Inventor
LEE JAE TAK
KR14 patents
Patents
14 patentsUS12448370B2Oct 21, 2025
Heterocyclic compound and organic light-emitting device comprising same
LG CHEMICAL LTD0 citations51
US12202838B2Jan 21, 2025
Heterocyclic compound and organic light emitting device comprising same
LG CHEMICAL LTD0 citations51
US12137608B2Nov 5, 2024
Compound and organic light emitting device comprising the same
LG CHEMICAL LTD0 citations51
US12120949B2Oct 15, 2024
Organic light emitting diode
LG CHEMICAL LTD0 citations51
US12029115B2Jul 2, 2024
Organic light-emitting device
LG CHEMICAL LTD0 citations51
US12004423B2Jun 4, 2024
Organic light emitting device
LG CHEMICAL LTD0 citations51
US11997926B2May 28, 2024
Heterocyclic compound and organic light emitting element comprising same
LG CHEMICAL LTD0 citations51
US11980090B2May 7, 2024
Compound and organic light emitting device comprising the same
LG CHEMICAL LTD0 citations51
US11968892B2Apr 23, 2024
Organic light emitting device containing a light emitting layer an anthracene derivative, and an organic material layer containing a compound including as sustituents a cyano group and a nitrogen-containing heteroring
LG CHEMICAL LTD0 citations51
US11856809B2Dec 26, 2023
Method of screening for electron transport material and hole blocking material used in organic light emitting device
LG CHEMICAL LTD0 citations51
US11737358B2Aug 22, 2023
Compound and organic light emitting device comprising same
LG CHEMICAL LTD0 citations51
US11678574B2Jun 13, 2023
Compound and organic light emitting diode comprising same
LG CHEMICAL LTD0 citations51
US11569453B2Jan 31, 2023
Polycyclic compound and organic light emitting element comprising same
LG CHEMICAL LTD0 citations51
US12501823B2Dec 16, 2025
Organic light emitting device
LG CHEMICAL LTD0 citations48