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公开(公告)号：US11613774B2
公开(公告)日：2023-03-28
申请号：US16700618
申请日：2019-12-02
Applicant: SFC CO., LTD.
Inventor： Goutam Masanta , Bong-Ki Shin , Ju-man Song , Tea-hee Lee , Jong-Tae Je
IPC: C12Q1/68 , C09B23/00 , C12Q1/6844 , C07D519/00 , C12Q1/6806 , C12Q1/686 , G01N33/542
Abstract: The present disclosure relates to a quencher having a quenching effect on a fluorescent material exhibiting luminescence characteristics at an excited energy level, and various uses thereof.
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公开(公告)号：US10473666B2
公开(公告)日：2019-11-12
申请号：US15743769
申请日：2016-07-18
Applicant: SFC CO., LTD.
Inventor： Ju-man Song , Seon-Gi Min , Seung-Soo Lee , Do-min Lee , Kyung-Hwa Park , Moon-Chan Hwang , Bong-Ki Shin , Jong-Tae Je
Abstract: The present invention relates to dye compounds represented by Formulae I and II, which are described in the specification. The dye compounds of the present invention have markedly improved quantum yields and emit strong fluorescence compared to existing cyanine dyes. Due to these advantages, the dye compounds of the present invention can find applications in various fields, for example, as probes for various biological systems where optical imaging is required. Particularly, the dye compounds of the present invention can be used as mitotrackers capable of labeling and tracking mitochondria. Therefore, the dye compounds of the present invention can be used to quantitatively image mitochondria in live tissues and cells. Furthermore, the dye compounds of the present invention can be applied as pH probes for measuring the pH of live cells.
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公开(公告)号：US11605785B2
公开(公告)日：2023-03-14
申请号：US16650717
申请日：2018-09-21
Applicant: HODOGAYA CHEMICAL CO., LTD. , SFC CO., LTD.
Inventor： Yuta Hirayama , Takeshi Yamamoto , Kazuyuki Suruga , Se-Jin Lee , Oun-Gyu Lee , Bong-Ki Shin
Abstract: There is provided an organic electroluminescence device, including at least an anode, a hole transport layer, a light-emitting layer, an electron transport layer, and a cathode in the stated order, the organic electroluminescence device being characterized in that the hole transport layer contains an arylamine compound represented by formula (1), and the light-emitting layer contains a heterocyclic compound having a fused ring structure represented by formula (2) or a heterocyclic compound having a fused ring stricture represented by formula (3), wherein each of formulas (1), (2) and (3) are set forth in the specification.
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公开(公告)号：US11597842B2
公开(公告)日：2023-03-07
申请号：US16860982
申请日：2020-04-28
Applicant: SFC CO., LTD.
Inventor： Bong-Ki Shin , Tae-Young Kim , Ju-Man Song , Hee-Jung Yang , Jong-Tae Je
Abstract: The present invention relates to: a labeling dye having excellent fluorescent intensity and photostability; and a kit.
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公开(公告)号：US10424742B2
公开(公告)日：2019-09-24
申请号：US15504804
申请日：2015-08-06
Applicant: HODOGAYA CHEMICAL CO., LTD. , SFC CO., LTD.
Inventor： Shuichi Hayashi , Daizou Kanda , Shunji Mochiduki , Se-Jin Lee , Oun-gyu Lee , Bong-Ki Shin
IPC: H01L51/00 , C09K11/06 , C07D221/18 , C07D403/14 , C07D403/04 , C07D403/10 , C07D491/048 , C07D495/14 , C09D11/02 , C07D495/04 , H01L51/50 , C09K11/02 , C07D209/94
Abstract: The organic EL device of the invention has, in order, an anode, a hole transport layer, a luminous layer, an electron transport layer and a cathode. The hole transport layer includes an indenoacridan derivative represented by the following general formula (1), and the luminous layer includes an N-aromatic substituted indenoindole compound and/or an N-aromatic substituted carbazole compound. In the formula, A1 is a divalent aromatic hydrocarbon group, a divalent aromatic heterocyclic group or a single bond, B is a monovalent aromatic hydrocarbon group; a monovalent aromatic heterocyclic group; or a disubstituted amino group having, as a substituent, a monovalent aromatic hydrocarbon group or a monovalent aromatic heterocyclic group; and R1 to R14 each represent a hydrogen atom or an alkyl group.
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Patent Agency Ranking
公开(公告)号：US11292798B2
公开(公告)日：2022-04-05
申请号：US16848586
申请日：2020-04-14
Applicant: SFC CO., LTD.
Inventor： Bong-Ki Shin , Jong-Tae Je
IPC: A61B5/00 , A61B8/00 , A61B10/00 , C07D491/147 , A61K49/00
Abstract: The present invention relates to: a novel merocyanine-based compound which exhibits a fluorescence signal at a visible light region of at least 380 nm, and which may be used for detecting biomolecules; and a biomolecular labeling dye, kit and contrast agent composition comprising the same.
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公开(公告)号：US11217754B2
公开(公告)日：2022-01-04
申请号：US15329083
申请日：2015-07-27
Applicant: HODOGAYA CHEMICAL CO., LTD. , SFC CO., LTD.
Inventor： Shuichi Hayashi , Naoaki Kabasawa , Shunji Mochiduki , Se-Jin Lee , Oun-gyu Lee , Bong-Ki Shin
IPC: H01L51/00 , C07C211/54 , C07C211/58 , C07D403/04 , C07C211/61 , C07D491/048 , C07D495/04 , C07D495/14 , C07D403/10 , C09K11/06 , C07D493/04 , C07C217/90 , C07D235/08 , C07D239/26 , C07D307/91 , C07D333/76 , C07D401/10 , C07D401/14 , C07D403/14 , C07D409/12 , C07D471/04 , H01L51/50
Abstract: According to the present invention, there is provided an organic electroluminescent device which has an anode, a hole transport layer, a luminous layer, an electron transport layer, and a cathode arranged in order of description. The device is characterized in that: the hole transport layer includes a specific arylamine compound, and that the luminous layer includes a specific indenoindole derivative or a specific carbazole derivative. The organic EL device of the present invention has improved efficiency of hole transport from the hole transport layer to the luminous layer and also improved efficiency of electron transport from the electron transport layer to the luminous layer, in comparison to conventional organic EL devices.
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公开(公告)号：US10981938B2
公开(公告)日：2021-04-20
申请号：US16687916
申请日：2019-11-19
Applicant: SFC CO., LTD.
Inventor： SungHoon Joo , Ji-Hwan Kim , Byung-sun Yang , Hyeon Jun Jo , Sungeun Choi , Su-jin Kim , Bong-Ki Shin
Abstract: Disclosed are polycyclic aromatic compounds that can be employed in various organic layers of organic electroluminescent devices. Also disclosed are organic electroluminescent devices including the polycyclic aromatic compounds. The organic electroluminescent devices are highly efficient and long lasting and have greatly improved luminous efficiency.
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公开(公告)号：US12219872B2
公开(公告)日：2025-02-04
申请号：US17417267
申请日：2019-12-18
Applicant: Hodogaya Chemical Co., Ltd. , SFC CO., LTD.
Inventor： Yuta Hirayama , Takeshi Yamamoto , Shunji Mochizuki , Shuichi Hayashi , Se-Jin Lee , Oun-Gyu Lee , Bong-Ki Shin
IPC: H10K50/11 , H01L51/00 , H10K59/00 , H10K85/60 , H10K101/10
Abstract: The present invention provides various organic electroluminescent elements using a material for a capping layer and a material for a luminous layer, in which the material for a capping layer uses an arylamine material that exhibit excellent stability and durability in the form of a thin film, especially a specific amine compound having a high refractive index and having a high absorbance within a wavelength range from 400 nm to 410 nm in the absorption spectrum at a concentration of 10−5 mol/L; and in which the material for a luminous layer uses a compound containing a heterocyclic compound that has a specific fused ring structure.
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公开(公告)号：US20210036233A1
公开(公告)日：2021-02-04
申请号：US16932802
申请日：2020-07-19
Applicant: SFC CO., LTD.
Inventor： Sung Hoon Joo , Ji-Hwan Kim , Byung-sun Yang , Hyeon Jun Jo , Sungeun Choi , Su-Jin Kim , Bong-Ki Shin , Soon-Wook Cha , Yoona Shin , Sung woo Kim , Jiwon Lee , Tae Young Kim , Seok-bae Park , Yu-rim Lee , Hee-dae Kim , Seongeun Woo , Dong Myung Park
IPC: H01L51/00
Abstract: Disclosed herein is an organic light emitting diode comprising a compound represented by Chemical Formula A or B and an anthracene derivative represented by Chemical Formula H. Here, Chemical Formulas A, B, and H are as described in the specification.
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