Inventor · disambiguated record
Sajjad A. Khan
Also filed as: KHAN SAJJAD · KHAN SAJJAD A · KHAN SAJJAD ALI
29 granted patents·5 pending applications·186 citations·filing 2007–2024
96Inventor score
Top patents by PatentIndex Score
34 records- 0196US10203489B2Optical system for head-mounted displayAPPLE INC·Filed 2017·Granted Feb 12, 2019·38 cites·21 claims
- 0294US8125579B2Polarized light emitting diode and use thereofKHAN SAJJAD A·Filed 2007·Granted Feb 28, 2012·37 cites·15 claims
- 0393US10685940B2Light emitting structure to aid LED light extractionAPPLE INC·Filed 2019·Granted Jun 16, 2020·7 cites·20 claims
- 0492US10297581B2Quantum dot integration schemesAPPLE INC·Filed 2016·Granted May 21, 2019·8 cites·23 claims
- 0592US9620686B2Display light sources with quantum dotsAPPLE INC·Filed 2015·Granted Apr 11, 2017·8 cites·20 claims
- 0691US9939719B2Light modulator image display projector architecturesTEXAS INSTRUMENTS INC·Filed 2017·Granted Apr 10, 2018·7 cites·18 claims
- 0789US9618737B2Color sequence illumination system with phosphor light filterTEXAS INSTRUMENTS INC·Filed 2014·Granted Apr 11, 2017·11 cites·9 claims
- 0888US9664989B2Multi-spatial light modulator image display projector architectures using solid state light sourcesTEXAS INSTRUMENTS INC·Filed 2014·Granted May 30, 2017·8 cites·20 claims
- 0986US10591707B2Optical system for head-mounted displayAPPLE INC·Filed 2018·Granted Mar 17, 2020·3 cites·19 claims
- 1086US8059340B2Method and system for reducing speckle by vibrating a line generating elementKHAN SAJJAD A·Filed 2007·Granted Nov 15, 2011·10 cites·9 claims
- 1185US10983355B2Method and system for occlusion capable compact displaysKHAN SAJJAD ALI·Filed 2019·Granted Apr 20, 2021·5 cites·65 claims
- 1285US9664892B2Hybrid laser excited phosphor illumination apparatus and methodTEXAS INSTRUMENTS INC·Filed 2014·Granted May 30, 2017·8 cites·1 claims
- 1385US7956941B2Method and apparatus for reducing speckle in coherent lightTEXAS INSTRUMENTS INC·Filed 2007·Granted Jun 7, 2011·9 cites·22 claims
- 1482US11340521B2Light modulator image display projector architecturesTEXAS INSTRUMENTS INC·Filed 2018·Granted May 24, 2022·2 cites·19 claims
- 1582US7782521B2System and method for displaying imagesTEXAS INSTRUMENTS INC·Filed 2007·Granted Aug 24, 2010·7 cites·14 claims
- 1682US2025028158A1Optical System for Head-Mounted DisplayAPPLE INC·Filed 2024·Application pending·0 cites
- 1779US7826121B2Use of an angle-selective retro-reflector to recapture off-state energyTEXAS INSTRUMENTS INC·Filed 2008·Granted Nov 2, 2010·5 cites·27 claims
- 1878US12140741B2Optical system for head-mounted displayAPPLE INC·Filed 2023·Granted Nov 12, 2024·0 cites·14 claims
- 1978US9568816B2Projector with optical conversion media pumped by low etendue sourceTEXAS INSTRUMENTS INC·Filed 2014·Granted Feb 14, 2017·3 cites·19 claims
- 2077US8121482B2Spatial light modulator-based reconfigurable optical add-drop multiplexer and method of adding an optical channel using the sameKHAN SAJJAD A·Filed 2008·Granted Feb 21, 2012·6 cites·24 claims
- 2174US9851616B2Non-moving optical beam steering using non-pixelated liquid crystal optical phased arraysTEXAS INSTRUMENTS INC·Filed 2014·Granted Dec 26, 2017·1 cites·17 claims
- 2272US11740446B2Optical system for head-mounted displayAPPLE INC·Filed 2021·Granted Aug 29, 2023·0 cites·21 claims
- 2369US11217567B2Light emitting structure to aid LED light extractionAPPLE INC·Filed 2020·Granted Jan 4, 2022·0 cites·20 claims
- 2469US10928613B2Optical system for head-mounted displayAPPLE INC·Filed 2020·Granted Feb 23, 2021·0 cites·20 claims
- 2569US2021356838A1Non-moving optical beam steering using non-pixelated liquid crystal optical phased arraysTEXAS INSTRUMENTS INC·Filed 2021·Application pending·0 cites
- 2668US11119381B2Non-moving optical beam steering using non-pixelated liquid crystal optical phased arraysTEXAS INSTRUMENTS INC·Filed 2017·Granted Sep 14, 2021·0 cites·17 claims
- 2765US8531509B2Method and system for three-dimensional displaysKHAN SAJJAD ALI·Filed 2007·Granted Sep 10, 2013·2 cites·7 claims
- 2863US9235045B2Phosphor wheel illumination using laser light reflective regionTEXAS INSTRUMENTS INC·Filed 2014·Granted Jan 12, 2016·1 cites·20 claims
- 2950US8253091B2Data interface for an optical device having a controller receiving image pixel state data over an optical link from a source of control-modulated lightRANCURET PAUL·Filed 2009·Granted Aug 28, 2012·0 cites·20 claims
- 3049US2017179339A1Display Light Sources With Quantum DotsAPPLE INC·Filed 2017·Application pending·0 cites
- 3148US2008192501A1System and method for displaying imagesTEXAS INSTRUMENTS INC·Filed 2007·Application pending·0 cites
- 3243US2015229102A1Method and apparatus for disabling a laserTEXAS INSTRUMENTS INC·Filed 2014·Application pending·0 cites
- 3340US11656466B2Spatio-temporal multiplexed single panel based mutual occlusion capable head mounted display system and methodKHAN SAJJAD ALI·Filed 2021·Granted May 23, 2023·0 cites·21 claims
- 3438US11988827B2Method and system for displaying imagesCogni Trax·Filed 2018·Granted May 21, 2024·0 cites·14 claims
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