Inventor
LEE HOYONG
KR40 patents
⚠️ This page may combine multiple inventors who share the name “LEE HOYONG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LG CHEMICAL LTD
39 patentsUS9391281B2Jul 12, 2016
Heterocyclic compound and organic electronic element containing same
LG CHEMICAL LTD9 citations83
US10544166B2Jan 28, 2020
Compound and color conversion film comprising same
LG CHEMICAL LTD3 citations72
US10131836B2Nov 20, 2018
Color conversion film and back light unit and display apparatus comprising the same
LG CHEMICAL LTD2 citations72
US9882146B2Jan 30, 2018
Heterocyclic compound and organic electronic element containing same
LG CHEMICAL LTD4 citations72
US9698358B2Jul 4, 2017
Nitrogen-containing polycyclic compound and organic electroluminescent device using the same
LG CHEMICAL LTD2 citations72
US10150911B2Dec 11, 2018
Metal complex and color conversion film comprising same
LG CHEMICAL LTD2 citations71
US10003030B2Jun 19, 2018
Heterocyclic compound and organic light emitting device comprising same
LG CHEMICAL LTD2 citations71
US11214580B2Jan 4, 2022
Compound, color conversion film comprising same, back-light unit, and display device
LG CHEMICAL LTD2 citations70
US11111231B2Sep 7, 2021
Heterocyclic compound and organic light-emitting device comprising same
LG CHEMICAL LTD0 citations62
US10253016B2Apr 9, 2019
Heterocyclic compound and organic light-emitting device comprising same
LG CHEMICAL LTD1 citations62
US11993616B2May 28, 2024
Compound and optical film comprising same
LG CHEMICAL LTD1 citations61
US10703768B2Jul 7, 2020
Compound and color conversion film comprising same
LG CHEMICAL LTD2 citations61
US11332660B2May 17, 2022
Compound, color conversion composition and color conversion film comprising same, back light unit comprising same, display device comprising same, and method for manufacturing color conversion film
LG CHEMICAL LTD0 citations60
US10961260B2Mar 30, 2021
Nitrogenous compound and color conversion film comprising same
LG CHEMICAL LTD1 citations60
US10766910B2Sep 8, 2020
Nitrogen-containing compound and color conversion film comprising same
LG CHEMICAL LTD1 citations60
US10711015B2Jul 14, 2020
Nitrogen-containing compound and color conversion film comprising same
LG CHEMICAL LTD1 citations60
US12060456B2Aug 13, 2024
Polyimide precursor composition and polyimide film, substrate for display device, and optical device prepared by using same
LG CHEMICAL LTD0 citations59
US11773259B2Oct 3, 2023
Polycarbonate composition and optical product formed therefrom
LG CHEMICAL LTD0 citations59
US11091503B2Aug 17, 2021
Compound and color conversion film comprising the same
LG CHEMICAL LTD1 citations58
US12577263B2Mar 17, 2026
Compound and optical film comprising same
LG CHEMICAL LTD0 citations51
US11926706B2Mar 12, 2024
Diamine compound, and polyimide precursor and polyimide film using same
LG CHEMICAL LTD0 citations51
US10032996B2Jul 24, 2018
Hetero-cyclic compound and organic light emitting device including the same
LG CHEMICAL LTD1 citations51
US9412954B2Aug 9, 2016
Heterocyclic compound and organic electronic element containing same
LG CHEMICAL LTD0 citations51
US12297211B2May 13, 2025
Color conversion composition, color conversion film including same, backlight unit, and display device
LG CHEMICAL LTD0 citations50
US12043627B2Jul 23, 2024
Compound and color conversion film comprising same
LG CHEMICAL LTD0 citations50
US11479549B2Oct 25, 2022
Nitrogen-containing cyclic compound and color conversion film comprising same
LG CHEMICAL LTD0 citations50
US11299669B2Apr 12, 2022
Color conversion film, method for producing same, back-light unit and display apparatus
LG CHEMICAL LTD0 citations50
US10954227B2Mar 23, 2021
Nitrogen-containing cyclic compound and color conversion film comprising same
LG CHEMICAL LTD0 citations50
US12240803B2Mar 4, 2025
Diamine compound, and polyimide precursor and polyimide film using same
LG CHEMICAL LTD0 citations49
US12091600B2Sep 17, 2024
Compound and color conversion film comprising same, backlight unit, and display device
LG CHEMICAL LTD0 citations49
US12473382B2Nov 18, 2025
Hologram recording medium and optical element comprising the same
LG CHEMICAL LTD0 citations48
US11479566B1Oct 25, 2022
Compound and color conversion film comprising same
LG CHEMICAL LTD0 citations48
US11858952B2Jan 2, 2024
Compound and color conversion film comprising same
LG CHEMICAL LTD0 citations47
US11498931B2Nov 15, 2022
Nitrogen-containing compound, color conversion film comprising same, and backlight unit and display device each comprising same
LG CHEMICAL LTD0 citations45
US12584020B2Mar 24, 2026
Compound, photosensitive fluorescent resin composition comprising same, color conversion film prepared using same, backlight unit, and display device
LG CHEMICAL LTD0 citations44
US12384781B2Aug 12, 2025
Compound, photosensitive fluorescent resin composition comprising same, color conversion film manufactured therefrom, backlight unit, and display device
LG CHEMICAL LTD0 citations44
US12242191B2Mar 4, 2025
Compound, photosensitive fluorescent resin composition comprising same, color conversion film, backlight unit, and display device
LG CHEMICAL LTD0 citations44
US10112959B2Oct 30, 2018
Metal complex and color conversion film comprising same
LG CHEMICAL LTD0 citations40
US10858375B2Dec 8, 2020
Nitrogenous cyclic compound and color changing film comprising same
LG CHEMICAL LTD0 citations39