Patents by Inventor Hiroaki Tsuyama

Hiroaki Tsuyama 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).

  • Publication number: 20190074452
    Abstract: Provided are a coating solution for a non-light-emitting organic semiconductor device having high carrier mobility that contains a compound represented by Formula (2) and a solvent having a boiling point of equal to or higher than 100° C., an organic transistor, a compound, an organic semiconductor material for a non-light-emitting organic semiconductor device, a material for an organic transistor, a method for manufacturing an organic transistor, and a method for manufacturing an organic semiconductor film. (In Formula (2), R11 and R12 each independently represent a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, or an alkoxy group and may have a substituent, and an aromatic portion in Formula (2) may be substituted with a halogen atom.
    Type: Application
    Filed: November 5, 2018
    Publication date: March 7, 2019
    Applicants: FUJIFILM Corporation, The University of Tokyo
    Inventors: Hiroaki TSUYAMA, Kimiatsu NOMURA, Yoshihisa USAMI, Masatoshi YUMOTO, Tetsu KITAMURA, Masashi KOYANAGI, Tetsuya WATANABE, Toshihiro OKAMOTO, Junichi TAKEYA
  • Publication number: 20180362558
    Abstract: An aqueous curable composition includes a water-soluble photopolymerization initiator having a structure in which one or more carbonyl groups further directly bond to an aromatic ring of an aromatic acyl group that bonds to a phosphorus atom in an acylphosphine oxide structure, water, and a polymerizable compound. A novel water-soluble photopolymerization initiator is a compound represented by formula 1-1 or formula 2-1.
    Type: Application
    Filed: August 22, 2018
    Publication date: December 20, 2018
    Inventors: Kazuhiro YOKOI, Hiroaki TSUYAMA
  • Patent number: 10131656
    Abstract: An object of the present invention is to provide an organic thin film transistor that has an organic semiconductor film manufactured by using a compound having excellent solubility to an organic solvent and that has excellent carrier mobility, a novel compound, an organic thin film transistor material, an organic semiconductor film, an organic thin film transistor composition, and a method of manufacturing an organic thin film transistor using this. The organic thin film transistor according to the present invention has an organic semiconductor film containing a compound represented by Formula (1).
    Type: Grant
    Filed: February 2, 2018
    Date of Patent: November 20, 2018
    Assignees: FUJIFILM Corporation, THE UNIVERSITY OF TOKYO
    Inventors: Hiroaki Tsuyama, Masashi Koyanagi, Eiji Fukuzaki, Masatoshi Yumoto, Yoshihisa Usami, Tetsuya Watanabe, Toshihiro Okamoto, Junichi Takeya
  • Patent number: 10115911
    Abstract: Provided are a coating solution for a non-light-emitting organic semiconductor device having high carrier mobility that contains a compound represented by Formula (2) and a solvent having a boiling point of equal to or higher than 100° C., an organic transistor, a compound, an organic semiconductor material for a non-light-emitting organic semiconductor device, a material for an organic transistor, a method for manufacturing an organic transistor, and a method for manufacturing an organic semiconductor film. (In Formula (2), R11 and R12 each independently represent a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, or an alkoxy group and may have a substituent, and an aromatic portion in Formula (2) may be substituted with a halogen atom.
    Type: Grant
    Filed: September 23, 2016
    Date of Patent: October 30, 2018
    Assignees: FUJIFILM Corporation, The University of Tokyo
    Inventors: Hiroaki Tsuyama, Kimiatsu Nomura, Yoshihisa Usami, Masatoshi Yumoto, Tetsu Kitamura, Masashi Koyanagi, Tetsuya Watanabe, Toshihiro Okamoto, Junichi Takeya
  • Publication number: 20180244942
    Abstract: A photopolymerization initiator which is a compound having a structure in which one or more carbonyl groups that link to a carbon atom are further directly bonded to an aromatic ring of an aromatic acyl group that bonds to a phosphorus atom in an acylphosphine oxide structure. A producing method of a photopolymerization initiator produces the photopolymerization initiator. In a polymerizable composition and an ink jet recording method, the photopolymerization initiator is used. Furthermore, an acylphosphine oxide compound has a partial structure represented by Formula 1 or Formula 2.
    Type: Application
    Filed: May 1, 2018
    Publication date: August 30, 2018
    Inventors: Hiroaki TSUYAMA, Kazuhiro YOKOI, Kouki NAKAMURA, Kenjiro ARAKI
  • Publication number: 20180226589
    Abstract: Provided are a coating solution for a non-light-emitting organic semiconductor device having high carrier mobility that contains a compound represented by Formula (2) and a solvent having a boiling point of equal to or higher than 100° C., an organic transistor, a compound, an organic semiconductor material for a non-light-emitting organic semiconductor device, a material for an organic transistor, a method for manufacturing an organic transistor, and a method for manufacturing an organic semiconductor film. (In Formula (2), R11 and R12 each independently represent a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, or an alkoxy group and may have a substituent, and an aromatic portion in Formula (2) may be substituted with a halogen atom.
    Type: Application
    Filed: April 3, 2018
    Publication date: August 9, 2018
    Applicants: FUJIFILM Corporation, The University of Tokyo
    Inventors: Hiroaki TSUYAMA, Kimiatsu NOMURA, Yoshihisa USAMI, Masatoshi YUMOTO, Tetsu KITAMURA, Masashi KOYANAGI, Tetsuya WATANABE, Toshihiro OKAMOTO, Junichi TAKEYA
  • Publication number: 20180205021
    Abstract: An object of the present invention is to provide a compound which, when used for organic semiconductor films in organic thin-film transistors, makes the organic thin-film transistors exhibit a high carrier mobility, a material for an organic thin-film transistor for which the compound is used, a composition for an organic thin-film transistor, an organic thin-film transistor and a method for manufacturing the same, and an organic semiconductor film. An organic thin-film transistor of the present invention contains a compound represented by General Formula (1) in an organic semiconductor film (organic semiconductor layer) thereof.
    Type: Application
    Filed: February 1, 2018
    Publication date: July 19, 2018
    Applicants: FUJIFILM Corporation, THE UNIVERSITY OF TOKYO
    Inventors: Masashi KOYANAGI, Hiroaki TSUYAMA, Eiji FUKUZAKI, Yoshihisa USAMI, Tetsuya WATANABE, Takashi GOTO, Toshihiro OKAMOTO, Junichi TAKEYA
  • Publication number: 20180159053
    Abstract: An object of the present invention is to provide an organic thin-film transistor which has an organic semiconductor film produced using a compound having an excellent solubility in organic solvents and has an excellent carrier mobility, a compound, a material for an organic thin-film transistor for which the compound is used, a composition for an organic thin-film transistor, a method for manufacturing an organic thin-film transistor, and an organic semiconductor film. An organic thin-film transistor of the present invention contains a compound which is represented by General Formula (1) or General Formula (2) in an organic semiconductor film (organic semiconductor layer) thereof and has a molecular weight of 3,000 or less. In General Formula (1) and General Formula (2), at least one of R5, . . . , or R8 is a group other than a hydrogen atom.
    Type: Application
    Filed: February 1, 2018
    Publication date: June 7, 2018
    Applicants: FUJIFILM Corporation, THE UNIVERSITY OF TOKYO
    Inventors: Masashi KOYANAGI, Hiroaki TSUYAMA, Eiji FUKUZAKI, Yoshihisa USAMI, Tetsuya WATANABE, Takashi GOTO, Toshihiro OKAMOTO, Junichi TAKEYA
  • Publication number: 20180159048
    Abstract: An object of the present invention is to provide a compound which, when used for organic semiconductor films in organic thin-film transistors, makes the organic thin-film transistors exhibit a high carrier mobility, a material for an organic thin-film transistor for which the compound is used, a composition for an organic thin-film transistor, an organic thin-film transistor and a method for manufacturing the same, and an organic semiconductor film. An organic thin-film transistor of the present invention contains a compound represented by General Formula (1) in an organic semiconductor film (organic semiconductor layer) thereof.
    Type: Application
    Filed: January 31, 2018
    Publication date: June 7, 2018
    Applicants: FUJIFILM Corporation, THE UNIVERSITY OF TOKYO
    Inventors: Masashi KOYANAGI, Hiroaki TSUYAMA, Eiji FUKUZAKI, Yoshihisa USAMI, Tetsuya WATANABE, Takashi GOTO, Toshihiro OKAMOTO, Junichi TAKEYA
  • Publication number: 20180159043
    Abstract: An object of the present invention is to provide an organic thin film transistor having excellent carrier mobility and excellent atmospheric stability, a novel compound, an organic thin film transistor material, an organic semiconductor film, an organic thin film transistor composition, and a method of manufacturing an organic thin film transistor using this. The organic thin film transistor according to the present invention has an organic semiconductor film containing a compound represented by Formula (1) or (2).
    Type: Application
    Filed: January 31, 2018
    Publication date: June 7, 2018
    Applicants: FUJIFILM Corporation, THE UNIVERSITY OF TOKYO
    Inventors: Eiji FUKUZAKI, Hiroaki TSUYAMA, Masashi KOYANAGI, Yoshihisa USAMI, Tetsuya WATANABE, Toshihiro OKAMOTO, Junichi TAKEYA
  • Publication number: 20180155338
    Abstract: An object of the present invention is to provide an organic thin film transistor that has an organic semiconductor film manufactured by using a compound having excellent solubility to an organic solvent and that has excellent carrier mobility, a novel compound, an organic thin film transistor material, an organic semiconductor film, an organic thin film transistor composition, and a method of manufacturing an organic thin film transistor using this. The organic thin film transistor according to the present invention has an organic semiconductor film containing a compound represented by Formula (1).
    Type: Application
    Filed: February 2, 2018
    Publication date: June 7, 2018
    Applicants: FUJIFILM Corporation, THE UNIVERSITY OF TOKYO
    Inventors: Hiroaki TSUYAMA, Masashi KOYANAGI, Eiji FUKUZAKI, Masatoshi YUMOTO, Yoshihisa USAMI, Tetsuya WATANABE, Toshihiro OKAMOTO, Junichi TAKEYA
  • Patent number: 9868864
    Abstract: An electroconductive-film-forming composition capable of forming an electroconductive film having excellent conductivity and few voids and a method for producing an electroconductive film using the same. The electroconductive-film-forming composition contains copper particles having an average particle diameter of 1 nm to 10 ?m, copper oxide particles having an average particle diameter of 1 nm to 500 nm, a reducing agent having a hydroxy group, a metal catalyst including metals other than copper, and a solvent, in which the content of the copper oxide particles is 50% by mass to 300% by mass with respect to the content of the copper particles, the content of the reducing agent is 100 mol % to 800 mol % with respect to the content of the copper oxide particles, and the content of the metal catalyst is 10% by mass or less with respect to the content of the copper oxide particles.
    Type: Grant
    Filed: January 21, 2016
    Date of Patent: January 16, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Hiroaki Tsuyama, Toru Watanabe, Yuuichi Hayata
  • Publication number: 20170338425
    Abstract: Objects of the present invention is to provide an organic semiconductor element having high mobility and to provide a composition for forming an organic semiconductor film with which an organic semiconductor film having high mobility can be formed, a method of manufacturing an organic semiconductor element formed from the composition for forming an organic semiconductor film, and a method of manufacturing an organic semiconductor film. The organic semiconductor element according to the present invention has a semiconductor active layer including a compound that is represented by Formula 1 and has a molecular weight of 3,000 or less. The composition for forming an organic semiconductor film according to the present invention contains a compound that is represented by Formula 1 and has a molecular weight of 3,000 or less, and a solvent.
    Type: Application
    Filed: August 1, 2017
    Publication date: November 23, 2017
    Inventors: Hiroaki TSUYAMA, Yoshihisa USAMI, Toshihiro OKAMOTO, Junichi TAKEYA
  • Publication number: 20170018724
    Abstract: Provided are an organic transistor with high carrier mobility having a semiconductor active layer containing a compound which is represented by the following formula and has a molecular weight of equal to or less than 3,000, a compound, an organic semiconductor material for a non-light-emitting organic semiconductor device, a material for an organic transistor, a coating solution for a non-light-emitting organic semiconductor device, a method for manufacturing an organic transistor, a method for manufacturing an organic semiconductor film, an organic semiconductor film for a non-light-emitting organic semiconductor device, and a method for manufacturing an organic semiconductor material.
    Type: Application
    Filed: September 23, 2016
    Publication date: January 19, 2017
    Applicants: FUJIFILM Corporation, The University of Tokyo
    Inventors: Hiroaki TSUYAMA, Kimiatsu NOMURA, Yoshihisa USAMI, Eiji FUKUZAKI, Masashi KOYANAGI, Tetsu KITAMURA, Tetsuya WATANABE, Toshihiro OKAMOTO, Junichi TAKEYA
  • Publication number: 20170012220
    Abstract: Provided are a coating solution for a non-light-emitting organic semiconductor device having high carrier mobility that contains a compound represented by Formula (2) and a solvent having a boiling point of equal to or higher than 100° C., an organic transistor, a compound, an organic semiconductor material for a non-light-emitting organic semiconductor device, a material for an organic transistor, a method for manufacturing an organic transistor, and a method for manufacturing an organic semiconductor film. (In Formula (2), R11 and R12 each independently represent a hydrogen atom, an alkyl group, an alkenyl group, an alkynyl group, or an alkoxy group and may have a substituent, and an aromatic portion in Formula (2) may be substituted with a halogen atom.
    Type: Application
    Filed: September 23, 2016
    Publication date: January 12, 2017
    Applicants: FUJIFILM Corporation, The University of Tokyo
    Inventors: Hiroaki TSUYAMA, Kimiatsu NOMURA, Yoshihisa USAMI, Masatoshi YUMOTO, Tetsu KITAMURA, Masashi KOYANAGI, Tetsuya WATANABE, Toshihiro OKAMOTO, Junichi TAKEYA
  • Publication number: 20160137855
    Abstract: An electroconductive-film-forming composition capable of forming an electroconductive film having excellent conductivity and few voids and a method for producing an electroconductive film using the same. The electroconductive-film-forming composition contains copper particles having an average particle diameter of 1 nm to 10 copper oxide particles having an average particle diameter of 1 nm to 500 nm, a reducing agent having a hydroxy group, a metal catalyst including metals other than copper, and a solvent, in which the content of the copper oxide particles is 50% by mass to 300% by mass with respect to the content of the copper particles, the content of the reducing agent is 100 mol % to 800 mol % with respect to the content of the copper oxide particles, and the content of the metal catalyst is 10% by mass or less with respect to the content of the copper oxide particles.
    Type: Application
    Filed: January 21, 2016
    Publication date: May 19, 2016
    Applicant: FUJIFILM Corporation
    Inventors: Hiroaki Tsuyama, Toru Watanabe, Yuuichi Hayata
  • Patent number: 9159356
    Abstract: The present invention provides a non-resonant two-photon absorption recording material containing a non-resonant polymer two-photon absorption compound, and the non-resonant two-photon absorption recording material wherein the main chain of the non-resonant polymer two-photon absorption compound contains at least one member selected from polystyrene, polyacrylate, polymethacrylate-polyester, polyurethane, polyether and polyimide, and also provides an optical information recording medium having a recording layer containing the recording material.
    Type: Grant
    Filed: November 13, 2013
    Date of Patent: October 13, 2015
    Assignee: FUJIFILM Corporation
    Inventors: Hiroaki Tsuyama, Masaomi Makino, Hidehiro Mochizuki, Toshio Sasaki, Tatsuo Mikami
  • Publication number: 20140306206
    Abstract: An organic electroluminescent element containing a light emitting material represented by the following general formula (1) and a host material represented by the general formula (H-1) in a light emitting layer. The organic electroluminescent element has low driving voltage, high luminous efficiency, and excellent durability. L represents O, NRC0, or CRC1RC2; RC0 to RC2 each represents a hydrogen atom or a substituent; RC3 to RC6 each represents a substituent; nC3 and nC6 each represents an integer of 0 to 3; nC4 and nC5 each represents an integer of 0 to 4; RH111 to RH118 each represents a hydrogen atom or a substituent; X represents any one of O, S, NRH119, CRH120RH121, and SiRH122RH123, and RH119 to RH123 each represents a substituent; the ring A represents a benzene ring; and the ring B represents a 5- or 6-membered ring.
    Type: Application
    Filed: November 21, 2012
    Publication date: October 16, 2014
    Applicant: UDC Ireland Limited
    Inventors: Kousuke Watanabe, Hiroaki Tsuyama, Yuichiro Itai
  • Publication number: 20140078878
    Abstract: The present invention provides a non-resonant two-photon absorption recording material containing a non-resonant polymer two-photon absorption compound, and the non-resonant two-photon absorption recording material wherein the main chain of the non-resonant polymer two-photon absorption compound contains at least one member selected from polystyrene, polyacrylate, polymethacrylate, polyester, polyurethane, polyether and polyimide, and also provides an optical information recording medium having a recording layer containing the recording material.
    Type: Application
    Filed: November 13, 2013
    Publication date: March 20, 2014
    Applicant: FUJIFILM CORPORATION
    Inventors: Hiroaki TSUYAMA, Masaomi MAKINO, Hidehiro MOCHIZUKI, Toshio SASAKI, Tatsuo MIKAMI
  • Publication number: 20140064053
    Abstract: A two-photon absorption material that can, thanks to a compound of, for example, the following formula (6), perform non-resonant two-photon absorption by light in the region shorter than 700 nm with high sensitivity and has sufficient recording/reproduction properties, a two-photon absorption recording material, a recording medium and a two-photon absorption compound usable therein are provided.
    Type: Application
    Filed: November 11, 2013
    Publication date: March 6, 2014
    Applicant: FUJIFILM Corporation
    Inventors: Hiroaki TSUYAMA, Masaharu AKIBA, Hidehiro MOCHIZUKI, Toshio SASAKI, Tatsuo MIKAMI