Inventor · disambiguated record
Chen Ou
Also filed as: OU CHEN · OU CHEN-CHUN
64 granted patents·26 pending applications·309 citations·filing 1997–2025
98Inventor score
Top patents by PatentIndex Score
90 records- 0195US11757077B2Light-emitting deviceEPISTAR CORP·Filed 2021·Granted Sep 12, 2023·2 cites·20 claims
- 0295US9257604B2Light-emitting device having a patterned surfaceEPISTAR CORP·Filed 2013·Granted Feb 9, 2016·9 cites·16 claims
- 0394US7385226B2Light-emitting deviceEPISTAR CORP·Filed 2005·Granted Jun 10, 2008·59 cites·42 claims
- 0493US9608162B2Light-emitting device having a patterned surfaceEPISTAR CORP·Filed 2016·Granted Mar 28, 2017·6 cites·20 claims
- 0592US7355210B2High-efficiency light-emitting elementEPISTAR CORP·Filed 2005·Granted Apr 8, 2008·49 cites·51 claims
- 0690US9768227B2Light-emitting element having a plurality of light-emitting structuresEPISTAR CORP·Filed 2014·Granted Sep 19, 2017·8 cites·17 claims
- 0789US12230736B2Semiconductor light-emitting device and semiconductor light-emitting componentEPISTAR CORP·Filed 2021·Granted Feb 18, 2025·2 cites·20 claims
- 0886US8405106B2Light-emitting deviceHSU TZU-CHIEH·Filed 2010·Granted Mar 26, 2013·6 cites·19 claims
- 0986US2024274766A1Light-emitting deviceEPISTAR CORP·Filed 2024·Application pending·0 cites
- 1085US12155019B2Light-emitting deviceEPISTAR CORP·Filed 2023·Granted Nov 26, 2024·0 cites·20 claims
- 1185US11990575B2Light-emitting deviceEPISTAR CORP·Filed 2023·Granted May 21, 2024·0 cites·17 claims
- 1284US10181549B2Light-emitting device having a patterned surfaceEPISTAR CORP·Filed 2017·Granted Jan 15, 2019·2 cites·20 claims
- 1383US9847451B2Light-emitting device having a patterned surfaceEPISTAR CORP·Filed 2017·Granted Dec 19, 2017·2 cites·20 claims
- 1483US8633501B2Light-emitting device having a patterned surfaceOU CHEN·Filed 2009·Granted Jan 21, 2014·6 cites·26 claims
- 1583US6936860B2Light emitting diode having an insulating substrateEPISTAR CORP·Filed 2002·Granted Aug 30, 2005·50 cites·14 claims
- 1682US9011638B2Chip sorting apparatusEPISTAR CORP·Filed 2014·Granted Apr 21, 2015·5 cites·16 claims
- 1781US10930701B2Light-emitting element having a plurality of light-emitting structuresEPISTAR CORP·Filed 2019·Granted Feb 23, 2021·1 cites·12 claims
- 1881US10134947B2Light emitting device and method of fabricating the sameEPISTAR CORP·Filed 2018·Granted Nov 20, 2018·2 cites·18 claims
- 1981US2025318327A1Semiconductor deviceEPISTAR CORP·Filed 2025·Application pending·0 cites
- 2080US10784427B2Light-emitting diode deviceEPISTAR CORP·Filed 2019·Granted Sep 22, 2020·2 cites·20 claims
- 2179USD1062026SLight-emitting deviceEPISTAR CORP·Filed 2022·Granted Feb 11, 2025·5 cites·1 claims
- 2279US11961939B2Method of manufacturing a light-emitting deviceEPISTAR CORP·Filed 2022·Granted Apr 16, 2024·0 cites·16 claims
- 2379US8293382B2Semiconductor light-emitting device having stacked transparent electrodesOU CHEN·Filed 2008·Granted Oct 23, 2012·7 cites·20 claims
- 2478US12514027B2Semiconductor photo-detecting deviceEPISTAR CORP·Filed 2024·Granted Dec 30, 2025·0 cites·20 claims
- 2578US10505092B2Light-emitting diode deviceEPISTAR CORP·Filed 2018·Granted Dec 10, 2019·2 cites·20 claims
- 2678US8097897B2High-efficiency light-emitting device and manufacturing method thereofCHUANG CHIA-MING·Filed 2008·Granted Jan 17, 2012·8 cites·27 claims
- 2777US2023361248A1Light-emitting deviceEPISTAR CORP·Filed 2023·Application pending·0 cites
- 2876US11705545B2Light-emitting deviceEPISTAR CORP·Filed 2021·Granted Jul 18, 2023·0 cites·19 claims
- 2975US7095765B2Light emitter with a voltage dependent resistor layerEPISTAR CORP·Filed 2003·Granted Aug 22, 2006·21 cites·13 claims
- 3074US8714227B2Chip sorting apparatusHSU CHEN-KE·Filed 2010·Granted May 6, 2014·4 cites·22 claims
- 3173US2025048792A1Light-emitting device and display device having the sameEPISTAR CORP·Filed 2024·Application pending·0 cites
- 3272US12364067B2Semiconductor deviceEPISTAR CORP·Filed 2022·Granted Jul 15, 2025·0 cites·20 claims
- 3372US11398583B2Light-emitting deviceEPISTAR CORP·Filed 2020·Granted Jul 26, 2022·0 cites·14 claims
- 3471US7132695B2Light emitting diode having a dual dopant contact layerEPISTAR CORP·Filed 2003·Granted Nov 7, 2006·23 cites·26 claims
- 3570US8562738B2Nitride-based light-emitting deviceEPISTAR CORP·Filed 2013·Granted Oct 22, 2013·2 cites·20 claims
- 3669US10784404B2Light-emitting deviceEPISTAR CORP·Filed 2019·Granted Sep 22, 2020·0 cites·11 claims
- 3769US8536565B2Nitride-based light-emitting deviceOU CHEN·Filed 2011·Granted Sep 17, 2013·2 cites·17 claims
- 3869US7705344B2Light-emitting deviceEPISTAR CORP·Filed 2008·Granted Apr 27, 2010·4 cites·21 claims
- 3968US12507505B2Light-emitting deviceEPISTAR CORP·Filed 2022·Granted Dec 23, 2025·0 cites·20 claims
- 4068US7928424B2Nitride-based light-emitting deviceEPISTAR CORP·Filed 2008·Granted Apr 19, 2011·2 cites·15 claims
- 4167US9640731B2Light emitting diode structureEPISTAR CORP·Filed 2015·Granted May 2, 2017·1 cites·11 claims
- 4267US2022173292A1Semiconductor DeviceEPISTAR CORP·Filed 2021·Application pending·0 cites
- 4366USD972769SLight-emitting deviceEPISTAR CORP·Filed 2021·Granted Dec 13, 2022·3 cites·1 claims
- 4466US11430934B2Light-emitting diode deviceEPISTAR CORP·Filed 2020·Granted Aug 30, 2022·0 cites·19 claims
- 4566US9508902B2Optoelectronic semiconductor deviceKO TSUN-KAI·Filed 2009·Granted Nov 29, 2016·3 cites·23 claims
- 4666US2025112443A1Semiconductor deviceEPISTAR CORP·Filed 2024·Application pending·0 cites
- 4765US11935981B2Semiconductor photo-detecting deviceEPISTAR CORP·Filed 2021·Granted Mar 19, 2024·0 cites·20 claims
- 4865US11424383B2Semiconductor deviceEPISTAR CORP·Filed 2020·Granted Aug 23, 2022·0 cites·20 claims
- 4965US10522715B2Light-emitting device having a patterned surfaceEPISTAR CORP·Filed 2018·Granted Dec 31, 2019·0 cites·20 claims
- 5065US2024413268A1Semiconductor deviceEPISTAR CORP·Filed 2024·Application pending·0 cites
Showing the top 50 of 90 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →