Patents by Inventor Yoshinori Kanazawa

Yoshinori Kanazawa has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11988667
    Abstract: Provided are any one of the following fluorescent compounds and a fluorescent labeled biological substance having this fluorescent compound. X represents CR5 or N, and R1 to R7, Q1, Q2, L1, and L2 each represent a specific group. a ring ?1 and a ring ?2 are a 5- to 8-membered ring, At least one of R1 to R7, L1, L2, Q1, or Q2 has a specific hydrophilic group. However, in a case where the ring ?1 and the ring ?2 are a 6-membered ring, and L1 and L2 are an arylene group, R5 is not an aryl group substituted with a linear alkyl group having 18 or more carbon atoms. In addition to the regulation of the ring ?1, the ring ?2, L1, and L2, in a case where R5 has a substituent having a dipyrromethene boron complex structure, the dipyrromethene boron complex structure has a structure in which a dipyrromethene skeleton is coordinately bonded to a boron atom in the tridentate or tetradentate coordination.
    Type: Grant
    Filed: November 27, 2020
    Date of Patent: May 21, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Hiyoku Nakata, Kousuke Watanabe, Akihiro Asakura, Keiko Makita, Yoshinori Kanazawa, Kazuhei Kaneko
  • Publication number: 20240132481
    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, ?1, and ?2 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.
    Type: Application
    Filed: November 19, 2023
    Publication date: April 25, 2024
    Applicant: FUJIFILM Corporation
    Inventors: Yoshinori Kanazawa, Kousuke Watanabe, Hiroaki Tanaka, Hiyoku Nakata, Naoka Hamada, Kazuoki Komiyama, Kazuki Kawai
  • Publication number: 20230219932
    Abstract: There are provided a compound of Formula (1) and a labeled biological substance having the compound. Z1 and Z2 represent a specific 6-membered ring. However, at least one of Z1 or Z2 is a benzene ring having a specific substituent at an ortho position with respect to a nitrogen atom to which L1 or L2 is bonded, or a specific nitrogen-containing 6-membered ring in which a ring-constituting atom located at the ortho position is a nitrogen atom. R1 to R4, R11 to R13, L1, L2, and R21 represents specific groups, and n, ?1, ?2, and m represent specific numbers. The compound has at least one structure represented by —(CH2—CH2—O)m-R21 on a heterocyclic ring and has at least one substituent capable of being bonded to a carboxy group or a biological substance at a specific position, and in a case where at least one of Z1 or Z2 is the specific nitrogen-containing 6-membered ring, the specific substituents may be bonded to each other to form a ring.
    Type: Application
    Filed: October 20, 2022
    Publication date: July 13, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Yoshinori KANAZAWA, Ryo FUJIWARA, Kenji SHIROKANE, Kousuke WATANABE, Yuki ARAI, Kazuoki KOMIYAMA, Hiroaki TANAKA
  • Publication number: 20230159547
    Abstract: There are provided a compound of Formula (1) and a labeled biological substance having the compound. R1 to R6, R11 to R13, and R22 to R29 represent specific groups, and n is an integer of 1 to 3. One selected from R1, R2, R5, R22 to R25 and one selected from R3, R4, R6, and R26 to R29 are bonded through a linking group LL. The linking group LL represents a linking group having 1 to 100 atoms, which does not have any one of an aromatic hydrocarbon ring, a sulfo group, or a phosphono group. R1, . . . , R6, R22, . . . , or R29 includes a structure represented by —(CH2—CH2—O)m—, where m is 1 to 50. The above-described compound is a neutral compound and contains at least one substituent capable of being bonded to a carboxy group or a biological substance.
    Type: Application
    Filed: December 21, 2022
    Publication date: May 25, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Yoshinori KANAZAWA, Ryo FUJIWARA, Kazuoki KOMIYAMA
  • Publication number: 20220283170
    Abstract: Provided are any one of the following compounds and a fluorescently labeled biological substance having this compound. R1 to R27, L11, L12, and X+ represent a specific group, and at least one of R1 to R4 represents a substituted alkyl group. In a case where at least one of R1 to R4 is an alkyl group having a carboxy group or a substituent capable of being bonded to a biological substance, at least one of R11 to R27 is an alkyl group or an aryl group, or at least one of R1 to R4, which does not correspond to the alkyl group having a carboxy group or an alkyl group having a substituent capable of being bonded to a biological substance, is an alkyl group having a sulfoalkyl group through a single bond or a linking group. The total of n1 to n4 is an integer of 3 or more, and m=n1+n2+n3+n4?1 is satisfied. At least one of R1 to R4, R13, L11 or L12 in Formula (1) and at least one of R1 to R4, R24, L11, or L12 in Formula (2) have a specific substituent.
    Type: Application
    Filed: May 11, 2022
    Publication date: September 8, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Kousuke WATANABE, Yoshinori KANAZAWA, Ryo FUJIWARA, Kenji SHIROKANE, Hiroaki TANAKA, Yuki ARAI, Kazuoki KOMIYAMA
  • Patent number: 11434420
    Abstract: Provided are a color conversion composition which contains at least one kind of compound represented by a specific general formula, a compound which is used in the color conversion composition and represented by a specific general formula, and a light emitting device which has a color conversion portion consisting of the color conversion composition and a light source.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: September 6, 2022
    Assignee: FUJIFILM Corporation
    Inventors: Kazuhei Kaneko, Yoshinori Kanazawa, Nobutaka Fukagawa
  • Publication number: 20210380881
    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.
    Type: Application
    Filed: August 19, 2021
    Publication date: December 9, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Kousuke WATANABE, Naoyuki HANAKI, Kouitsu SASAKI, Tomoaki YOSHIOKA, Kazuhei KANEKO, Yoshinori KANAZAWA
  • Patent number: 11186769
    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.
    Type: Grant
    Filed: June 17, 2019
    Date of Patent: November 30, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Yoshinori Kanazawa, Kousuke Watanabe, Kouitsu Sasaki, Kazuhei Kaneko
  • Publication number: 20210364524
    Abstract: An object of the present invention is to provide a kit for measuring a measurement target substance and a method for measuring a measurement target substance, which can exhibit a high noise suppression effect. According to the present invention, there is provide a kit for measuring a measurement target substance in a biological sample, which includes a luminescently labeled particle that has a first binding substance having a binding property to a measurement target substance, a substrate that has a detection area on a metal film having a second binding substance having a binding property to any one of the measurement target substance or the first binding substance, and a non-luminescent high molecular particle containing a predetermined structural unit.
    Type: Application
    Filed: August 4, 2021
    Publication date: November 25, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Yoshinori KANAZAWA, Kazuhei KANEKO, Kouitsu SASAKI
  • Patent number: 11136500
    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.
    Type: Grant
    Filed: February 22, 2019
    Date of Patent: October 5, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Kousuke Watanabe, Naoyuki Hanaki, Kouitsu Sasaki, Tomoaki Yoshioka, Kazuhei Kaneko, Yoshinori Kanazawa
  • Patent number: 11091692
    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.
    Type: Grant
    Filed: June 18, 2019
    Date of Patent: August 17, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Yoshinori Kanazawa, Kousuke Watanabe
  • Publication number: 20210148900
    Abstract: An object of the present invention is to provide a solid phase carrier for carrying a bioactive substance, which achieves both the high non-specific adsorption inhibitory effect and high ligand binding amount. Another object of the present invention is to provide a kit for measuring a measurement target substance in a biosample, which includes the solid phase carrier. According to an embodiment of the present invention, a solid phase carrier for carrying a bioactive substance is provided which includes a copolymer present on a surface of the solid phase. The copolymer has a structural unit in which a hydrophilic group and a bioactive substance-reactive group are bonded to an acidic amino acid-derived group through a predetermined linking group.
    Type: Application
    Filed: January 29, 2021
    Publication date: May 20, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Kazuhei KANEKO, Yoshinori KANAZAWA
  • Patent number: 10991868
    Abstract: An object of the present invention is to provide a thermoelectric conversion element which includes a p-type thermoelectric conversion layer and an n-type thermoelectric conversion layer, has excellent power generation capacity and durability, and inhibits a variation in power generation capacity between lots.
    Type: Grant
    Filed: December 18, 2018
    Date of Patent: April 27, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Hiroki Sugiura, Yoshinori Kanazawa, Kimiatsu Nomura
  • Publication number: 20210088526
    Abstract: Provided are any one of the following fluorescent compounds and a fluorescent labeled biological substance having this fluorescent compound. X represents CR5 or N, and R1 to R7, Q1, Q2, L1, and L2 each represent a specific group. a ring ?1 and a ring ?2 are a 5- to 8-membered ring, At least one of R1 to R7, L1, L2, Q1, or Q2 has a specific hydrophilic group. However, in a case where the ring ?1 and the ring ?2 are a 6-membered ring, and L1 and L2 are an arylene group, R5 is not an aryl group substituted with a linear alkyl group having 18 or more carbon atoms. In addition to the regulation of the ring ?1, the ring ?2, L1, and L2, in a case where R5 has a substituent having a dipyrromethene boron complex structure, the dipyrromethene boron complex structure has a structure in which a dipyrromethene skeleton is coordinately bonded to a boron atom in the tridentate or tetradentate coordination.
    Type: Application
    Filed: November 27, 2020
    Publication date: March 25, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Hiyoku NAKATA, Kousuke WATANABE, Akihiro ASAKURA, Keiko MAKITA, Yoshinori KANAZAWA, Kazuhei KANEKO
  • Publication number: 20200378962
    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.
    Type: Application
    Filed: August 21, 2020
    Publication date: December 3, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Hiroyuki CHIKU, Takeru SHIGEMURA, Kousuke WATANABE, Yoshinori KANAZAWA, Kouitsu SASAKI, Kazuhei KANEKO
  • Patent number: 10847704
    Abstract: An object of the present invention is to provide a semiconductor layer (n-type semiconductor layer) which demonstrate an excellent thermoelectric conversion performance and exhibits n-type characteristics. Another object of the present invention is to provide a thermoelectric conversion layer formed of the n-type semiconductor layer and a composition for forming an n-type semiconductor layer. Still another object of the present invention is to provide a thermoelectric conversion element, which has the thermoelectric conversion layer as an n-type thermoelectric conversion layer, and a thermoelectric conversion module. The n-type semiconductor layer of the embodiment of the present invention contains a nanocarbon material and an onium salt represented by a specific structure.
    Type: Grant
    Filed: January 9, 2019
    Date of Patent: November 24, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Hiroki Sugiura, Yoshinori Kanazawa, Kimiatsu Nomura
  • Publication number: 20200354629
    Abstract: Provided are a color conversion composition which contains at least one kind of compound represented by a specific general formula, a compound which is used in the color conversion composition and represented by a specific general formula, and a light emitting device which has a color conversion portion consisting of the color conversion composition and a light source.
    Type: Application
    Filed: July 23, 2020
    Publication date: November 12, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Kazuhei KANEKO, Yoshinori KANAZAWA, Nobutaka FUKAGAWA
  • Patent number: 10707398
    Abstract: An object of the present invention is to provide an n-type thermoelectric conversion layer, which has a high power factor and exhibits excellent performance stability, a thermoelectric conversion element including the n-type thermoelectric conversion layer, and a composition for forming an n-type thermoelectric conversion layer used in the n-type thermoelectric conversion layer. The n-type thermoelectric conversion layer of the present invention contains carbon nanotubes and an amine compound which is represented by General Formula (1) or (2) and has a C log P value of 2.0 to 8.2.
    Type: Grant
    Filed: June 15, 2018
    Date of Patent: July 7, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Yoshinori Kanazawa, Yuzo Nagata, Hiroki Sugiura, Naoyuki Hayashi, Kimiatsu Nomura
  • Publication number: 20200028051
    Abstract: An object of the present invention is to provide a semiconductor layer (n-type semiconductor layer) which demonstrate an excellent thermoelectric conversion performance and exhibits n-type characteristics. Another object of the present invention is to provide a thermoelectric conversion layer formed of the n-type semiconductor layer and a composition for forming an n-type semiconductor layer. Still another object of the present invention is to provide a thermoelectric conversion element, which has the thermoelectric conversion layer as an n-type thermoelectric conversion layer, and a thermoelectric conversion module. The n-type semiconductor layer of the embodiment of the present invention contains a nanocarbon material and an onium salt represented by a specific structure.
    Type: Application
    Filed: January 9, 2019
    Publication date: January 23, 2020
    Applicant: FUJIFILM CORPORATION
    Inventors: Hiroki SUGIURA, Yoshinori KANAZAWA, Kimiatsu NOMURA
  • Patent number: 10461367
    Abstract: Provided is a manufacturing method for an amino-substituted phosphazene compound, including: reacting a fluorinated phosphazene compound and an amine compound in presence of a catalyst consisting of a compound consisting of a specific element M below and an oxygen atom as constituent elements; and obtaining an amino-substituted phosphazene compound by substitution reaction between a fluorine atom of the fluorinated phosphazene compound and an amino group of the amine compound. Specific element M: At least one selected from magnesium, titanium, zirconium, vanadium, lithium, calcium, aluminum, manganese, molybdenum, silicon, or boron.
    Type: Grant
    Filed: December 30, 2016
    Date of Patent: October 29, 2019
    Assignee: FUJIFILM Corporation
    Inventor: Yoshinori Kanazawa