Inventor · disambiguated record
David W. Lum
Also filed as: LUM DAVID · LUM DAVID W
28 granted patents·5 pending applications·218 citations·filing 2001–2025
96Inventor score
Top patents by PatentIndex Score
33 records- 0197US9501993B2Low power display device with variable refresh ratesAPPLE INC·Filed 2014·Granted Nov 22, 2016·26 cites·20 claims
- 0297US9318069B2Low power display device with variable refresh ratesAPPLE INC·Filed 2014·Granted Apr 19, 2016·41 cites·20 claims
- 0396US10056050B2Low power display device with variable refresh ratesAPPLE INC·Filed 2016·Granted Aug 21, 2018·10 cites·20 claims
- 0495US10600379B2Low power display device with variable refresh ratesAPPLE INC·Filed 2018·Granted Mar 24, 2020·7 cites·20 claims
- 0593US9953613B2High speed display interfaceAPPLE INC·Filed 2015·Granted Apr 24, 2018·7 cites·29 claims
- 0691US6831662B1Apparatus and methods to achieve a variable color pixel border on a negative mode screen with a passive matrix drivePALMONE INC·Filed 2002·Granted Dec 14, 2004·59 cites·26 claims
- 0788US10930219B2Foveated displayAPPLE INC·Filed 2017·Granted Feb 23, 2021·3 cites·18 claims
- 0888US8773451B2Color correction method and apparatus for displaysMARCU GABRIEL GHEORGHE·Filed 2011·Granted Jul 8, 2014·7 cites·20 claims
- 0987US11146871B2Fabric-covered electronic deviceAPPLE INC·Filed 2018·Granted Oct 12, 2021·4 cites·20 claims
- 1084US2025266005A1Foveated DisplayAPPLE INC·Filed 2025·Application pending·0 cites
- 1182US11442503B2Wearable bands with embedded circuitryAPPLE INC·Filed 2018·Granted Sep 13, 2022·3 cites·16 claims
- 1281US8242707B2Ambient light calibration for energy efficiency in display systemsLUM DAVID W·Filed 2010·Granted Aug 14, 2012·5 cites·26 claims
- 1380US11003289B1Flexible touch sensor panelAPPLE INC·Filed 2019·Granted May 11, 2021·4 cites·25 claims
- 1479US9165493B2Color correction of electronic displays utilizing gain controlMARCU GABRIEL G·Filed 2009·Granted Oct 20, 2015·4 cites·20 claims
- 1578US12300183B2Foveated displayAPPLE INC·Filed 2023·Granted May 13, 2025·0 cites·15 claims
- 1678US8237718B2Apparatus and methods to achieve a variable color pixel border on a negative mode screen with a passive matrix driveLUM DAVID W·Filed 2010·Granted Aug 7, 2012·3 cites·24 claims
- 1776US7425970B1Controllable pixel border for a negative mode passive matrix display devicePALM INC·Filed 2001·Granted Sep 16, 2008·14 cites·25 claims
- 1872US11450297B1Electronic device with central and peripheral displaysAPPLE INC·Filed 2019·Granted Sep 20, 2022·2 cites·23 claims
- 1972US10650741B2OLED voltage driver with current-voltage compensationAPPLE INC·Filed 2018·Granted May 12, 2020·1 cites·21 claims
- 2071US11982905B2Electronic device display with a backlight having light-emitting diodes and driver integrated circuits in an active areaAPPLE INC·Filed 2021·Granted May 14, 2024·0 cites·20 claims
- 2171US11442312B2Electronic device display with a backlight having light-emitting diodes and driver integrated circuits in an active areaAPPLE INC·Filed 2021·Granted Sep 13, 2022·0 cites·22 claims
- 2271US8847998B2Interrupt-based notifications for display setting changesMACIESOWICZ MACIEJ·Filed 2010·Granted Sep 30, 2014·2 cites·20 claims
- 2370US9678916B2Method and apparatus for simplifying communication between a host system and a display subsystemAPPLE INC·Filed 2014·Granted Jun 13, 2017·2 cites·20 claims
- 2469US11810516B2Foveated displayAPPLE INC·Filed 2021·Granted Nov 7, 2023·0 cites·21 claims
- 2569US2023239602A1Fabric-Covered Electronic DeviceAPPLE INC·Filed 2023·Application pending·0 cites
- 2667US11653128B2Fabric-covered electronic deviceAPPLE INC·Filed 2021·Granted May 16, 2023·0 cites·13 claims
- 2766US10715168B2Systems and methods for driving an electronic display using a ramp DACAPPLE INC·Filed 2017·Granted Jul 14, 2020·1 cites·16 claims
- 2865US9113511B2Ambient light calibration for energy efficiency in display systemsLUM DAVID W·Filed 2012·Granted Aug 18, 2015·1 cites·18 claims
- 2965US8599589B2Methods and systems for reducing power consumptionLUM DAVID W·Filed 2008·Granted Dec 3, 2013·7 cites·34 claims
- 3059US7724270B1Apparatus and methods to achieve a variable color pixel border on a negative mode screen with a passive matrix drivePALM INC·Filed 2004·Granted May 25, 2010·5 cites·28 claims
- 3155US2010091048A1Frame synchronization of pulse-width modulated backlightsAPPLE INC·Filed 2009·Application pending·0 cites
- 3251US2024385454A1Head mountable displayAPPLE INC·Filed 2024·Application pending·0 cites
- 3342US2012019494A1Alignment factor for ambient lighting calibrationLUM DAVID W·Filed 2011·Application pending·0 cites
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