YC

Younghak Chang

LG: 11 patents #4,052 of 26,165Top 20%
📍 Seoul, KR: #5,298 of 39,741 inventorsTop 15%
Overall (All Time): #433,235 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
12300767 Display apparatus using micro LED and method for manufacturing same Jeomoh KIM 2025-05-13
12237359 Display apparatus using semiconductor light-emitting device Jungsub KIM, Myoungsoo KIM, Yeonhong JUNG 2025-02-25
11990565 Display device using semiconductor light-emitting diodes Jungsub KIM, Sunghyun MOON, Jina JEON 2024-05-21
11942457 Display device using semiconductor light emitting element 2024-03-26
11322488 Display device using semiconductor light emitting element 2022-05-03
10950583 Transfer head and transfer system for semiconductor light-emitting device and method for transferring semiconductor light-emitting device Sunghyun MOON, Jina JEON, Seonhoo Kim, Youngjoo Yee, Hwankuk YUH 2021-03-16
10854692 Display device using semiconductor light emitting device Sukkoo JUNG 2020-12-01
10446529 Display device using semiconductor light emitting device Minwoo Lee, Yeonhong JUNG, Youngje Jo 2019-10-15
10424500 Semiconductor light emitting device, transfer head of semiconductor light emitting device, and method of transferring semiconductor light emitting device Jina JEON 2019-09-24
9184340 Non-polar nitride-based light emitting device and method for fabricating the same Sukkoo JUNG, Hyunggu Kim, Kyuhyun Bang 2015-11-10
9136119 Non-polar substrate having hetero-structure and method for manufacturing the same, and nitride-based light emitting device using the same Sukkoo JUNG, Hyunggu Kim, Kyuhyun Bang 2015-09-15