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公开(公告)号：US20230143071A1
公开(公告)日：2023-05-11
申请号：US17815120
申请日：2022-07-26
Applicant: Samsung Display Co., Ltd.
Inventor： Hirokazu KUWABARA , Ryuhei FURUE , Yuma AOKI , Yuuki MIYAZAKI
CPC classification number: C07F5/027 , H01L51/008 , H01L51/0071 , H01L51/0072 , H01L51/0074 , H01L51/0059 , H01L51/006 , H01L51/0067 , H01L51/5024 , C07B2200/05
Abstract: Provided is a light emitting device including a first electrode, a second electrode facing the first electrode, and an emission layer between the first electrode and the second electrode, wherein the emission layer includes a host and a dopant, and the host includes a compound represented by Formula E-2a or Formula E-2b, and the dopant includes a fused polycyclic compound represented by Formula 1.
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公开(公告)号：US20230063633A1
公开(公告)日：2023-03-02
申请号：US17834273
申请日：2022-06-07
Applicant: Samsung Display Co., Ltd.
Inventor： Yuuki MIYAZAKI
Abstract: A light emitting diode includes a first electrode, a second electrode disposed on the first electrode, and at least one functional layer disposed between the first electrode and the second electrode. The at least one functional layer includes a compound represented by Formula 1, thereby exhibiting high efficiency and long lifespan.
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公开(公告)号：US20220223799A1
公开(公告)日：2022-07-14
申请号：US17391636
申请日：2021-08-02
Applicant: Samsung Display Co., Ltd.
Inventor： Keigo HOSHI , Tetsuji HAYANO , Yuuki MIYAZAKI
IPC: H01L51/00
Abstract: Provided is a light emitting device including a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer includes at least one polycyclic compound represented by Formula 1 below, and may thus exhibit long life characteristics.
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公开(公告)号：US20250151616A1
公开(公告)日：2025-05-08
申请号：US19015142
申请日：2025-01-09
Applicant: Samsung Display Co., Ltd.
Inventor： Keigo HOSHI , Tetsuji HAYANO , Yuuki MIYAZAKI
IPC: H10K85/60 , H10K50/11 , H10K101/40
Abstract: Provided is a light emitting device including a first electrode, a second electrode disposed on the first electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer includes at least one polycyclic compound represented by Formula 1 below, and may thus exhibit long life characteristics.
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公开(公告)号：US20230016620A1
公开(公告)日：2023-01-19
申请号：US17843548
申请日：2022-06-17
Inventor： Yuuki MIYAZAKI , Yuji SUZAKI , In Seob PARK , Takuma YASUDA
IPC: H01L51/00
Abstract: A light emitting element includes a first electrode, a second electrode, and at least one functional layer which is disposed between the first electrode and the second electrode and includes a compound represented by Formula 1 below, thereby exhibiting high efficiency characteristics. The compound of Formula 1 may be included in the emission layer of the light emitting element as a dopant.
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Patent Agency Ranking
6.发明申请公开(公告)号：US20210273175A1
公开(公告)日：2021-09-02
申请号：US17091619
申请日：2020-11-06
Applicant: Samsung Display Co., Ltd.
Inventor： Hankyu PAK , Mun-ki SIM , Seokhwan HWANG , Junha PARK , Jang Yeol BAEK , Keigo HOSHI , Yuuki MIYAZAKI , Hyoyoung LEE , Minjung JUNG , Sun Young PAK , Chanseok OH
Abstract: An organic electroluminescence device includes a first electrode, an organic layer disposed on the first electrode, and a second electrode disposed on the organic layer, wherein the organic layer includes a polycyclic compound represented by Formula 1. The organic electroluminescence device may have high emission efficiency.
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7.发明申请公开(公告)号：US20250120247A1
公开(公告)日：2025-04-10
申请号：US18825803
申请日：2024-09-05
Applicant: Samsung Display Co., Ltd.
Inventor： Yuuki MIYAZAKI
IPC: H10K50/12 , C09K11/06 , H10K50/115 , H10K85/30 , H10K85/40 , H10K85/60 , H10K101/20
Abstract: A light emitting element includes a first electrode, a second electrode disposed on the first electrode, and a light emitting layer disposed between the first electrode and the second electrode. The light emitting layer includes a first compound represented by Formula 1 below, and may exhibit high efficiency and long-lifespan properties. In Formula 1, the substituents are the same as defined in the Detailed Description.
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公开(公告)号：US20240215445A1
公开(公告)日：2024-06-27
申请号：US18451634
申请日：2023-08-17
Applicant: Samsung Display Co., Ltd.
Inventor： Yuuki MIYAZAKI , Hirokazu KUWABARA , Ryuhei FURUE , Yoshiro SUGITA , Yuji SUZAKI
CPC classification number: H10K85/658 , C07F5/027 , C09K11/06 , C09K2211/1018 , H10K50/12
Abstract: A light emitting device includes a first electrode, a second electrode facing the first electrode, and a functional layer disposed between the first electrode and the second electrode, wherein the functional layer includes a first compound represented by Formula 1 below:
In Formula 1, the substituents are the same as defined in the Detailed Description.-
公开(公告)号：US20230217826A1
公开(公告)日：2023-07-06
申请号：US18149487
申请日：2023-01-03
Applicant: Samsung Display Co., Ltd.
Inventor： Hirokazu KUWABARA , Ryuhei FURUE , Yuma AOKI , Yuuki MIYAZAKI
CPC classification number: H10K85/658 , H10K50/15 , H10K50/16 , H10K50/11 , H10K85/657 , H10K85/6572 , H10K85/6574 , H10K85/654 , H10K85/40 , H10K85/346 , C07F5/027 , C07B2200/05
Abstract: A light emitting element includes a first electrode, a second electrode, and an emission layer between the first electrode and the second electrode and includes a compound represented by Formula 1 below, thereby exhibiting a long service life characteristic.
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公开(公告)号：US20210351361A1
公开(公告)日：2021-11-11
申请号：US17179837
申请日：2021-02-19
Inventor： Yuuki MIYAZAKI , Yuji SUZAKI , In Seob PARK , Takuma YASUDA , Jong Uk KIM , Hyukgi MIN
Abstract: An organic electroluminescence device exhibiting high light emission efficiency is provided, which includes a first electrode, a second electrode, and an emission layer disposed between the first electrode and the second electrode. The emission layer may include a compound represented by Formula 1.
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