Inventor · disambiguated record
Younghak Chang
Also filed as: CHANG YOUNGHAK
12 granted patents·3 pending applications·41 citations·filing 2012–2022
86Inventor score
Top patents by PatentIndex Score
15 records- 0194US11322488B2Display device using semiconductor light emitting elementLG ELECTRONICS INC·Filed 2017·Granted May 3, 2022·17 cites·16 claims
- 0291US10950583B2Transfer head and transfer system for semiconductor light-emitting device and method for transferring semiconductor light-emitting deviceLG ELECTRONICS INC·Filed 2016·Granted Mar 16, 2021·14 cites·21 claims
- 0385US10424500B2Semiconductor light emitting device, transfer head of semiconductor light emitting device, and method of transferring semiconductor light emitting deviceLG ELECTRONICS INC·Filed 2015·Granted Sep 24, 2019·5 cites·9 claims
- 0469US10854692B2Display device using semiconductor light emitting deviceLG ELECTRONICS INC·Filed 2018·Granted Dec 1, 2020·2 cites·11 claims
- 0568US11990565B2Display device using semiconductor light-emitting diodesLG ELECTRONICS INC·Filed 2018·Granted May 21, 2024·1 cites·19 claims
- 0665US11942457B2Display device using semiconductor light emitting elementLG ELECTRONICS INC·Filed 2022·Granted Mar 26, 2024·0 cites·19 claims
- 0762US12237359B2Display apparatus using semiconductor light-emitting deviceLG ELECTRONICS INC·Filed 2018·Granted Feb 25, 2025·1 cites·18 claims
- 0860US10446529B2Display device using semiconductor light emitting deviceLG ELECTRONICS INC·Filed 2018·Granted Oct 15, 2019·1 cites·16 claims
- 0949US2025040307A1Semiconductor light-emitting element and display deviceLG ELECTRONICS INC·Filed 2022·Application pending·0 cites
- 1047US2025015242A1Display deviceLG ELECTRONICS INC·Filed 2021·Application pending·0 cites
- 1139US12490566B2Display device using semiconductor light-emitting elementsLG ELECTRONICS INC·Filed 2018·Granted Dec 2, 2025·0 cites·20 claims
- 1239US12300767B2Display apparatus using micro LED and method for manufacturing sameLG ELECTRONICS INC·Filed 2019·Granted May 13, 2025·0 cites·20 claims
- 1336US2018277589A1Display device using semiconductor light emitting deviceLG ELECTRONICS INC·Filed 2017·Application pending·0 cites
- 1435US9184340B2Non-polar nitride-based light emitting device and method for fabricating the sameJUNG SUKKOO·Filed 2012·Granted Nov 10, 2015·0 cites·19 claims
- 1532US9136119B2Non-polar substrate having hetero-structure and method for manufacturing the same, and nitride-based light emitting device using the sameJUNG SUKKOO·Filed 2012·Granted Sep 15, 2015·0 cites·10 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →