Patents by Inventor Yuzo Nagata

Yuzo Nagata 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: 11992367
    Abstract: Provided are a resin material that provides a resin shaped article (such as a resin sheet) having an acoustic impedance close to that of a living body, a reduced acoustic wave attenuation even at high frequencies (such as 10 MHz), and high hardness and high tear strength, and that is suitable as a lens material for acoustic wave probes; an acoustic lens, an acoustic wave probe, an acoustic wave determination device, an ultrasound diagnostic apparatus, a photo-acoustic wave determination device, and an ultrasonic endoscope that employ the above-described resin material as a constituent material; and a method for producing the above-described acoustic lens.
    Type: Grant
    Filed: July 29, 2020
    Date of Patent: May 28, 2024
    Assignee: FUJIFILM Corporation
    Inventors: Yuzo Nagata, Yoshihiro Nakai, Shigeki Uehira
  • Publication number: 20230275259
    Abstract: There is provided an inorganic solid electrolyte-containing composition containing an inorganic solid electrolyte, a polymer binder, and a dispersion medium, where the polymer binder has a constitutional component (X) derived from a polycondensable compound having a polycondensable group and a polymerized chain and has a constitutional component (A) derived from a polycondensable compound having a specific functional group, and the inorganic solid electrolyte-containing composition contains a polymer having a constitutional component (N) containing a nitrogen atom, the polymer having a content of less than 10% by mole in all constitutional components and is dissolved in a dispersion medium. There are also provided a sheet for an all-solid state secondary battery and an all-solid state secondary battery, in which this inorganic solid electrolyte-containing composition is used, and manufacturing methods for a sheet for an all-solid state secondary battery, and an all-solid state secondary battery.
    Type: Application
    Filed: April 19, 2023
    Publication date: August 31, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Yo KUSHIDA, Yuzo NAGATA
  • Publication number: 20230261257
    Abstract: There are provided an inorganic solid electrolyte-containing composition including an inorganic solid electrolyte having an ion conductivity of a metal belonging to Group 1 or Group 2 in the periodic table, a polymer binder, and a dispersion medium, where the inorganic solid electrolyte-containing composition contains a polymer which has a constitutional component having a glass transition temperature (TgHP) of 50° C. or higher and an SP value of 20.0 MPa1/2 or more in a case where the constitutional component is formed into a homopolymer and is dissolved in a dispersion medium. There are also provided a sheet for an all-solid state secondary battery and an all-solid state secondary battery, in which this inorganic solid electrolyte-containing composition is used, and manufacturing methods for a sheet for an all-solid state secondary battery, and an all-solid state secondary battery.
    Type: Application
    Filed: March 8, 2023
    Publication date: August 17, 2023
    Applicant: FUJIFILM Corporation
    Inventors: Yo KUSHIDA, Koji YASUDA, Yuzo NAGATA
  • Patent number: 11610576
    Abstract: Provided are a resin material for an acoustic lens including a resin (a) containing at least one of an epoxy group, a carbon-carbon double bond group, a methylol group, or a phenolic hydroxyl group; and a resin (b) containing a structural unit having a polysiloxane bond, and an acoustic lens, an acoustic wave probe, an acoustic wave measurement apparatus, an ultrasound diagnostic apparatus, a photoacoustic wave measurement apparatus, and an ultrasound endoscope in which the resin material is used.
    Type: Grant
    Filed: August 28, 2019
    Date of Patent: March 21, 2023
    Assignee: FUJIFILM Corporation
    Inventors: Yuzo Nagata, Yoshihiro Nakai, Toshihide Yoshitani, Shigeki Uehira
  • Publication number: 20220181682
    Abstract: An inorganic solid electrolyte-containing composition contains an inorganic solid electrolyte having an ion conductivity of a metal belonging to Group 1 or Group 2 in the periodic table, a polymer binder, and a dispersion medium, where the polymer binder includes a polymer binder of which an adsorption rate with respect to the inorganic solid electrolyte in the dispersion medium is less than 60%.
    Type: Application
    Filed: February 24, 2022
    Publication date: June 9, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Yo KUSHIDA, Koji YASUDA, Hiroshi ISOJIMA, Yuzo NAGATA
  • Publication number: 20220056228
    Abstract: A hardcoat film includes: a substrate; and a hardcoat layer, in which the hardcoat film satisfies the following Formulas (i) and (ii), (i) E?(0.4)HC×dHC?8,000 MPa·?m, (ii) E?(4)HC×dHC?4,000 MPa·?m, E?(0.4)HC is an elastic modulus of the hardcoat layer obtained in a case where an elongation rate is 0.4%, E?(4)HC is an elastic modulus of the hardcoat layer obtained in a case where an elongation rate is 4%, and dHC is a film thickness of the hardcoat layer.
    Type: Application
    Filed: November 8, 2021
    Publication date: February 24, 2022
    Applicant: FUJIFILM Corporation
    Inventors: Nobuyuki AKUTAGAWA, Ayako MATSUMOTO, Yuta FUKUSHIMA, Akio TAMURA, Tetsu KITAMURA, Yuzo NAGATA
  • Publication number: 20210363306
    Abstract: A polyorganosilsesquioxane includes: a constitutional unit (a) having a fluorine atom-containing group; a constitutional unit (b) having a cationically polymerizable group; and a constitutional unit (c) having a radically polymerizable group.
    Type: Application
    Filed: August 4, 2021
    Publication date: November 25, 2021
    Applicant: FUJIFILM Corporation
    Inventors: Yuzo NAGATA, Tetsu KITAMURA, Reiko INUSHIMA, Akio TAMURA, Nobuyuki AKUTAGAWA
  • Patent number: 11072707
    Abstract: Provided are a resin material for an acoustic wave probe which contains a polymer formed of at least one of a structural unit (a) having a specific polysiloxane bond or a structural unit (b) having a specific partial structure, in which the structural unit (b) having the specific partial structure is an acryloyloxy structural unit (b1), an acrylamide structural unit (b2), or a styrene structural unit (b3); an acoustic lens; an acoustic wave probe; an acoustic wave measurement apparatus; an ultrasound diagnostic apparatus; a photoacoustic wave measurement apparatus; and an ultrasound endoscope.
    Type: Grant
    Filed: March 26, 2019
    Date of Patent: July 27, 2021
    Assignee: FUJIFILM Corporation
    Inventors: Yuzo Nagata, Yoshihiro Nakai, Toshihide Yoshitani, Shigeki Uehira, Atsushi Osawa
  • Publication number: 20200352449
    Abstract: Provided are a resin material that provides a resin shaped article (such as a resin sheet) having an acoustic impedance close to that of a living body, a reduced acoustic wave attenuation even at high frequencies (such as 10 MHz), and high hardness and high tear strength, and that is suitable as a lens material for acoustic wave probes; an acoustic lens, an acoustic wave probe, an acoustic wave determination device, an ultrasound diagnostic apparatus, a photo-acoustic wave determination device, and an ultrasonic endoscope that employ the above-described resin material as a constituent material; and a method for producing the above-described acoustic lens.
    Type: Application
    Filed: July 29, 2020
    Publication date: November 12, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Yuzo NAGATA, Yoshihiro NAKAI, Shigeki UEHIRA
  • Patent number: 10716540
    Abstract: Provided are a resin composition for an acoustic wave probe including, a polymer which has a structural unit having a siloxane bond and a structural unit having a urea bond, an acoustic lens using the same, the acoustic wave probe, acoustic wave measurement apparatus, ultrasound diagnostic apparatus, photoacoustic wave measurement apparatus, and ultrasound endoscope.
    Type: Grant
    Filed: September 27, 2018
    Date of Patent: July 21, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Yuzo Nagata, Yoshihiro Nakai, Shigeki Uehira, Atsushi Osawa
  • 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
  • Patent number: 10580953
    Abstract: A thermoelectric conversion layer contains carbon nanotubes and a surfactant, and in an upper portion and a lower portion and/or a side face end surface and a center, a mass ratio obtained by dividing the carbon nanotubes by the surfactant is higher in the upper portion and/or the end surface than in the other portions. A layer which contains carbon nanotubes and a surfactant and will become a thermoelectric conversion element is formed, the layer is washed with a washing agent which dissolves the surfactant but does not dissolve the carbon nanotubes. Accordingly, provided is a thermoelectric conversion element and a thermoelectric conversion module, each having not only high adhesiveness between the substrate and the thermoelectric conversion layer but also excellent thermoelectric conversion performance; and methods for manufacturing the thermoelectric conversion element and the thermoelectric conversion module.
    Type: Grant
    Filed: March 3, 2017
    Date of Patent: March 3, 2020
    Assignee: FUJIFILM Corporation
    Inventors: Hiroki Sugiura, Yuzo Nagata, Kimiatsu Nomura, Toshiaki Aoai
  • Publication number: 20200066958
    Abstract: The present invention provides an n-type thermoelectric conversion layer, which has excellent electric conductivity and thermoelectromotive force and is inhibited from experiencing a change of the thermoelectromotive force even in a high-temperature environment, a thermoelectric conversion element having the n-type thermoelectric conversion layer, and a composition for forming an n-type thermoelectric conversion layer. A thermoelectric conversion element of the present invention has an n-type thermoelectric conversion layer and a p-type thermoelectric conversion layer electrically connected to the n-type thermoelectric conversion layer, in which the n-type thermoelectric conversion layer contains carbon nanotubes and a compound containing a repeating unit represented by Formula (1). In Formula (1), L1 represents a divalent hydrocarbon group. n represents an integer of equal to or greater than 2. X represents —O—, —CH(OH)—, —S—, —OC(?O)O—, —C(?O)—, —OC(?O)—, or a divalent group containing an amide group.
    Type: Application
    Filed: October 30, 2019
    Publication date: February 27, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Yuzo NAGATA, Hiroki SUGIURA, Naoyuki HAYASHI, Kimiatsu NOMURA
  • Publication number: 20190380680
    Abstract: Provided are a resin material for an acoustic lens including a resin (a) containing at least one of an epoxy group, a carbon-carbon double bond group, a methylol group, or a phenolic hydroxyl group; and a resin (b) containing a structural unit having a polysiloxane bond, and an acoustic lens, an acoustic wave probe, an acoustic wave measurement apparatus, an ultrasound diagnostic apparatus, a photoacoustic wave measurement apparatus, and an ultrasound endoscope in which the resin material is used.
    Type: Application
    Filed: August 28, 2019
    Publication date: December 19, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Yuzo Nagata, Yoshihiro Nakai, Toshihide Yoshitani, Shigeki Uehira
  • Publication number: 20190218394
    Abstract: Provided are a resin material for an acoustic wave probe which contains a polymer formed of at least one of a structural unit (a) having a specific polysiloxane bond or a structural unit (b) having a specific partial structure, in which the structural unit (b) having the specific partial structure is an acryloyloxy structural unit (b1), an acrylamide structural unit (b2), or a styrene structural unit (b3); an acoustic lens; an acoustic wave probe; an acoustic wave measurement apparatus; an ultrasound diagnostic apparatus; a photoacoustic wave measurement apparatus; and an ultrasound endoscope.
    Type: Application
    Filed: March 26, 2019
    Publication date: July 18, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Yuzo NAGATA, Yoshihiro Nakai, Toshihide Yoshitani, Shigeki Uehira, Atsushi Osawa
  • Publication number: 20190023831
    Abstract: Provided are a resin composition for an acoustic wave probe including, a polymer which has a structural unit having a siloxane bond and a structural unit having a urea bond, an acoustic lens using the same, the acoustic wave probe, acoustic wave measurement apparatus, ultrasound diagnostic apparatus, photoacoustic wave measurement apparatus, and ultrasound endoscope.
    Type: Application
    Filed: September 27, 2018
    Publication date: January 24, 2019
    Applicant: FUJIFILM Corporation
    Inventors: Yuzo NAGATA, Yoshihiro NAKAI, Shigeki UEHIRA, Atsushi OSAWA
  • Publication number: 20180366632
    Abstract: An object of the present invention is to provide a thermoelectric conversion layer, which has a high power factor and a low thermal conductivity and exhibits the characteristics of an n-type excellently maintaining performance stability even being exposed to a high temperature for a long period of time, a thermoelectric conversion element having the thermoelectric conversion layer as an n-type thermoelectric conversion layer, and a composition for forming a thermoelectric conversion layer used for forming the thermoelectric conversion layer. The thermoelectric conversion layer of the present invention contains a carbon nanotube-containing n-type thermoelectric conversion material and a hydrogen bonding resin.
    Type: Application
    Filed: June 11, 2018
    Publication date: December 20, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Yoshinori KANAZAWA, Yuzo NAGATA, Hiroki SUGIURA, Naoyuki HAYASHI, Kimiatsu NOMURA
  • Publication number: 20180294396
    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 ClogP value of 2.0 to 8.2.
    Type: Application
    Filed: June 15, 2018
    Publication date: October 11, 2018
    Applicant: FUJIFILM Corporation
    Inventors: Yoshinori KANAZAWA, Yuzo NAGATA, Hiroki SUGIURA, Naoyuki HAYASHI, Kimiatsu NOMURA
  • Patent number: 9905768
    Abstract: Provided is a semiconductor device which includes a semiconductor layer and an insulating layer adjacent to the semiconductor layer, in which the insulating layer is formed of a crosslinked product of a polymer compound that has a repeating unit (IA) represented by the following Formula (IA) and a repeating unit (IB) represented by the following Formula (IB); and an insulating layer-forming composition which is used for forming an insulating layer of a semiconductor device and contains a polymer compound that has the following repeating units (IA) and (IB). In Formulae, R1a and R1b each independently represent a hydrogen atom, a halogen atom, or an alkyl group. L1a, L2a, and L1b each independently represent a single bond or a linking group. X represents a crosslinkable group and YB represents a decomposable group or a hydrogen atom. m1a and m2a each independently represent an integer of 1 to 5. The symbol “*” represents a bonding position of the repeating units.
    Type: Grant
    Filed: November 1, 2016
    Date of Patent: February 27, 2018
    Assignee: FUJIFILM Corporation
    Inventors: Yuzo Nagata, Hiroo Takizawa, Satoru Yamada
  • Publication number: 20170179362
    Abstract: The present invention provides an n-type thermoelectric conversion layer, which has excellent electric conductivity and thermoelectromotive force and is inhibited from experiencing a change of the thermoelectromotive force even in a high-temperature environment, a thermoelectric conversion element having the n-type thermoelectric conversion layer, and a composition for forming an n-type thermoelectric conversion layer. A thermoelectric conversion element of the present invention has an n-type thermoelectric conversion layer and a p-type thermoelectric conversion layer electrically connected to the n-type thermoelectric conversion layer, in which the n-type thermoelectric conversion layer contains carbon nanotubes and a compound containing a repeating unit represented by Formula (1). ?L1-X?n ??Formula (1) In Formula (1), L1 represents a divalent hydrocarbon group. n represents an integer of equal to or greater than 2.
    Type: Application
    Filed: March 7, 2017
    Publication date: June 22, 2017
    Applicant: FUJIFILM Corporation
    Inventors: Yuzo NAGATA, Hiroki SUGIURA, Naoyuki HAYASHI, Kimiatsu NOMURA