Inventor · disambiguated record
William Crossland
Also filed as: CROSSLAND WILLIAM · CROSSLAND WILLIAM A · CROSSLAND WILLIAM ALDEN
59 granted patents·11 pending applications·1,584 citations·filing 1976–2020
99Inventor score
Top patents by PatentIndex Score
70 records- 0196US8878759B2Apparatus and method for displaying a video imageCAMBRIDGE ENTPR LTD·Filed 2014·Granted Nov 4, 2014·22 cites·45 claims
- 0294US10310261B2Imaging device for moving a virtual imageTWO TREES PHOTONICS LTD·Filed 2015·Granted Jun 4, 2019·18 cites·24 claims
- 0393US8085453B2Phase retrieval and phase hologram synthesisCHRISTMAS JAMIESON·Filed 2008·Granted Dec 27, 2011·28 cites·38 claims
- 0492US8654048B2Apparatus and method for displaying a video imageCOLLINGS NEIL·Filed 2006·Granted Feb 18, 2014·27 cites·46 claims
- 0592US6975786B1Optical switching with ferroelectric liquid crystal SLMsSWAN THOMAS & CO LTD·Filed 2000·Granted Dec 13, 2005·55 cites·30 claims
- 0692US6654156B1Image display systemHOLOGRAPHIC IMAGING LLC·Filed 1999·Granted Nov 25, 2003·137 cites·16 claims
- 0792US5339090ASpatial light modulatorsNORTHERN TELECOM LTD·Filed 1992·Granted Aug 16, 1994·174 cites·9 claims
- 0892US4130408AMethod of forming large liquid crystal cellsINT STANDARD ELECTRIC CORP·Filed 1977·Granted Dec 19, 1978·70 cites·18 claims
- 0991US4279152ATemperature responsive deviceINT STANDARD ELECTRIC CORP·Filed 1979·Granted Jul 21, 1981·51 cites·8 claims
- 1091US4139273AMethod for preparing and operating a smectic liquid crystal display cell having indefinite storage propertiesINT STANDARD ELECTRIC CORP·Filed 1976·Granted Feb 13, 1979·63 cites·4 claims
- 1190US6762873B1Methods of driving an array of optical elementsQINETIQ LTD·Filed 1999·Granted Jul 13, 2004·106 cites·20 claims
- 1289US9363582B2Optical beam routing apparatus and methodsCHU DAPING·Filed 2012·Granted Jun 7, 2016·7 cites·14 claims
- 1388US4114990ALiquid crystal rotatorINT STANDARD ELECTRIC CORP·Filed 1977·Granted Sep 19, 1978·54 cites·8 claims
- 1487US6954252B1Optical switch including two integrated multiphase SLM's and a wave-plate the wave-plate providing an optical retardance of (2n+1)λ/4SWAN THOMAS & CO LTD·Filed 2000·Granted Oct 11, 2005·29 cites·5 claims
- 1585US8999195B2Smectic A compositions for use in optical devicesCHU DAPING·Filed 2012·Granted Apr 7, 2015·6 cites·29 claims
- 1685US4511926AScanning liquid crystal display cellsINT STANDARD ELECTRIC CORP·Filed 1983·Granted Apr 16, 1985·50 cites·5 claims
- 1784US8956548B2Liquid crystal formulations and structures for smectic A optical devicesCLAPP TERRY VICTOR·Filed 2011·Granted Feb 17, 2015·12 cites·32 claims
- 1882US9547276B2Apparatus and methods for light beam routing in telecommunicationCOLLINGS NEIL·Filed 2012·Granted Jan 17, 2017·4 cites·9 claims
- 1982US9354604B2Optically addressable spatial light modulator divided into plurality of segments, and holographic three-dimensional image display apparatus and method using the light modulatorSAMSUNG ELECTRONICS CO LTD·Filed 2013·Granted May 31, 2016·4 cites·9 claims
- 2082US4419664ACo-ordinate addressing of smectic display cellsINT STANDARD ELECTRIC CORP·Filed 1980·Granted Dec 6, 1983·41 cites·14 claims
- 2180US7071907B1Display with active contrast enhancementCANDESCENT INTELLECTUAL PROP·Filed 1999·Granted Jul 4, 2006·61 cites·65 claims
- 2280US5576873ATelecommunications switch architectureNORTHERN TELECOM LTD·Filed 1993·Granted Nov 19, 1996·84 cites·19 claims
- 2380US4720781AData processing terminal having support module and portable display module for liquid crystal displaySTC PLC·Filed 1984·Granted Jan 19, 1988·65 cites·11 claims
- 2479US4626074AIlluminated liquid/crystal display device using internal reflection and scatteringINT STANDARD ELECTRIC CORP·Filed 1984·Granted Dec 2, 1986·44 cites·9 claims
- 2579US4291948ALiquid crystal display incorporating positive and negative smectic materialINT STANDARD ELECTRIC CORP·Filed 1978·Granted Sep 29, 1981·29 cites·14 claims
- 2677US9930431B2Optical beam routing apparatus and methodsCAMBRIDGE ENTPR LTD·Filed 2016·Granted Mar 27, 2018·1 cites·13 claims
- 2774US4655550AFerro-electric liquid crystal display with steady state voltage on front electrodeINT STANDARD ELECTRIC CORP·Filed 1984·Granted Apr 7, 1987·28 cites·11 claims
- 2873US7864757B2Packet switchingUNIV CAMBRIDGE TECH·Filed 2003·Granted Jan 4, 2011·18 cites·27 claims
- 2971US6078421ALight modulator including a collimator comprising an interference filterSECR DEFENCE BRIT·Filed 1998·Granted Jun 20, 2000·37 cites·18 claims
- 3070US4992654AOptical logic deviceSTC PLC·Filed 1988·Granted Feb 12, 1991·28 cites·9 claims
- 3167US6690444B1Sealing of cells having active backplanesQINETIQ LTD·Filed 1999·Granted Feb 10, 2004·35 cites·15 claims
- 3265US8025937B2Bistable ferroelectric liquid crystal devicesDOW CORNING·Filed 2007·Granted Sep 27, 2011·2 cites·27 claims
- 3364US6930692B1Modified weighted bit planes for displaying grey levels on optical arraysQINETIQ LTD·Filed 1999·Granted Aug 16, 2005·24 cites·9 claims
- 3464US4528562ACo-ordinate addressing of smectic display cellsINT STANDARD ELECTRIC CORP·Filed 1983·Granted Jul 9, 1985·16 cites·12 claims
- 3563US8368831B2Oligosiloxane modified liquid crystal formulations and devices using sameDOW CORNING·Filed 2007·Granted Feb 5, 2013·2 cites·17 claims
- 3663US7916248B2Large scale liquid crystal structuresCAMBRIDGE ENTPR LTD·Filed 2005·Granted Mar 29, 2011·2 cites·23 claims
- 3763US7061463B2Addressing technique for an active backplane deviceQINETIQ LTD·Filed 2002·Granted Jun 13, 2006·9 cites·37 claims
- 3862US4574282ACoherent light image generationINT STANDARD ELECTRIC CORP·Filed 1983·Granted Mar 4, 1986·16 cites·12 claims
- 3960US12174484B2Spatial light modulationDUALITAS LTD·Filed 2020·Granted Dec 24, 2024·0 cites·20 claims
- 4056US6285345B1Liquid crystal displaySECR DEFENCE BRIT·Filed 1997·Granted Sep 4, 2001·27 cites·13 claims
- 4155US12189337B2Spatial light modulationDUALITAS LTD·Filed 2020·Granted Jan 7, 2025·0 cites·22 claims
- 4255US10067471B2Apparatus and methods for light beam routing in telecommunicationCAMBRIDGE ENTPR LTD·Filed 2016·Granted Sep 4, 2018·0 cites·14 claims
- 4355US4411494ARoughening surfaces for homeotropic layers of smectic LCD'sINT STANDARD ELECTRIC CORP·Filed 1980·Granted Oct 25, 1983·15 cites·2 claims
- 4452US2005219457A1Optical switchSWAN THOMAS & CO LTD·Filed 2005·Application pending·0 cites
- 4551US6812909B1Active semiconductor backplanesQINETIQ LTD·Filed 2002·Granted Nov 2, 2004·6 cites·15 claims
- 4651US2007076163A1Reflective liquid crystal spatial light modulatorSWAN THOMAS & CO LTD·Filed 2006·Application pending·0 cites
- 4750US9417470B2Driver circuitMOORE JOHN RICHARD·Filed 2012·Granted Aug 16, 2016·0 cites·14 claims
- 4850US4722594ATwo-dimensional optical information processing apparatusSTC PLC·Filed 1985·Granted Feb 2, 1988·13 cites·9 claims
- 4949US5751266ACo-ordinate addressing of liquid crystal cellsNORTHERN TELECOM LTD·Filed 1991·Granted May 12, 1998·15 cites·13 claims
- 5048US7257007B2Spacers for cells having spaced opposed substratesQINETIQ LTD·Filed 2002·Granted Aug 14, 2007·3 cites·33 claims
Showing the top 50 of 70 patent records by PatentIndex Score.
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