Inventor · disambiguated record
John A. Clarke
Also filed as: CLARKE JOHN · CLARKE JOHN A · CLARKE JOHN ALFRED
24 granted patents·1 pending application·1,707 citations·filing 1976–2017
97Inventor score
Files withPHILIPS CORP19KONINKL PHILIPS ELECTRONICS NV3BEACON CENTRE FOR THE BLIND1ENGLISH ELECTRIC VALVE CO LTD1WESTINGHOUSE ELECTRIC CORP1
Top patents by PatentIndex Score
25 records- 0197US6064424AAutostereoscopic display apparatusPHILIPS CORP·Filed 1997·Granted May 16, 2000·469 cites·20 claims
- 0296US6462795B1Display system having curved microlens array between flat matrix display panel and similarly curved viewing screenKONINKL PHILIPS ELECTRONICS NV·Filed 2000·Granted Oct 8, 2002·137 cites·11 claims
- 0396US4915479ALiquid crystal display illumination systemPHILIPS CORP·Filed 1987·Granted Apr 10, 1990·210 cites·35 claims
- 0494US6840646B2Illumination system and display deviceKONINKL PHILIPS ELECTRONICS NV·Filed 2002·Granted Jan 11, 2005·69 cites·19 claims
- 0591US6014232AElectrical device comprising an array of pixelsPHILIPS CORP·Filed 1997·Granted Jan 11, 2000·83 cites·20 claims
- 0690US5727860AInterlaced image projection apparatusPHILIPS CORP·Filed 1996·Granted Mar 17, 1998·36 cites·20 claims
- 0789US5842762AInterlaced image projection apparatusPHILIPS CORP·Filed 1997·Granted Dec 1, 1998·114 cites·11 claims
- 0886US5897191AColor interlaced image projection apparatusPHILIPS CORP·Filed 1997·Granted Apr 27, 1999·106 cites·6 claims
- 0981US5956163AImage sensorPHILIPS CORP·Filed 1997·Granted Sep 21, 1999·90 cites·13 claims
- 1081US5612797ALiquid crystal projection display systemsPHILIPS CORP·Filed 1995·Granted Mar 18, 1997·75 cites·8 claims
- 1180US4804884ADisplay tube having improved brightness distributionPHILIPS CORP·Filed 1987·Granted Feb 14, 1989·25 cites·42 claims
- 1279US5136300AModular solid state radar transmitterWESTINGHOUSE ELECTRIC CORP·Filed 1991·Granted Aug 4, 1992·59 cites·23 claims
- 1378US6057538AImage sensor in which each lens element is associated with a plurality of pixelsPHILIPS CORP·Filed 1997·Granted May 2, 2000·53 cites·10 claims
- 1475US6690515B2Laser system with mixed polarity beamletsKONINKL PHILIPS ELECTRONICS NV·Filed 2001·Granted Feb 10, 2004·18 cites·16 claims
- 1571US4595263AProjection lens systemPHILIPS CORP·Filed 1984·Granted Jun 17, 1986·10 cites·6 claims
- 1670US6133687ACRT having microlenses with a predetermined relationship with the curvature of the faceplatePHILIPS CORP·Filed 1999·Granted Oct 17, 2000·37 cites·10 claims
- 1769US4573769AProjection lens systemPHILIPS CORP·Filed 1984·Granted Mar 4, 1986·9 cites·7 claims
- 1862US5757341AColor liquid crystal projection display systemsPHILIPS CORP·Filed 1995·Granted May 26, 1998·30 cites·20 claims
- 1960US5623349ALiquid crystal projection system having three different color beams pass through substantially separate areas and filter at liquid crystal panel outputPHILIPS CORP·Filed 1995·Granted Apr 22, 1997·25 cites·16 claims
- 2059US4073574AOptical projectorPHILIPS CORP·Filed 1976·Granted Feb 14, 1978·15 cites·7 claims
- 2153US4699476AProjection lens systemPHILIPS CORP·Filed 1985·Granted Oct 13, 1987·15 cites·7 claims
- 2251US4699477AProjection lens systemPHILIPS CORP·Filed 1985·Granted Oct 13, 1987·14 cites·5 claims
- 2340US2019235623A1Virtual Reality HeadsetBEACON CENTRE FOR THE BLIND·Filed 2017·Application pending·0 cites
- 2437US4599542ALinear beam tubesENGLISH ELECTRIC VALVE CO LTD·Filed 1984·Granted Jul 8, 1986·3 cites·15 claims
- 2537US4116528AOptical viewing device of the periscope type with rotating means for focussingPHILIPS CORP·Filed 1976·Granted Sep 26, 1978·5 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →