Inventor
LEE HYOYOUNG
KR106 patents
⚠️ This page may combine multiple inventors who share the name “LEE HYOYOUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SAMSUNG DISPLAY CO LTD
30 patentsUS11171296B2Nov 9, 2021
Organometallic compound, organic light-emitting device including the same, and organic light-emitting apparatus including the organic light-emitting device
SAMSUNG DISPLAY CO LTD3 citations73
US10903432B2Jan 26, 2021
Heterocyclic compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD3 citations73
US10236452B2Mar 19, 2019
Compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD7 citations73
US10069085B2Sep 4, 2018
Heterocyclic compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD4 citations73
US11800793B2Oct 24, 2023
Organic electroluminescence device and polycyclic compound for organic electroluminescence device
SAMSUNG DISPLAY CO LTD2 citations71
US11489124B2Nov 1, 2022
Organic electroluminescence device and fused polycyclic compound for organic electroluminescence device
SAMSUNG DISPLAY CO LTD3 citations70
US12256633B2Mar 18, 2025
Organic electroluminescence device and fused polycyclic compound for organic electroluminescence device
SAMSUNG DISPLAY CO LTD1 citations63
US11844273B2Dec 12, 2023
Heterocyclic compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD0 citations63
US11588111B2Feb 21, 2023
Condensed-cyclic compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD1 citations63
US11563183B2Jan 24, 2023
Heterocyclic compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD1 citations63
US11251376B2Feb 15, 2022
Heterocyclic compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD1 citations63
US11133473B2Sep 28, 2021
Condensed cyclic compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD1 citations63
US10991891B2Apr 27, 2021
Condensed cyclic compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD2 citations63
US12563962B2Feb 24, 2026
Organic light-emitting device and electronic apparatus including the same
SAMSUNG DISPLAY CO LTD0 citations62
US12550606B2Feb 10, 2026
Organic light-emitting device and electronic apparatus including the same
SAMSUNG DISPLAY CO LTD0 citations62
US12356853B2Jul 8, 2025
Light-emitting device including condensed cyclic compound, and electronic apparatus including the light-emitting device
SAMSUNG DISPLAY CO LTD0 citations62
US12279527B2Apr 15, 2025
Organic electroluminescence device and fused polycyclic compound for organic electroluminescence device
SAMSUNG DISPLAY CO LTD0 citations62
US12232409B2Feb 18, 2025
Organometallic compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD0 citations62
US12052917B2Jul 30, 2024
Organic light-emitting device including heterocyclic compound with boron and nitrogen
SAMSUNG DISPLAY CO LTD2 citations62
US11968896B2Apr 23, 2024
Light-emitting device including condensed cyclic compound, and electronic apparatus including the light-emitting device
SAMSUNG DISPLAY CO LTD0 citations62
US11957042B2Apr 9, 2024
Heterocyclic compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD1 citations62
US11895907B2Feb 6, 2024
Condensed cyclic compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD2 citations62
US10897014B2Jan 19, 2021
Heterocyclic compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD1 citations62
US10720585B2Jul 21, 2020
Compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD1 citations62
US10714695B2Jul 14, 2020
Organic light-emitting device
SAMSUNG DISPLAY CO LTD2 citations62
US10319919B2Jun 11, 2019
Compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD2 citations62
US12514112B2Dec 30, 2025
Light-emitting device and electronic apparatus including the same
SAMSUNG DISPLAY CO LTD1 citations61
US12538702B2Jan 27, 2026
Condensed cyclic compound and organic electroluminescence device including the same
SAMSUNG DISPLAY CO LTD0 citations52
US12457894B2Oct 28, 2025
Organometallic compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD0 citations52
US12446462B2Oct 14, 2025
Condensed cyclic compound and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD0 citations52
RESEARCH & BUSINESS FOUND SUNGKYUNKWAN UNIV
8 patentsUS10214422B2Feb 26, 2019
Interlayer distance controlled graphene, supercapacitor and method of producing the same
RESEARCH & BUSINESS FOUND SUNGKYUNKWAN UNIV2 citations73
US10195586B2Feb 5, 2019
Reduced titanium dioxide and preparing method of the same
RESEARCH & BUSINESS FOUND SUNGKYUNKWAN UNIV2 citations71
US12416090B2Sep 16, 2025
Catalyst for hydrogen evolution reaction and preparing method of the same
RESEARCH & BUSINESS FOUND SUNGKYUNKWAN UNIV0 citations63
US12392046B2Aug 19, 2025
Catalyst for hydrogen evolution reaction and preparing method of the same
RESEARCH & BUSINESS FOUND SUNGKYUNKWAN UNIV0 citations63
US12559849B2Feb 24, 2026
Water splitting catalyst
RESEARCH & BUSINESS FOUND SUNGKYUNKWAN UNIV0 citations60
US12049436B2Jul 30, 2024
Preparing method of compounds including amide group from tertiary amine
RESEARCH & BUSINESS FOUND SUNGKYUNKWAN UNIV1 citations56
US12247006B2Mar 11, 2025
Preparing method of linear carbonate compounds
RESEARCH & BUSINESS FOUND SUNGKYUNKWAN UNIV0 citations53
US12241166B2Mar 4, 2025
Electrode catalyst for water electrolysis and method for preparing same
RESEARCH & BUSINESS FOUND SUNGKYUNKWAN UNIV0 citations53
KOREA ELECTRONICS TELECOMM
5 patentsUS6933063B2Aug 23, 2005
Spirobifluorene compounds, electroluminescence polymer and electroluminescence element having the same
KOREA ELECTRONICS TELECOMM8 citations74
US7368181B2May 6, 2008
Organic electroluminescent elements including triazine derivative compounds
KOREA ELECTRONICS TELECOMM6 citations63
US6878468B2Apr 12, 2005
Compounds capable of transporting/injecting hole and organic electroluminescent device having self-assembled monolayer comprising the same
KOREA ELECTRONICS TELECOMM6 citations61
US7880165B2Feb 1, 2011
Molecular electronic device including electrode having conductive polymer electrode layer
KOREA ELECTRONICS TELECOMM2 citations59
US7759677B2Jul 20, 2010
Molecular electronic device including organic dielectric thin film and method of fabricating the same
KOREA ELECTRONICS TELECOMM3 citations59
UNIV SUNGKYUNKWAN RES & BUS
4 patentsUS9388049B2Jul 12, 2016
Method of producing graphene using surfactant
UNIV SUNGKYUNKWAN RES & BUS4 citations73
US9012889B2Apr 21, 2015
Field effect transistor using graphene, phosphorus-doped graphene, and methods of producing the same
UNIV SUNGKYUNKWAN RES & BUS6 citations73
US9287518B2Mar 15, 2016
Light emitting device using graphene quantum dot and organic light emitting device including the same
UNIV SUNGKYUNKWAN RES & BUS4 citations69
US9284194B2Mar 15, 2016
Graphene oxide reducing agent and method for preparing reduced graphene oxide using the same
UNIV SUNGKYUNKWAN RES & BUS2 citations62
LEE HYOYOUNG
1 patentRES AND BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITY
1 patentSAMSUNG ELECTRONICS CO LTD
1 patentShowing the top 50 of 106 patents by PatentIndex Score.