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Assignee

DISPLAYTECH INC

US65 patents

Top patents by PatentIndex Score

US5748164AMay 5, 1998

Active matrix liquid crystal image generator

DISPLAYTECH INC179 citations99
US7206134B2Apr 17, 2007

Compact electronic viewfinder

DISPLAYTECH INC252 citations98
US6359723B1Mar 19, 2002

Optics arrangements including light source arrangements for an active matrix liquid crystal image generator

DISPLAYTECH INC215 citations98
US6195136B1Feb 27, 2001

Optics arrangement including light source arrangement for an active matrix liquid crystal image generator

DISPLAYTECH INC251 citations98
US5808800ASep 15, 1998

Optics arrangements including light source arrangements for an active matrix liquid crystal image generator

DISPLAYTECH INC428 citations98
US5182665AJan 26, 1993

Diffractive light modulator

DISPLAYTECH INC186 citations98
US7046221B1May 16, 2006

Increasing brightness in field-sequential color displays

DISPLAYTECH INC71 citations96
US6570550B1May 27, 2003

Active matrix liquid crystal image generator

DISPLAYTECH INC40 citations96
US6507330B1Jan 14, 2003

DC-balanced and non-DC-balanced drive schemes for liquid crystal devices

DISPLAYTECH INC140 citations96
US6038005AMar 14, 2000

Optics arrangements including light source arrangements for an active matrix liquid crystal image generator

DISPLAYTECH INC52 citations96
US5900976AMay 4, 1999

Display system including a polarizing beam splitter

DISPLAYTECH INC57 citations96
US5596451AJan 21, 1997

Miniature image generator including optics arrangement

DISPLAYTECH INC361 citations96
US5381250AJan 10, 1995

Electro-optical switch with 4 port modules with electro-optic polarization rotators

DISPLAYTECH INC105 citations96
US4813771AMar 21, 1989

Electro-optic switching devices using ferroelectric liquid crystals

DISPLAYTECH INC62 citations96
US6633301B1Oct 14, 2003

RGB illuminator with calibration via single detector servo

DISPLAYTECH INC155 citations95
US6525709B1Feb 25, 2003

Miniature display apparatus and method

DISPLAYTECH INC69 citations95
US6139771AOct 31, 2000

Mesogenic materials with anomalous birefringence dispersion and high second order susceptibility (X.sup.(2)).

DISPLAYTECH INC122 citations95
US5552916ASep 3, 1996

Diffractive light modulator

DISPLAYTECH INC62 citations95
US7283105B2Oct 16, 2007

Microdisplay and interface on single chip

DISPLAYTECH INC35 citations94
US5757348AMay 26, 1998

Active matrix liquid crystal image generator with hybrid writing scheme

DISPLAYTECH INC58 citations94
US6016173AJan 18, 2000

Optics arrangement including a compensator cell and static wave plate for use in a continuously viewable, reflection mode, ferroelectric liquid crystal spatial light modulating system

DISPLAYTECH INC53 citations93
US5347378ASep 13, 1994

Fast switching color filters for frame-sequential video using ferroelectric liquid crystal color-selective filters

DISPLAYTECH INC187 citations93
US7195719B1Mar 27, 2007

High polarization ferroelectric liquid crystal compositions

DISPLAYTECH INC21 citations92
US7012730B2Mar 14, 2006

Optics arrangements including light source arrangements for an active matrix liquid crystal image generator

DISPLAYTECH INC16 citations92
US6580078B1Jun 17, 2003

Ferroelectric liquid crystal infrared chopper

DISPLAYTECH INC25 citations92
US5694147ADec 2, 1997

Liquid crystal integrated circuit display including as arrangement for maintaining the liquid crystal at a controlled temperature

DISPLAYTECH INC38 citations92
US6317112B1Nov 13, 2001

Active matrix liquid crystal image generator with hybrid writing scheme

DISPLAYTECH INC43 citations91
US6100945AAug 8, 2000

Compensator arrangements for a continuously viewable, DC field-balanced, reflective, ferroelectric liquid crystal display system

DISPLAYTECH INC23 citations91
US6025890AFeb 15, 2000

Beam splitter element including a beam splitting layer and a polarizing layer for use in a light polarization modulating display system

DISPLAYTECH INC23 citations91
US5271864ADec 21, 1993

Ferroelectric liquid crystal compounds with cyclohexenyl cores and compositions containing them

DISPLAYTECH INC21 citations91
US5626792AMay 6, 1997

High birefringence liquid crystal compounds

DISPLAYTECH INC22 citations90
US7425281B2Sep 16, 2008

Liquid crystal compositions comprising an organogermanium compound and methods for using the same

DISPLAYTECH INC17 citations83
US6838128B1Jan 4, 2005

High polarization dopants for ferroelectric liquid crystal compositions

DISPLAYTECH INC13 citations83
US6247037B1Jun 12, 2001

Optical correlator having multiple active components formed on a single integrated circuit

DISPLAYTECH INC16 citations83
US5539555AJul 23, 1996

High contrast distorted helex effect electro-optic devices and tight ferroelectric pitch ferroelectric liquid crystal compositions useful therein

DISPLAYTECH INC18 citations81
US7116378B1Oct 3, 2006

Color-balanced brightness enhancement for display systems

DISPLAYTECH INC12 citations80
US6075577AJun 13, 2000

Continuously viewable, DC field-balanced, reflective, ferroelectric liquid crystal image generator

DISPLAYTECH INC14 citations79
US5523864AJun 4, 1996

Analog liquid crystal spatial light modulator including an internal voltage booster

DISPLAYTECH INC7 citations74
US6870163B1Mar 22, 2005

Ferroelectric liquid crystal devices using materials with a de Vries smectic A phase

DISPLAYTECH INC7 citations73
US5866036AFeb 2, 1999

High tilt ferroelectric liquid crystal compounds and compositions

DISPLAYTECH INC7 citations73
US5457235AOct 10, 1995

Halogenated diphenyldiacetylene liquid crystals

DISPLAYTECH INC14 citations73
US5380460AJan 10, 1995

Ferroelectric liquid crystal compounds containing chiral haloalkoxy tail units and compositions containing them

DISPLAYTECH INC12 citations73
US5178791AJan 12, 1993

Halogenated diphenyldiacetylene liquid crystals

DISPLAYTECH INC9 citations73
US5061814AOct 29, 1991

High tilt ferroelectric liquid crystal compounds and compositions

DISPLAYTECH INC9 citations73
US5051506ASep 24, 1991

Ferroelectric liquid crystal compounds containing chiral haloalkyoxy tail units and compositions containing them

DISPLAYTECH INC18 citations73
US7083832B2Aug 1, 2006

Partially fluorinated liquid crystal material

DISPLAYTECH INC7 citations72
US6737124B2May 18, 2004

Liquid crystal compounds having a silane tail with a perfluoroalkyl terminal portion

DISPLAYTECH INC8 citations72
US6413448B1Jul 2, 2002

Cyclohexyl- and cyclohexenyl-substituted liquid crystals with low birefringence

DISPLAYTECH INC10 citations72
US5753139AMay 19, 1998

High contrast distorted helix effect electro-optic devices and tight ferroelectric pitch ferroelectric pitch ferroelectric liquid crystal compositions useful therein

DISPLAYTECH INC11 citations72
US5585036ADec 17, 1996

Liquid crystal compounds containing chiral 2-halo-2-methyl ether and ester tails

DISPLAYTECH INC9 citations72

Showing the top 50 of 65 patents by PatentIndex Score.