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公开(公告)号：US12195654B2
公开(公告)日：2025-01-14
申请号：US17407146
申请日：2021-08-19
Applicant: FUJIFILM Corporation
Inventor： Kousuke Watanabe , Naoyuki Hanaki , Kouitsu Sasaki , Tomoaki Yoshioka , Kazuhei Kaneko , Yoshinori Kanazawa
Abstract: An object of the present invention is to provide a luminescent particle having an emission maximum wavelength in a long wavelength range of 680 nm or longer and exhibiting a high quantum yield; and a compound having an emission maximum wavelength in a long wavelength range of 680 nm or longer and exhibiting a high quantum yield in the particles. According to the present invention, provided is a luminescent particle containing at least one kind of compound represented by Formula (1) (definitions of substituents in the formula are as set forth in the description) and a particle.
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公开(公告)号：US11674966B2
公开(公告)日：2023-06-13
申请号：US16584079
申请日：2019-09-26
Applicant: FUJIFILM Corporation
Inventor： Hiroyuki Chiku , Tomoaki Yoshioka , Kousuke Watanabe , Kazuhiro Hamada , Kouitsu Sasaki
CPC classification number: G01N33/582 , C07F5/022 , C09K11/06 , G01N33/585 , C09K2211/1022
Abstract: An object of the present invention is to provide a kit and a method which are capable of measuring a measurement target substance in a biological sample with high precision in a measurement range from a low concentration range to a high concentration range. According to the present invention, there is provided a kit for measuring a measurement target substance in a biological sample, including a labeled particle having a first binding substance capable of binding to a measurement target substance in a biological sample, and a substrate having a second binding substance capable of binding to any one of the measurement target substance or the first binding substance, in which the labeled particle is a luminescent labeled particle containing at least one kind of compound represented by Formula (1) and a particle.
Each symbol in Formula (1) has the meaning described in the present specification.-
公开(公告)号：US11094474B2
公开(公告)日：2021-08-17
申请号：US16439117
申请日：2019-06-12
Applicant: FUJIFILM Corporation
Inventor： Kazuhiro Hamada , Kouitsu Sasaki , Kousuke Watanabe
Abstract: A photoelectric conversion element includes a conductive support, a photoconductor layer including an electrolyte, a charge transfer layer including an electrolyte, and a counter electrode, in which the photoconductor layer has semiconductor fine particles carrying a metal complex dye represented by a specific formula.
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4.发明授权公开(公告)号：US12235263B2
公开(公告)日：2025-02-25
申请号：US16999138
申请日：2020-08-21
Applicant: FUJIFILM Corporation
Inventor： Hiroyuki Chiku , Takeru Shigemura , Kousuke Watanabe , Yoshinori Kanazawa , Kouitsu Sasaki , Kazuhei Kaneko
IPC: G01N33/543 , G01N21/64 , G01N33/547
Abstract: An object of the present invention is to provide a kit, a method, and a reagent which prevent the problem of false positive due to nonspecific adsorption, suppress the increase in noise to be generated, and are capable of achieving high-precision measurement of progesterone in a wide concentration range from a low concentration to a high concentration, in the measurement of progesterone in a biological sample. The present invention provides a progesterone measuring kit including a first particle having a label and modified with a first binding substance, a second particle having no label and modified with a second binding substance, a flow channel, and a substrate, in which the first particle contains a compound represented by Formula (1) and a particle, and an average particle diameter of the first particles is 50 to 250 nm, an average particle diameter of the second particles is 70 to 500 nm, and the average particle diameter of the second particles is larger than the average particle diameter of the first particles. Each symbol in the formula has the meaning described in the present specification.
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公开(公告)号：US20200025748A1
公开(公告)日：2020-01-23
申请号：US16585306
申请日：2019-09-27
Applicant: FUJIFILM Corporation
Inventor： Hiroyuki Chiku , Kousuke Watanabe , Kazuhei Kaneko , Kazuhiro Hamada , Kouitsu Sasaki , Tomoaki Yoshioka , Naoyuki Hanaki
IPC: G01N33/533 , C07D209/90 , G01N21/64
Abstract: An object of the present invention is to provide a kit and a method which are capable of measuring a measurement target substance in a biological sample with high precision in a measurement range from a low concentration range to a high concentration range. According to the present invention, there is provided a kit for measuring a measurement target substance in a biological sample, including a labeled particle having a first binding substance capable of binding to a measurement target substance in a biological sample, and a substrate having a second binding substance capable of binding to any one of the measurement target substance or the first binding substance, in which the labeled particle is a luminescent labeled particle containing at least one kind of compound represented by Formula (1) and a particle. Each symbol in Formula (1) has the meaning described in the present specification.
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Patent Agency Ranking
公开(公告)号：US20240132481A1
公开(公告)日：2024-04-25
申请号：US18513606
申请日：2023-11-19
Applicant: FUJIFILM Corporation
Inventor： Yoshinori Kanazawa , Kousuke Watanabe , Hiroaki Tanaka , Hiyoku Nakata , Naoka Hamada , Kazuoki Komiyama , Kazuki Kawai
IPC: C07D403/14 , A61K49/00
CPC classification number: C07D403/14 , A61K49/0021 , A61K49/0058
Abstract: There are provided a compound of Formula (1) and a labeled biological substance having the compound.
A ring Z1 and a ring Z2 represent a 6-membered ring formed of a ring-constituting atom selected from a carbon atom and a nitrogen atom.
R1 to R4, R11 to R13, L1, and L2 represents specific groups, and n, α1, and α2 represent specific numbers.
At least one of R11, R12, or R13 contains a carboxy group or a substituent capable of being bonded to a biological substance.
the compound represented by Formula (1) has at least one structure represented by —(CH2—CH2—O)m—R21, where R21 represents a specific group, and m represents a specific number.
The compound represented by Formula (1) is a neutral compound.-
公开(公告)号：US11091692B2
公开(公告)日：2021-08-17
申请号：US16444245
申请日：2019-06-18
Applicant: FUJIFILM Corporation
Inventor： Yoshinori Kanazawa , Kousuke Watanabe
Abstract: An object of the present invention is to provide a wavelength conversion luminescent resin composition that exhibits a high quantum yield, a wavelength conversion member, and a light-emitting element; as well as a method for producing the wavelength conversion luminescent resin composition that exhibits a high quantum yield. The present invention provides a wavelength conversion luminescent resin composition that contains at least one compound represented by Formula (1) and a resin. The substituents in the formula are as defined in the present specification.
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公开(公告)号：US20190300782A1
公开(公告)日：2019-10-03
申请号：US16442612
申请日：2019-06-17
Applicant: FUJIFILM Corporation
Inventor： Yoshinori KANAZAWA , Kousuke Watanabe , Kouitsu Sasaki , Kazuhei Kaneko
Abstract: An object of the present invention is to provide a wavelength conversion luminescent resin composition that exhibits a high quantum yield, a wavelength conversion member, and a light-emitting element; as well as a method for producing the wavelength conversion luminescent resin composition that exhibits a high quantum yield. The present invention provides a wavelength conversion luminescent resin composition that contains at least one compound represented by Formula (1) and a resin. The substituents in the formula are as defined in the present specification.
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公开(公告)号：US20190221375A1
公开(公告)日：2019-07-18
申请号：US16366614
申请日：2019-03-27
Applicant: FUJIFILM Corporation
Inventor： Kouitsu Sasaki , Kousuke Watanabe , Kazuhiro Hamada
IPC: H01G9/20 , H01L31/0256 , H01L31/02
CPC classification number: H01G9/2059 , C07D213/38 , C07D213/79 , C07F15/00 , C09B23/145 , C09B57/10 , C09B67/0083 , H01G9/2031 , H01L31/02008 , H01L31/0256 , H01L51/0086 , Y02E10/542
Abstract: Provided are a photoelectric conversion element including an electrically conductive support, a photoconductor layer including an electrolyte, a charge transfer layer including an electrolyte, and a counter electrode. The photoconductor layer has semiconductor fine particles having a metal complex dye represented by specific Formula (1) supported thereon; a dye-sensitized solar cell; a metal complex dye; a dye solution; and an oxide semiconductor electrode.
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公开(公告)号：US11733244B2
公开(公告)日：2023-08-22
申请号：US16585758
申请日：2019-09-27
Applicant: FUJIFILM Corporation
Inventor： Hiroyuki Chiku , Kousuke Watanabe , Kazuhei Kaneko , Kazuhiro Hamada , Kouitsu Sasaki , Tomoaki Yoshioka , Naoyuki Hanaki
IPC: G01N33/58 , C07D209/56
CPC classification number: G01N33/582 , C07D209/56 , G01N33/585
Abstract: An object of the present invention is to provide a kit, a method, and a reagent which prevent the problem of false positive due to nonspecific adsorption, suppress the increase in noise to be generated, and are capable of achieving high-precision measurement of a measurement target substance in a wide concentration range from a low concentration to a high concentration. According to the present invention, there is provided a kit for measuring a measurement target substance, the kit including: a first particle having a label and modified with a first binding substance capable of specifically binding to a measurement target substance; a second particle having no label and modified with a second binding substance incapable of specifically binding to the measurement target substance; a flow channel for flowing the first particle and the second particle; and a substrate having a third binding substance capable of specifically binding to the measurement target substance or a substance capable of binding to the first binding substance, in which the first particle having a label is a luminescent labeled particle containing at least one kind of compound represented by Formula (1) and a particle.
Each symbol in Formula (1) has the meaning described in the present specification.
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