P

Assignee

POLAROID CORP

US2,185 patents

Top patents by PatentIndex Score

US5910940AJun 8, 1999

Storage medium having a layer of micro-optical lenses each lens generating an evanescent field

POLAROID CORP166 citations99
US5633780AMay 27, 1997

Electrostatic discharge protection device

POLAROID CORP170 citations99
US5490033AFeb 6, 1996

Electrostatic discharge protection device

POLAROID CORP189 citations99
US5268978ADec 7, 1993

Optical fiber laser and geometric coupler

POLAROID CORP157 citations99
US5235434AAug 10, 1993

Method and apparatus for selectively adjusting the brightness of large regions of an image

POLAROID CORP157 citations99
US5119454AJun 2, 1992

Bulk optic wavelength division multiplexer

POLAROID CORP190 citations99
US4815079AMar 21, 1989

Optical fiber lasers and amplifiers

POLAROID CORP337 citations99
US4720449AJan 19, 1988

Thermal imaging method

POLAROID CORP183 citations99
US4616898AOct 14, 1986

Optical communication systems using raman repeaters and components therefor

POLAROID CORP234 citations99
US4602263AJul 22, 1986

Thermal imaging method

POLAROID CORP198 citations99
US4525413AJun 25, 1985

Optical device including birefringent polymer

POLAROID CORP299 citations99
US4521588AJun 4, 1985

Optical device including birefringent polyhydrazide polymer

POLAROID CORP236 citations99
US4520189AMay 28, 1985

Optical device including birefringent aromatic amino carboxylic acid polymer

POLAROID CORP251 citations99
US4446305AMay 1, 1984

Optical device including birefringent polymer

POLAROID CORP446 citations99
US4264154AApr 28, 1981

Apparatus for automatically controlling transmission of light through a lens system

POLAROID CORP214 citations99
US4262301AApr 14, 1981

Electronic imaging camera

POLAROID CORP236 citations99
US6801233B2Oct 5, 2004

Thermal imaging system

POLAROID CORP120 citations98
US6643390B1Nov 4, 2003

Compact fingerprint identification device

POLAROID CORP95 citations98
US5946031AAug 31, 1999

Electronic still camera with printing capability

POLAROID CORP91 citations98
US5533163AJul 2, 1996

Optical fiber structure for efficient use of pump power

POLAROID CORP123 citations98
US5418880AMay 23, 1995

High-power optical fiber amplifier or laser device

POLAROID CORP106 citations98
US5168375ADec 1, 1992

Image reconstruction by use of discrete cosine and related transforms

POLAROID CORP281 citations98
US4999234AMar 12, 1991

Holographic optical data storage medium

POLAROID CORP149 citations98
US4970129ANov 13, 1990

Holograms

POLAROID CORP144 citations98
US4731408AMar 15, 1988

Processable conductive polymers

POLAROID CORP145 citations98
US6922258B2Jul 26, 2005

Method and apparatus for printing remote images using a mobile device and printer

POLAROID CORP150 citations97
US6906735B2Jun 14, 2005

Thermal imaging system

POLAROID CORP78 citations97
US6151420ANov 21, 2000

Minimizing blocking artifacts in a filtered image

POLAROID CORP125 citations97
US6128415AOct 3, 2000

Device profiles for use in a digital image processing system

POLAROID CORP121 citations97
US5759721AJun 2, 1998

Holographic medium and process for use thereof

POLAROID CORP167 citations97
US5745660AApr 28, 1998

Image rendering system and method for generating stochastic threshold arrays for use therewith

POLAROID CORP212 citations97
US5719958AFeb 17, 1998

System and method for image edge detection using discrete cosine transforms

POLAROID CORP101 citations97
US5414069AMay 9, 1995

Electroluminescent polymers, processes for their use, and electroluminescent devices containing these polymers

POLAROID CORP116 citations97
US5198912AMar 30, 1993

Volume phase hologram with liquid crystal in microvoids between fringes

POLAROID CORP172 citations97
US5038388AAug 6, 1991

Method for adaptively sharpening electronic images

POLAROID CORP126 citations97
US4663518AMay 5, 1987

Optical storage identification card and read/write system

POLAROID CORP302 citations97
US4647975AMar 3, 1987

Exposure control system for an electronic imaging camera having increased dynamic range

POLAROID CORP221 citations97
US4541010ASep 10, 1985

Electronic imaging camera

POLAROID CORP175 citations97
US6643406B1Nov 4, 2003

Method and apparatus for performing linear filtering in wavelet based domain

POLAROID CORP68 citations96
US6094413AJul 25, 2000

Optical recording systems

POLAROID CORP69 citations96
US6075912AJun 13, 2000

Apparatus for coupling radiation beams into an optical waveguide

POLAROID CORP67 citations96
US5923380AJul 13, 1999

Method for replacing the background of an image

POLAROID CORP152 citations96
US5812186ASep 22, 1998

Three-dimensional display method(s) and apparatus

POLAROID CORP63 citations96
US5773188AJun 30, 1998

LAT imaging onto intermediate receptor elements/"LAT Decalcomania"

POLAROID CORP42 citations96
US5694484ADec 2, 1997

System and method for automatically processing image data to provide images of optimal perceptual quality

POLAROID CORP128 citations96
US5681676AOct 28, 1997

Registration method

POLAROID CORP46 citations96
US5667943ASep 16, 1997

Process for thermochemical generation of acid and for thermal imaging, and imaging medium for use therein

POLAROID CORP34 citations96
US5666197ASep 9, 1997

Apparatus and methods employing phase control and analysis of evanescent illumination for imaging and metrology of subwavelength lateral surface topography

POLAROID CORP74 citations96
US5592333AJan 7, 1997

Device for optically rotating light beams in a beam array

POLAROID CORP96 citations96
US5534393AJul 9, 1996

Process for thermochemical generation of acid and for thermal imaging

POLAROID CORP36 citations96

Showing the top 50 of 2,185 patents by PatentIndex Score.