Inventor · disambiguated record
Christopher Percival
Also filed as: PERCIVAL CHRISTOPHER · PERCIVAL CHRISTOPHER J
25 granted patents·496 citations·filing 1985–2020
95Inventor score
Top patents by PatentIndex Score
25 records- 0198US10319266B1Display panel with non-visible light detectionFACEBOOK TECH LLC·Filed 2017·Granted Jun 11, 2019·41 cites·19 claims
- 0294US11579171B1Probe card for characterizing processes of submicron semiconductor device fabricationMETA PLATFORMS TECH LLC·Filed 2019·Granted Feb 14, 2023·5 cites·19 claims
- 0392US9812494B2Methods and apparatus for improving micro-LED devicesOCULUS VR LLC·Filed 2016·Granted Nov 7, 2017·7 cites·19 claims
- 0490US4829554ACellular mobile telephone system and methodHARRIS CORP·Filed 1985·Granted May 9, 1989·299 cites·55 claims
- 0587US11579182B1Probe card for efficient screening of highly-scaled monolithic semiconductor devicesFACEBOOK TECH LLC·Filed 2020·Granted Feb 14, 2023·2 cites·8 claims
- 0686US10490699B2Micro-LED deviceFACEBOOK TECH LLC·Filed 2018·Granted Nov 26, 2019·3 cites·20 claims
- 0784US10753959B1Microspring probe card with insulation blockFACEBOOK TECHNOLOGIES LLC·Filed 2018·Granted Aug 25, 2020·2 cites·15 claims
- 0882US10074774B2Micro-LED deviceOCULUS VR LLC·Filed 2015·Granted Sep 11, 2018·3 cites·18 claims
- 0982US9502595B2Methods and apparatus for improving micro-LED devicesOCULUS VR LLC·Filed 2015·Granted Nov 22, 2016·3 cites·15 claims
- 1080US10403678B2Methods and apparatus for improving micro-LED devicesFACEBOOK TECH LLC·Filed 2017·Granted Sep 3, 2019·2 cites·19 claims
- 1180US10326052B1Light emitting diode with field enhanced contactFACEBOOK TECH LLC·Filed 2018·Granted Jun 18, 2019·3 cites·16 claims
- 1278US10177196B2Redundancy in inorganic light emitting diode displaysFACEBOOK TECH LLC·Filed 2016·Granted Jan 8, 2019·2 cites·20 claims
- 1374US10720468B2Redundancy in inorganic light emitting diode displaysFACEBOOK TECH LLC·Filed 2018·Granted Jul 21, 2020·1 cites·16 claims
- 1472US10854782B2Micro-LED deviceFACEBOOK TECH LLC·Filed 2019·Granted Dec 1, 2020·0 cites·20 claims
- 1569US5301004AMethod and apparatus for determining the optical properties of a lensLEICA INC·Filed 1992·Granted Apr 5, 1994·27 cites·56 claims
- 1668US11112606B2Multiple layer projector for a head-mounted displayFACEBOOK TECH LLC·Filed 2018·Granted Sep 7, 2021·1 cites·18 claims
- 1767US6623429B2Hand-held non-contact tonometerREICHERT INC·Filed 2001·Granted Sep 23, 2003·43 cites·11 claims
- 1857US6749302B2Afocal position detection system and ophthalmic instrument employing said systemREICHERT INC·Filed 2001·Granted Jun 15, 2004·21 cites·24 claims
- 1956US6669340B2Alignment system for an ophthalmic instrumentREICHERT INC·Filed 2001·Granted Dec 30, 2003·18 cites·12 claims
- 2054US11099063B2Apparatus and method for profiling a beam of a light emitting semiconductor deviceFACEBOOK TECH LLC·Filed 2014·Granted Aug 24, 2021·0 cites·20 claims
- 2151USD369112SLensmeterLEICA INC·Filed 1994·Granted Apr 23, 1996·6 cites·1 claims
- 2249US10529537B1Electron flood lithographyFACEBOOK TECH LLC·Filed 2018·Granted Jan 7, 2020·0 cites·17 claims
- 2348US10712579B1Vortex linearization of micro-LED polarizationFACEBOOK TECH LLC·Filed 2018·Granted Jul 14, 2020·0 cites·15 claims
- 2438US5446274AInstructive display for assisting in centering an optical path element on a pathLEICA INC·Filed 1994·Granted Aug 29, 1995·7 cites·14 claims
- 2530US5602640ALensmeter accessoryLEICA INC·Filed 1995·Granted Feb 11, 1997·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →