass resins

XEROX CORP9 citations73
US4426436AJan 17, 1984

Process for positive charge sharing toner compositions

XEROX CORP10 citations73
US5895148AApr 20, 1999

Control of fluid carrier resistance and water concentration in an aquatron charging device

XEROX CORP2 citations63
US5781833AJul 14, 1998

Sealed liquid charging apparatus

XEROX CORP5 citations63
US4296192AOct 20, 1981

Electrostatographic toner composition

XEROX CORP4 citations63
US4287287ASep 1, 1981

Electrostatographic carrier coated with thixotropic compositions

XEROX CORP6 citations63

LEWIS RICHARD B

2 patents

BLACK & DECKER INC

2 patents

BARD INC C R

1 patent