Inventor · disambiguated record
Tsun-Kai Ko
Also filed as: KO TSUN-KAI
119 granted patents·7 pending applications·588 citations·filing 2007–2024
99Inventor score
Top patents by PatentIndex Score
126 records- 0196US11658269B2Light-emitting deviceEPISTAR CORP·Filed 2021·Granted May 23, 2023·2 cites·18 claims
- 0295US11757077B2Light-emitting deviceEPISTAR CORP·Filed 2021·Granted Sep 12, 2023·2 cites·20 claims
- 0394US9306123B2Light-emitting elementEPISTAR CORP·Filed 2015·Granted Apr 5, 2016·8 cites·20 claims
- 0492US9601674B2Light-emitting deviceEPISTAR CORP·Filed 2015·Granted Mar 21, 2017·9 cites·21 claims
- 0592USD644188SLight emitting diode arrayEPISTAR CORP·Filed 2010·Granted Aug 30, 2011·40 cites·1 claims
- 0690US9076946B2Light-emitting elementEPISTAR CORP·Filed 2013·Granted Jul 7, 2015·6 cites·20 claims
- 0789US9153738B2Light-emitting elementEPISTAR CORP·Filed 2015·Granted Oct 6, 2015·4 cites·20 claims
- 0889USD644187SLight emitting diode arrayEPISTAR CORP·Filed 2010·Granted Aug 30, 2011·34 cites·1 claims
- 0988US10490598B2Light-emitting structure having a plurality of light-emitting structure unitsEPISTAR CORP·Filed 2017·Granted Nov 26, 2019·6 cites·13 claims
- 1088US9859467B2Optoelectronic device and method for manufacturing the sameEPISTAR CORP·Filed 2015·Granted Jan 2, 2018·4 cites·21 claims
- 1188USD687396SLight-emitting diode arrayCHEN CHAO-HSING·Filed 2012·Granted Aug 6, 2013·39 cites·1 claims
- 1287US12176465B2Light-emitting deviceEPISTAR CORP·Filed 2023·Granted Dec 24, 2024·0 cites·20 claims
- 1386US12218279B2Optoelectronic device and method for manufacturing the sameEPISTAR CORP·Filed 2024·Granted Feb 4, 2025·0 cites·19 claims
- 1486US9196605B2Light-emitting structureSHEN CHIEN-FU·Filed 2011·Granted Nov 24, 2015·5 cites·16 claims
- 1586US2024274766A1Light-emitting deviceEPISTAR CORP·Filed 2024·Application pending·0 cites
- 1685US12155019B2Light-emitting deviceEPISTAR CORP·Filed 2023·Granted Nov 26, 2024·0 cites·20 claims
- 1785US11990575B2Light-emitting deviceEPISTAR CORP·Filed 2023·Granted May 21, 2024·0 cites·17 claims
- 1884US8507925B2Optoelectronic device and method for manufacturing the sameKUO DE-SHAN·Filed 2011·Granted Aug 13, 2013·8 cites·19 claims
- 1981US10062730B2Light-emitting structureEPISTAR CORP·Filed 2016·Granted Aug 28, 2018·2 cites·20 claims
- 2081US9171883B2Light emitting deviceCHEN CHAO HSING·Filed 2011·Granted Oct 27, 2015·4 cites·21 claims
- 2181USD740240SLight-emitting diode deviceEPISTAR CORP·Filed 2015·Granted Oct 6, 2015·19 cites·1 claims
- 2280US8076686B2Light emitting diode and manufacturing method thereofYU KUO-HUI·Filed 2008·Granted Dec 13, 2011·11 cites·6 claims
- 2380US2023187473A1Light-emitting structureEPISTAR CORP·Filed 2023·Application pending·0 cites
- 2479US10680138B2Light-emitting deviceEPISTAR CORP·Filed 2019·Granted Jun 9, 2020·1 cites·19 claims
- 2578US9893024B2Light emitting deviceEPISTAR CORP·Filed 2015·Granted Feb 13, 2018·2 cites·17 claims
- 2677US11699776B2Light-emitting element having conductive contact layerEPISTAR CORP·Filed 2021·Granted Jul 11, 2023·0 cites·18 claims
- 2777USD716238SLight-emitting diode arrayEPISTAR CORP·Filed 2013·Granted Oct 28, 2014·21 cites·1 claims
- 2877USD681569SLight-emitting diode arrayYEH HUI-CHUN·Filed 2012·Granted May 7, 2013·22 cites·1 claims
- 2976US11705545B2Light-emitting deviceEPISTAR CORP·Filed 2021·Granted Jul 18, 2023·0 cites·19 claims
- 3076US10985295B2Light-emitting deviceEPISTAR CORP·Filed 2020·Granted Apr 20, 2021·0 cites·19 claims
- 3176US9893241B2Light emitting device having bonding pads formed therein for packagingEPISTAR CORP·Filed 2016·Granted Feb 13, 2018·1 cites·20 claims
- 3275US9412906B2Light-emitting deviceEPISTAR CORP·Filed 2014·Granted Aug 9, 2016·1 cites·20 claims
- 3374US11908975B2Optoelectronic device and method for manufacturing the sameEPISTAR CORP·Filed 2021·Granted Feb 20, 2024·0 cites·15 claims
- 3474US11594573B2Light-emitting structure having a plurality of light-emitting structure unitsEPISTAR CORP·Filed 2021·Granted Feb 28, 2023·0 cites·20 claims
- 3572US9087946B2Light emitting deviceEPISTAR CORP·Filed 2012·Granted Jul 21, 2015·2 cites·13 claims
- 3672USD698743SLight-emitting diodeEPISTAR CORP·Filed 2013·Granted Feb 4, 2014·13 cites·1 claims
- 3771US9847460B2Light emitting device with reflective electrodeEPISTAR CORP·Filed 2016·Granted Dec 19, 2017·1 cites·17 claims
- 3870US9525104B2Light-emitting diodeEPISTAR CORP·Filed 2014·Granted Dec 20, 2016·2 cites·18 claims
- 3970USD725052SLight-emitting diode deviceEPISTAR CORP·Filed 2014·Granted Mar 24, 2015·15 cites·1 claims
- 4070USD681570SLight-emitting diodeWANG HSIN-YING·Filed 2012·Granted May 7, 2013·17 cites·1 claims
- 4169USD688819SLight emitting diodeSHEN CHIEN-FU·Filed 2011·Granted Aug 27, 2013·11 cites·1 claims
- 4268US9502615B2Light-emitting diode deviceEPISTAR CORP·Filed 2015·Granted Nov 22, 2016·1 cites·20 claims
- 4367USD750580SLight-emitting diode arrayEPISTAR CORP·Filed 2014·Granted Mar 1, 2016·13 cites·1 claims
- 4467USD681567SLight-emitting diodeWANG HSIN-YING·Filed 2012·Granted May 7, 2013·15 cites·1 claims
- 4566US10964847B2Light-emitting elementEPISTAR CORP·Filed 2019·Granted Mar 30, 2021·0 cites·19 claims
- 4666US9876153B2Light-emitting deviceEPISTAR CORP·Filed 2015·Granted Jan 23, 2018·1 cites·18 claims
- 4766US9508902B2Optoelectronic semiconductor deviceKO TSUN-KAI·Filed 2009·Granted Nov 29, 2016·3 cites·23 claims
- 4866USD721663SLight-emitting diode deviceEPISTAR CORP·Filed 2013·Granted Jan 27, 2015·11 cites·1 claims
- 4965US11011679B2Optoelectronic device and method for manufacturing the sameEPISTAR CORP·Filed 2019·Granted May 18, 2021·0 cites·18 claims
- 5065US9306124B2Light emitting device with reflective electrodeKO TING-CHIA·Filed 2012·Granted Apr 5, 2016·1 cites·20 claims
Showing the top 50 of 126 patent records by PatentIndex Score.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →