P

Inventor

HARRIS ELLIS D

US38 patents
⚠️ This page may combine multiple inventors who share the name “HARRIS ELLIS D”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

XEROX CORP

31 patents
US5491578AFeb 13, 1996

Optics for passive scan angle doubling

XEROX CORP57 citations96
US5486694AJan 23, 1996

Wobble correction and focusing optical element with refractive toroidal surface and binary diffractive optical surface

XEROX CORP55 citations96
US5465264ANov 7, 1995

Electronic simulation for compensating laser diode thermal effects

XEROX CORP87 citations96
US5422753AJun 6, 1995

Binary diffraction optical element for controlling scanning beam intensity in a raster output scanning (ROS) optical system

XEROX CORP53 citations96
US5315427AMay 24, 1994

Pair of binary diffraction optics for use in overfilled raster output scanning systems

XEROX CORP56 citations96
US5153770AOct 6, 1992

Total internal reflection electro-optic modulator

XEROX CORP99 citations96
US3977785AAug 31, 1976

Method and apparatus for inhibiting the operation of a copying machine

XEROX CORP88 citations96
US5455708AOct 3, 1995

Passive scan angle doubling optical system

XEROX CORP20 citations93
US5214535AMay 25, 1993

Lens cover assembly for binary diffractive optic lenses

XEROX CORP41 citations93
US5208700AMay 4, 1993

Lens cover assembly for binary diffractive optic lenses

XEROX CORP21 citations93
US5496616AMar 5, 1996

Optical element for correcting non-uniform diffraction efficiency in a binary diffractive optical element

XEROX CORP34 citations92
US5475524ADec 12, 1995

Optics for passive facet tracking and passive scan angle doubling

XEROX CORP36 citations92
US5315112AMay 24, 1994

Real time laser spot tracking in both horizontal and vertical axes

XEROX CORP23 citations92
US5309272AMay 3, 1994

Dual pass binary diffractive optical element scanner

XEROX CORP36 citations92
US5291566AMar 1, 1994

Total internal reflection electro-optic modulator for multiple axis and asymmetric beam profile modulation

XEROX CORP20 citations92
US5223906AJun 29, 1993

Four color toner single pass color printing system using two tri-level xerographic units

XEROX CORP26 citations92
US5221954AJun 22, 1993

Single pass full color printing system using a quad-level xerographic unit

XEROX CORP29 citations92
US6061080AMay 9, 2000

Aperture for multiple reflection raster output scanning system to reduce bow

XEROX CORP17 citations84
US5534990AJul 9, 1996

Full color printing system using a penta-level xerographic unit

XEROX CORP17 citations74
US5494783AFeb 27, 1996

Method of correcting non-uniform diffraction efficiency in a binary diffractive optical element

XEROX CORP7 citations74
US5448403ASep 5, 1995

Binary diffractive optical element scanner

XEROX CORP8 citations74
US5367327ANov 22, 1994

Single pass full color printing system using a quad-level xerographic unit and a tri-level xerographic unit with improved exposure of the photoreceptor

XEROX CORP17 citations74
US5291319AMar 1, 1994

Rotating disc optical synchronization system using binary diffractive optical elements

XEROX CORP13 citations74
US5258862ANov 2, 1993

Rotating disc optical synchronization system using binary diffractive optical elements

XEROX CORP12 citations74
US5565974AOct 15, 1996

Penta-level xerographic unit

XEROX CORP5 citations63
US5559627ASep 24, 1996

Optics for passive facet tracking

XEROX CORP4 citations63
US5486945AJan 23, 1996

Optics for passive facet tracking

XEROX CORP2 citations63
US5479583ADec 26, 1995

Means to achieve a square intensity profile at an image plane by intensity and phase profiling

XEROX CORP4 citations63
US5335108AAug 2, 1994

Rotating disc optical synchronization system using alternating binary diffractive optical elements

XEROX CORP5 citations63
US5367400ANov 22, 1994

Optimal filling of a polygon facet by beam reprofiling

XEROX CORP5 citations62
US5517215AMay 14, 1996

Multiple resolution flying spot raster scanner with rotatable aperture

XEROX CORP5 citations61

(unassigned)

6 patents

ELLIS D HARRIS SR FAMILY TRUST

1 patent