公开(公告)号：US12077532B2

公开(公告)日：2024-09-03

申请号：US17288647

申请日：2019-11-08

Applicant: LT MATERIALS CO., LTD.

Inventor： Ji-Young Kim ,  Han-Kook Oh ,  Won-Jang Jeong

IPC: C07D519/00 ,  C07D471/04 ,  H10K30/30 ,  H10K50/16 ,  H10K85/60

CPC classification number: C07D471/04 ,  C07D519/00 ,  H10K30/353 ,  H10K50/16 ,  H10K85/622 ,  H10K85/654 ,  H10K85/6572 ,  H10K85/6574

Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.

公开(公告)号：US11588110B2

公开(公告)日：2023-02-21

申请号：US16876300

申请日：2020-05-18

Applicant: LT MATERIALS CO., LTD.

Inventor： Ji-Young Kim ,  Juntae Mo ,  Dong-Jun Kim

IPC: H01L51/00 ,  C07D491/048 ,  C07D495/04 ,  H01L51/50

Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device including the same.

公开(公告)号：US11434228B2

公开(公告)日：2022-09-06

申请号：US16650732

申请日：2018-10-01

Applicant: LT MATERIALS CO., LTD.

Inventor： Gi-Back Lee ,  Seong-Jong Park ,  Ji-Young Kim ,  Won-Jang Jeong ,  Jin-Seok Choi ,  Dae-Hyuk Choi ,  Joo-Dong Lee

IPC: C07D403/14 ,  C07D403/04 ,  C07D407/14 ,  C07D409/14 ,  H01L51/00 ,  H01L51/42 ,  H01L51/50

Abstract: The present specification relates to a heterocyclic compound represented by Chemical Formula 1, and an organic light emitting device comprising the same.