Inventor · disambiguated record
Duli Mao
Also filed as: MAO DULI
158 granted patents·23 pending applications·1,262 citations·filing 2008–2023
99Inventor score
Top patents by PatentIndex Score
181 records- 0199US9881963B1Horizontal avalanche photodiodeOMNIVISION TECH INC·Filed 2016·Granted Jan 30, 2018·47 cites·21 claims
- 0299US8530266B1Image sensor having metal grid with a triangular cross-sectionCHEN GANG·Filed 2012·Granted Sep 10, 2013·50 cites·21 claims
- 0399US7800192B2Backside illuminated image sensor having deep light reflective trenchesOMNIVISION TECH INC·Filed 2008·Granted Sep 21, 2010·105 cites·16 claims
- 0498US10153310B2Stacked-chip backside-illuminated SPAD sensor with high fill-factorOMNIVISION TECH INC·Filed 2016·Granted Dec 11, 2018·34 cites·22 claims
- 0598US9923009B1Image sensor with hybrid deep trench isolationOMNIVISION TECH INC·Filed 2016·Granted Mar 20, 2018·25 cites·18 claims
- 0698US8338856B2Backside illuminated image sensor with stressed filmTAI HSIN-CHIH·Filed 2010·Granted Dec 25, 2012·36 cites·15 claims
- 0798US7901974B2Masked laser anneal during fabrication of backside illuminated image sensorsOMNIVISION TECH INC·Filed 2008·Granted Mar 8, 2011·58 cites·8 claims
- 0898US7888763B2Backside illuminated imaging sensor with improved infrared sensitivityOMNIVISION TECH INC·Filed 2008·Granted Feb 15, 2011·43 cites·22 claims
- 0997US10334191B1Pixel array with embedded split pixels for high dynamic range imagingOMNIVISION TECH INC·Filed 2018·Granted Jun 25, 2019·29 cites·31 claims
- 1097US10141458B2Vertical gate guard ring for single photon avalanche diode pitch minimizationOMNIVISION TECH INC·Filed 2016·Granted Nov 27, 2018·37 cites·17 claims
- 1197US9936153B1CMOS image sensor with dual floating diffusions per pixel for flicker-free detection of light emitting diodesOMNIVISION TECH INC·Filed 2016·Granted Apr 3, 2018·34 cites·15 claims
- 1297US9698185B2Partial buried channel transfer device for image sensorsCHEN GANG·Filed 2011·Granted Jul 4, 2017·26 cites·16 claims
- 1397US9165959B2Image sensor with pixel units having mirrored transistor layoutOMNIVISION TECH INC·Filed 2013·Granted Oct 20, 2015·23 cites·19 claims
- 1497US9111993B1Conductive trench isolationOMNIVISION TECH INC·Filed 2014·Granted Aug 18, 2015·29 cites·12 claims
- 1597US8835211B1Image sensor pixel cell with global shutter having narrow spacing between gatesOMNIVISION TECH INC·Filed 2013·Granted Sep 16, 2014·18 cites·5 claims
- 1697US8497536B2Dual-facing camera assemblyCHEN GANG·Filed 2011·Granted Jul 30, 2013·21 cites·15 claims
- 1797US8183510B2Image sensor with buried self aligned focusing elementVENEZIA VINCENT·Filed 2009·Granted May 22, 2012·51 cites·12 claims
- 1896US9305968B2Die seal ring for integrated circuit system with stacked device wafersOMNIVISION TECH INC·Filed 2015·Granted Apr 5, 2016·14 cites·7 claims
- 1996US8405748B2CMOS image sensor with improved photodiode area allocationMAO DULI·Filed 2010·Granted Mar 26, 2013·35 cites·19 claims
- 2096US8278690B2Laser anneal for image sensorsMAO DULI·Filed 2010·Granted Oct 2, 2012·15 cites·9 claims
- 2196US8274101B2CMOS image sensor with heat management structuresVENEZIA VINCENT·Filed 2010·Granted Sep 25, 2012·20 cites·19 claims
- 2295US9955090B2High dynamic range image sensor with virtual high-low sensitivity pixelsOMNIVISION TECH INC·Filed 2016·Granted Apr 24, 2018·16 cites·16 claims
- 2395US9818791B1Stacked image sensorOMNIVISION TECH INC·Filed 2016·Granted Nov 14, 2017·15 cites·20 claims
- 2495US8933544B2Integrated circuit stack with integrated electromagnetic interference shieldingMAO DULI·Filed 2012·Granted Jan 13, 2015·17 cites·25 claims
- 2595US8466010B2Seal ring support for backside illuminated image sensorOMNIVISION TECH INC·Filed 2013·Granted Jun 18, 2013·13 cites·10 claims
- 2695US8071429B1Wafer dicing using scribe line etchQIAN YIN·Filed 2010·Granted Dec 6, 2011·25 cites·12 claims
- 2794US8900912B2Dual-facing camera assemblyOMNIVISION TECH INC·Filed 2013·Granted Dec 2, 2014·8 cites·10 claims
- 2894US8345132B2Image sensor with dual element color filter array and three channel color outputOMNIVISION TECH INC·Filed 2010·Granted Jan 1, 2013·13 cites·7 claims
- 2994US8294077B2Image sensor having supplemental capacitive coupling nodeMAO DULI·Filed 2010·Granted Oct 23, 2012·16 cites·24 claims
- 3093US11329086B2Method and structure to improve image sensor crosstalkOMNIVISION TECH INC·Filed 2019·Granted May 10, 2022·5 cites·14 claims
- 3193US10044960B2Systems and methods for detecting light-emitting diode without flickeringOMNIVISION TECH INC·Filed 2016·Granted Aug 7, 2018·12 cites·17 claims
- 3293US9305949B2Big-small pixel scheme for image sensorsOMNIVISION TECH INC·Filed 2013·Granted Apr 5, 2016·10 cites·21 claims
- 3393US8947572B2Dual-sided image sensorVENEZIA VINCENT·Filed 2010·Granted Feb 3, 2015·10 cites·18 claims
- 3493US8581307B1Large CMOS image sensor pixel with improved performanceCHEN GANG·Filed 2012·Granted Nov 12, 2013·9 cites·21 claims
- 3593US8357984B2Image sensor with low electrical cross-talkOMNIVISION TECH INC·Filed 2008·Granted Jan 22, 2013·19 cites·18 claims
- 3693US8329497B2Backside illuminated imaging sensor with improved infrared sensitivityQIAN YIN·Filed 2011·Granted Dec 11, 2012·10 cites·2 claims
- 3793US8330195B2Multilayer image sensor pixel structure for reducing crosstalkVENEZIA VINCENT·Filed 2010·Granted Dec 11, 2012·9 cites·11 claims
- 3892US11710752B2Flicker-mitigating pixel-array substrateOMNIVISION TECH INC·Filed 2020·Granted Jul 25, 2023·2 cites·24 claims
- 3992US9954020B1High-dynamic-range color image sensors and associated methodsOMNIVISION TECH INC·Filed 2016·Granted Apr 24, 2018·8 cites·13 claims
- 4092US9799696B1Isolation structure in photodiodeOMNIVISION TECH INC·Filed 2016·Granted Oct 24, 2017·8 cites·20 claims
- 4192US8569856B2Pad design for circuit under pad in semiconductor devicesQIAN YIN·Filed 2011·Granted Oct 29, 2013·14 cites·10 claims
- 4292US8513762B2Backside illuminated imaging sensor with vertical pixel sensorQIAN YIN·Filed 2011·Granted Aug 20, 2013·7 cites·17 claims
- 4392US8426796B2Image sensor having supplemental capacitive coupling nodeMAO DULI·Filed 2012·Granted Apr 23, 2013·11 cites·20 claims
- 4492US8373243B2Seal ring support for backside illuminated image sensorOMNIVISION TECH INC·Filed 2011·Granted Feb 12, 2013·7 cites·9 claims
- 4591US8187909B2Backside illuminated image sensor having deep light reflective trenchesVENEZIA VINCENT·Filed 2010·Granted May 29, 2012·6 cites·22 claims
- 4689US9305962B2Dual-facing camera assemblyOMNIVISION TECH INC·Filed 2014·Granted Apr 5, 2016·4 cites·10 claims
- 4789US9142581B2Die seal ring for integrated circuit system with stacked device wafersOMNIVISION TECH INC·Filed 2012·Granted Sep 22, 2015·9 cites·12 claims
- 4889US8658956B2Trench transfer gate for increased pixel fill factorVENEZIA VINCENT·Filed 2009·Granted Feb 25, 2014·11 cites·19 claims
- 4989US8492865B2Image sensor with contact dummy pixelsVENEZIA VINCENT·Filed 2010·Granted Jul 23, 2013·6 cites·17 claims
- 5089US8471316B2Isolation area between semiconductor devices having additional active areaTAI HSIN-CHIH·Filed 2011·Granted Jun 25, 2013·6 cites·14 claims
Showing the top 50 of 181 patent records by PatentIndex Score.
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