Inventor
HA JAEKOOK
KR44 patents
Patents
44 patentsUS11597848B2Mar 7, 2023
Ink composition, light-emitting device including the same, and method of preparing the light-emitting device
SAMSUNG DISPLAY CO LTD9 citations84
US11667834B2Jun 6, 2023
Method for manufacturing light emitting element including quantum dot in an emission layer
SAMSUNG DISPLAY CO LTD2 citations72
US12173209B2Dec 24, 2024
Quantum dot, and ink composition, light-emitting device, optical member, and apparatus including quantum dot
SAMSUNG DISPLAY CO LTD2 citations70
US9472770B2Oct 18, 2016
Compound for hole-transport and organic light-emitting device using the same
SAMSUNG DISPLAY CO LTD5 citations66
US12435265B2Oct 7, 2025
Quantum dot composition, light-emitting element and display device including the same
SAMSUNG DISPLAY CO LTD1 citations63
US12509627B2Dec 30, 2025
Nano composite, a nanoparticle ink composition including same, and a light-emitting device including the nanoparticle ink composition
SAMSUNG DISPLAY CO LTD1 citations62
US12258504B2Mar 25, 2025
Method for manufacturing a light emitting element including a quantum dot composition
SAMSUNG DISPLAY CO LTD0 citations62
US12129416B2Oct 29, 2024
Quantum dot composition, light emitting element, and method for manufacturing the same
SAMSUNG DISPLAY CO LTD0 citations62
US11959001B2Apr 16, 2024
Quantum dot composition, light emitting element, and method for manufacturing the same
SAMSUNG DISPLAY CO LTD0 citations62
US11910703B2Feb 20, 2024
Quantum dot composition including a quantum dot, and a ligand having a head portion, a connecting portion including a metal, and a tail portion
SAMSUNG DISPLAY CO LTD1 citations62
US11895916B2Feb 6, 2024
Light-emitting device and method of manufacturing the same
SAMSUNG DISPLAY CO LTD0 citations62
US11866627B2Jan 9, 2024
Quantum dot composition including a ligand bonded to a surface of a quantum dot, light emitting element including an emission layer containing a quantum dot and ligand residues, and method for manufacturing the same
SAMSUNG DISPLAY CO LTD0 citations62
US11737294B2Aug 22, 2023
Quantum dot composition, light emitting diode and display device including the light emitting diode
SAMSUNG DISPLAY CO LTD1 citations62
US11437586B2Sep 6, 2022
Light-emitting device and method of manufacturing the same
SAMSUNG DISPLAY CO LTD0 citations62
US11342503B2May 24, 2022
Organic light emitting device and method of manufacturing the same
SAMSUNG DISPLAY CO LTD0 citations62
US10553796B2Feb 4, 2020
Organic light emitting device and method of manufacturing the same
SAMSUNG DISPLAY CO LTD1 citations62
US12448530B2Oct 21, 2025
Ink composition, light emitting diode, and method for manufacturing light emitting diode
SAMSUNG DISPLAY CO LTD0 citations61
US12398283B2Aug 26, 2025
Ink composition and method for manufacturing light emitting element
SAMSUNG DISPLAY CO LTD0 citations61
US11955468B2Apr 9, 2024
Light emitting element and display device including the same and method for manufacturing display device
SAMSUNG DISPLAY CO LTD0 citations61
US11777058B2Oct 3, 2023
Light-emitting device and display apparatus including the same
SAMSUNG DISPLAY CO LTD0 citations61
US11649401B2May 16, 2023
Quantum dot-containing material, method of preparing the same, and optical member and apparatus including the quantum dot-containing material
SAMSUNG DISPLAY CO LTD0 citations61
US11569448B2Jan 31, 2023
Cross-linkable arylamine-based compound, polymer obtained therefrom, light-emitting device including the polymer, and electronic apparatus including the light-emitting device
SAMSUNG DISPLAY CO LTD1 citations61
US11329232B2May 10, 2022
Arylamine-based compound including thermally decomposable groups and organic light-emitting device including the same
SAMSUNG DISPLAY CO LTD1 citations61
US12595387B2Apr 7, 2026
Ink composition for light-emitting device and light-emitting device manufactured by using the same
SAMSUNG DISPLAY CO LTD0 citations60
US12459949B2Nov 4, 2025
Light-emitting device and method of manufacturing the same
SAMSUNG DISPLAY CO LTD0 citations60
US11859116B2Jan 2, 2024
Quantum dot composition and method of manufacturing light-emitting device using the quantum dot composition
SAMSUNG DISPLAY CO LTD0 citations60
US11672168B2Jun 6, 2023
Ligand for surface modification, light emitting element including the same, and method for manufacturing display device
SAMSUNG DISPLAY CO LTD1 citations60
US12486421B2Dec 2, 2025
Ink composition for light-emitting device and light emitting device manufactured using same
SAMSUNG DISPLAY CO LTD0 citations58
US12378470B2Aug 5, 2025
Composition and method of forming quantum dot layer with the composition, quantum dot layer and light-emitting device including the quantum dot layer
SAMSUNG DISPLAY CO LTD0 citations58
US12069877B2Aug 20, 2024
Composition for manufacturing light-emitting device, light-emitting device manufactured by the same, and method of manufacturing the light-emitting device
SAMSUNG DISPLAY CO LTD0 citations56
US12384961B2Aug 12, 2025
Ink composition, organic light-emitting device using the ink composition, and method of manufacturing organic light-emitting device using the ink composition
SAMSUNG DISPLAY CO LTD0 citations51
US12178114B2Dec 24, 2024
Azide-based compound, organic light-emitting device including the azide-based compound, and method of manufacturing the organic light-emitting device
SAMSUNG DISPLAY CO LTD0 citations51
US11404642B2Aug 2, 2022
Organic light-emitting device and method of manufacturing the same
SAMSUNG DISPLAY CO LTD0 citations51
US11349078B2May 31, 2022
Composition for forming organic light-emitting device and method of preparing organic light-emitting device
SAMSUNG DISPLAY CO LTD0 citations51
US12289983B2Apr 29, 2025
Hole-transporting ink composition, light-emitting device, and method of preparing the light-emitting device
SAMSUNG DISPLAY CO LTD0 citations50
US12207548B2Jan 21, 2025
Light-emitting device and apparatus including the same
SAMSUNG DISPLAY CO LTD0 citations50
US12163036B2Dec 10, 2024
Ink composition, light-emitting apparatus using ink composition, and method of manufacturing light-emitting apparatus
SAMSUNG DISPLAY CO LTD0 citations50
US12122952B2Oct 22, 2024
Inorganic nanoparticle composition, light-emitting device, method of manufacturing light-emitting device, and electronic apparatus including light-emitting device
SAMSUNG DISPLAY CO LTD0 citations50
US11702542B2Jul 18, 2023
Composition including polymer, interlayer prepared from the composition, and device comprising the same
SAMSUNG DISPLAY CO LTD0 citations50
US12167687B2Dec 10, 2024
Organic light-emitting device and method of manufacturing the same
SAMSUNG DISPLAY CO LTD0 citations49
US11453628B2Sep 27, 2022
Condensed cyclic compound, composition including the same, and organic light-emitting device including thin film formed from the composition
SAMSUNG DISPLAY CO LTD0 citations49
US12448534B2Oct 21, 2025
Method of forming hole injection layer, hole injection layer ink composition, and light-emitting device manufactured by using hole injection layer ink composition
SAMSUNG DISPLAY CO LTD0 citations47
US12297365B2May 13, 2025
Composition for forming light-emitting device, method of manufacturing light-emitting device using the composition, and light-emitting device manufactured using the method
SAMSUNG DISPLAY CO LTD0 citations45
US10804467B2Oct 13, 2020
Method of manufacturing organic light-emitting device
SAMSUNG DISPLAY CO LTD0 citations40