Inventor
LA HYUN-JU
KR11 patents
⚠️ This page may combine multiple inventors who share the name “LA HYUN-JU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LT MATERIALS CO LTD
9 patentsUS11891361B2Feb 6, 2024
Heterocyclic compound and organic light emitting device comprising same
LT MATERIALS CO LTD0 citations60
US11665961B2May 30, 2023
Heterocyclic compound and organic light emitting device using same
LT MATERIALS CO LTD0 citations60
US11552255B2Jan 10, 2023
Heterocyclic compound and organic light-emitting element using same
LT MATERIALS CO LTD0 citations60
US11302873B2Apr 12, 2022
Organic light-emitting device
LT MATERIALS CO LTD0 citations50
US12404280B2Sep 2, 2025
Heterocyclic compound, and organic light-emitting element using same
LT MATERIALS CO LTD0 citations49
US12338239B2Jun 24, 2025
Heterocyclic compound and organic light emitting diode comprising same
LT MATERIALS CO LTD0 citations49
US12252485B2Mar 18, 2025
Heterocyclic compound and organic light emitting device comprising same
LT MATERIALS CO LTD0 citations49
US11472817B2Oct 18, 2022
Heterocyclic compound and organic light-emitting device comprising same
LT MATERIALS CO LTD0 citations49
US12258353B2Mar 25, 2025
Heterocyclic compound and organic light-emitting element including same
LT MATERIALS CO LTD0 citations48