Patents by Inventor Hiroto YOSHINO

Hiroto YOSHINO 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: 11958968
    Abstract: A thermally conductive material according to the present technology includes: 100 parts by mass of a crosslinking reaction product of an acrylic polymer (A) including at least two crosslinkable functional groups containing a carbon-carbon unsaturated bond and an acrylic polymer (B) including at least one of the crosslinkable functional groups; from 100 to 200 parts by mass of an acrylic polymer (C) with a viscosity of 650 mPa·s or less; from 150 to 350 parts by mass of a trimellitate ester plasticizer; from 3500 to 7500 parts by mass of a thermally conductive filler with an average particle size ranging from 0.1 ?m to 100 ?m; and from 50 to 300 parts by mass of a thickener with an average particle size of 50 nm or less.
    Type: Grant
    Filed: November 1, 2019
    Date of Patent: April 16, 2024
    Assignee: Kitagawa Industries Co., Ltd.
    Inventors: Hiroto Yoshino, Teruaki Yuoka
  • Publication number: 20220017740
    Abstract: A thermally conductive material according to the present technology includes: 100 parts by mass of a crosslinking reaction product of an acrylic polymer (A) including at least two crosslinkable functional groups containing a carbon-carbon unsaturated bond and an acrylic polymer (B) including at least one of the crosslinkable functional groups; from 100 to 200 parts by mass of an acrylic polymer (C) with a viscosity of 650 mPa·s or less; from 150 to 350 parts by mass of a trimellitate ester plasticizer; from 3500 to 7500 parts by mass of a thermally conductive filler with an average particle size ranging from 0.1 ?m to 100 ?m; and from 50 to 300 parts by mass of a thickener with an average particle size of 50 nm or less.
    Type: Application
    Filed: November 1, 2019
    Publication date: January 20, 2022
    Inventors: Hiroto Yoshino, Teruaki Yuoka
  • Patent number: 10851236
    Abstract: Provided is a grease-like thermally conductive material having excellent heat resistance including a non-silicone resin. Resolution Means: The composition for thermally conductive material of the present invention includes: an acrylic polymer (A) having at least two crosslinkable functional groups containing a carbon-carbon unsaturated bond; an acrylic polymer (B) having at least one of the crosslinkable functional groups; an anti-dripping agent; and a thermally conductive filler, a discharge amount being 1.50 g/min or more and 4.25 g/min or less as measured using a dispense controller under a predetermined discharge pressure condition.
    Type: Grant
    Filed: June 1, 2018
    Date of Patent: December 1, 2020
    Assignee: KITAGAWA INDUSTRIES CO., LTD.
    Inventors: Hiroto Yoshino, Teruaki Yuoka
  • Publication number: 20200115538
    Abstract: Provided is a grease-like thermally conductive material having excellent heat resistance including a non-silicone resin. Resolution Means: The composition for thermally conductive material of the present invention includes: an acrylic polymer (A) having at least two crosslinkable functional groups containing a carbon-carbon unsaturated bond; an acrylic polymer (B) having at least one of the crosslinkable functional groups; an anti-dripping agent; and a thermally conductive filler, a discharge amount being 1.50 g/min or more and 4.25 g/min or less as measured using a dispense controller under a predetermined discharge pressure condition.
    Type: Application
    Filed: June 1, 2018
    Publication date: April 16, 2020
    Applicant: KITAGAWA INDUSTRIES CO., LTD.
    Inventors: Hiroto YOSHINO, Teruaki YUOKA
  • Patent number: 10386122
    Abstract: A nucleation device for changing a phase of a heat storage material from a liquid state to a solid state includes a plurality of substrates in close contact with each other in the heat storage material, and a pressing part that presses a portion of the plurality of substrates so as to elicit a change in the state of close contact of the plurality of substrates.
    Type: Grant
    Filed: October 28, 2016
    Date of Patent: August 20, 2019
    Assignee: KITAGAWA INDUSTRIES CO., LTD.
    Inventors: Shinji Nishida, Hiroto Yoshino, Teruaki Yuoka
  • Patent number: 10352627
    Abstract: A nucleation device for causing phase change in a heat storage material from a liquid state to a solid state, the nucleation device including: an elastic member including a plurality of annular portions with a ring shape wound in substantially close contact with one another, the elastic member being elastically displaceable such that adjacent pairs of the plurality of annular portions in substantially close contact with one another separate from one another; wherein the heat storage material is caused to phase change by the elastic member elastically displacing while disposed in the heat storage material.
    Type: Grant
    Filed: December 27, 2017
    Date of Patent: July 16, 2019
    Assignee: KITAGAWA INDUSTRIES CO., LTD.
    Inventors: Teruaki Yuoka, Jian Guang Li, Hiroto Yoshino
  • Publication number: 20180180361
    Abstract: A nucleation device for causing phase change in a heat storage material from a liquid state to a solid state, the nucleation device including: an elastic member including a plurality of annular portions with a ring shape wound in substantially close contact with one another, the elastic member being elastically displaceable such that adjacent pairs of the plurality of annular portions in substantially close contact with one another separate from one another; wherein the heat storage material is caused to phase change by the elastic member elastically displacing while disposed in the heat storage material.
    Type: Application
    Filed: December 27, 2017
    Publication date: June 28, 2018
    Inventors: Teruaki YUOKA, Jian Guang LI, Hiroto Yoshino
  • Publication number: 20180003446
    Abstract: Provided is a method for manufacturing a heat storage device, the heat storage device including a heat storage material that contains inorganic powder and sodium acetate, the heat storage material undergoing a phase change between a liquid state and a solid state; a heat storage material container configured to enclose the heat storage material; a nucleation device configured to phase-change the heat storage material from a liquid state to a solid state; the method including forming a heat storage material that is particulate and in a powder/granular form by mixing the sodium acetate and the inorganic powder, and filling the heat storage material container with the particulate heat storage material obtained in the forming a particulate heat storage material.
    Type: Application
    Filed: June 28, 2017
    Publication date: January 4, 2018
    Inventors: Hiroto YOSHINO, Teruaki YUOKA
  • Publication number: 20170122674
    Abstract: A nucleation device for changing a phase of a heat storage material from a liquid state to a solid state includes a plurality of substrates in close contact with each other in the heat storage material, and a pressing part that presses a portion of the plurality of substrates so as to elicit a change in the state of close contact of the plurality of substrates.
    Type: Application
    Filed: October 28, 2016
    Publication date: May 4, 2017
    Inventors: Shinji NISHIDA, Hiroto YOSHINO, Teruaki YUOKA