Patents by Inventor Kazuhiro Hatanaka

Kazuhiro Hatanaka 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: 20240118437
    Abstract: A radiation detector includes a sensor panel having a light receiving surface, a first scintillator panel and a second scintillator panel disposed on the light receiving surface in a state of being adjacent to each other along the light receiving surface, and an adhesive layer. The first scintillator panel has a first substrate and a first scintillator layer including a plurality of columnar crystals. The second scintillator panel has a second substrate and a second scintillator layer including a plurality of columnar crystals. The first scintillator layer reaches at least a first portion of the first substrate. The second scintillator layer reaches at least a second portion of the second substrate. The adhesive layer is provided continuous over the first scintillator panel and the second scintillator panel.
    Type: Application
    Filed: November 8, 2021
    Publication date: April 11, 2024
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Haruki YAMAJI, Jun SAKURAI, Kazuhiro SHIRAKAWA, Masashi HATANAKA, Keisuke GOTO
  • Patent number: 11953631
    Abstract: A scintillator panel includes a substrate made of an organic material, a barrier layer formed on the substrate and including thallium iodide as a main component, and a scintillator layer formed on the barrier layer and including cesium iodide as a main component. According to this scintillator panel, moisture resistance can be improved by providing the barrier layer between the substrate and the scintillator layer.
    Type: Grant
    Filed: November 10, 2022
    Date of Patent: April 9, 2024
    Assignee: HAMAMATSU PHOTONICS K.K.
    Inventors: Keisuke Goto, Kazuhiro Shirakawa, Hidenori Jonishi, Masashi Hatanaka, Haruki Yamaji, Jun Sakurai, Yutaka Kusuyama
  • Publication number: 20240103189
    Abstract: A scintillator panel includes: a first flexible support body having a first surface and a second surface on a side opposite to the first surface; a scintillator layer formed on the first surface and containing a plurality of columnar crystals; a second flexible support body provided on the second surface; an inorganic layer provided on the second flexible support body so as to be interposed between the second surface and the second flexible support body; and a first adhesive layer bonding the second surface and the inorganic layer to each other. A radiation detector includes: the scintillator panel; and a sensor panel including a photoelectric conversion element, in which the scintillator panel is provided on the sensor panel such that the first surface is on the sensor panel side with respect to the second surface.
    Type: Application
    Filed: July 9, 2020
    Publication date: March 28, 2024
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Masashi HATANAKA, Haruki YAMAJI, Kazuhiro SHIRAKAWA, Keisuke GOTO, Jun SAKURAI
  • Publication number: 20240103188
    Abstract: A radiation detector includes: a sensor panel; a scintillator panel; and a resin frame provided across the sensor panel and the scintillator panel, in which the sensor panel has a mounting surface where the scintillator panel is mounted, the scintillator panel includes a support body having a first surface, a second surface on a side opposite to the first surface, and a first side surface connecting the first surface and the second surface to each other, and a scintillator layer formed on the first surface and containing a plurality of columnar crystals, the scintillator panel is mounted on the mounting surface such that the scintillator layer and the first surface face the mounting surface, and the scintillator layer has a second side surface extending so as to be positioned on the same plane as the first side surface.
    Type: Application
    Filed: July 9, 2020
    Publication date: March 28, 2024
    Applicant: HAMAMATSU PHOTONICS K.K.
    Inventors: Haruki YAMAJI, Kazuhiro SHIRAKAWA, Keisuke GOTO, Masashi HATANAKA, Jun SAKURAI
  • Patent number: 11001033
    Abstract: A fiber-reinforced composite material has an excellent design surface. The prepreg laminate includes at least prepregs [a] having reinforcing fibers impregnated with a resin, and a base material [b] not impregnated with a resin, wherein at least two of the prepregs [a] are stacked in succession, and both sides of the base material [b] are sandwiched by the prepregs [a].
    Type: Grant
    Filed: October 23, 2017
    Date of Patent: May 11, 2021
    Assignee: Toray Industries, Inc.
    Inventors: Kazuhiro Hatanaka, Norio Nakagawa, Hideki Nudeshima, Hidehiro Takemoto
  • Publication number: 20190248107
    Abstract: A fiber-reinforced composite material has an excellent design surface. The prepreg laminate includes at least prepregs [a] having reinforcing fibers impregnated with a resin, and a base material [b] not impregnated with a resin, wherein at least two of the prepregs [a] are stacked in succession, and both sides of the base material [b] are sandwiched by the prepregs [a].
    Type: Application
    Filed: October 23, 2017
    Publication date: August 15, 2019
    Inventors: Kazuhiro Hatanaka, Norio Nakagawa, Hideki Nudeshima, Hidehiro Takemoto
  • Patent number: 9962904
    Abstract: Provided are the following: a sandwich structure formed from a core component comprising a discontinuous reinforcing fiber, a thermoplastic resin and voids, and a skin component comprising a continuous reinforcing fiber and a matrix resin, wherein in the core component, 30% or more of the discontinuous reinforcing fiber is covered with the thermoplastic resin and monofilaments of the discontinuous reinforcing fiber intersect one another via the thermoplastic resin; an integrally formed article using the sandwich structure; and methods for the production therefor.
    Type: Grant
    Filed: July 17, 2014
    Date of Patent: May 8, 2018
    Assignee: TORAY INDUSTRIES, INC.
    Inventors: Kazuhiro Hatanaka, Satomi Matsuo, Atsuki Tsuchiya
  • Patent number: 9481145
    Abstract: The present invention relates to a sheet-form prepreg which comprises a plurality of carbon fibers and a matrix resin with which the plurality of carbon fibers are impregnated. This matrix resin contains a thermosetting resin, a curing agent, conductive particles of 1 ?m or smaller in diameter, conductive particles of 5 ?m or larger in diameter and thermoplastic resin particles, and the conductive particles of 1 ?m or smaller in diameter, the conductive particles of 5 ?m or larger in diameter and the thermoplastic resin particles are each disproportionately distributed in a specific part of the prepreg. By the present invention, a prepreg from which a carbon fiber-reinforced composite material having both excellent impact resistance and good conductivity in the lamination direction can be produced is provided.
    Type: Grant
    Filed: February 24, 2012
    Date of Patent: November 1, 2016
    Assignee: Toray Industries, Inc.
    Inventors: Kazuhiro Hatanaka, Hiroaki Sakata, Hiroshi Taiko
  • Publication number: 20160214346
    Abstract: Provided are the following: a sandwich structure formed from a core component comprising a discontinuous reinforcing fiber, a thermoplastic resin and voids, and a skin component comprising a continuous reinforcing fiber and a matrix resin, wherein in the core component, 30% or more of the discontinuous reinforcing fiber is covered with the thermoplastic resin and monofilaments of the discontinuous reinforcing fiber intersect one another via the thermoplastic resin; an integrally formed article using the sandwich structure; and methods for the production therefor.
    Type: Application
    Filed: July 17, 2014
    Publication date: July 28, 2016
    Applicant: TORAY Industries, Inc.
    Inventors: Kazuhiro HATANAKA, Satomi MATSUO, Atsuki TSUCHIYA
  • Publication number: 20130344305
    Abstract: The present invention relates to a sheet-form prepreg which comprises a plurality of carbon fibers and a matrix resin with which the plurality of carbon fibers are impregnated. This matrix resin contains a thermosetting resin, a curing agent, conductive particles of 1 ?m or smaller in diameter, conductive particles of 5 ?m or larger in diameter and thermoplastic resin particles, and the conductive particles of 1 ?m or smaller in diameter, the conductive particles of 5 ?m or larger in diameter and the thermoplastic resin particles are each disproportionately distributed in a specific part of the prepreg. By the present invention, a prepreg from which a carbon fiber-reinforced composite material having both excellent impact resistance and good conductivity in the lamination direction can be produced is provided.
    Type: Application
    Filed: February 24, 2012
    Publication date: December 26, 2013
    Applicant: TORAY INDUSTRIES, INC.
    Inventors: Kazuhiro Hatanaka, Hiroaki Sakata, Hiroshi Taiko
  • Publication number: 20080293875
    Abstract: An object of the present invention is to provide a curable composition which: is excellent in reactivity, in particular, cationic polymerizability with respect to light and heat; and has good heat resistance. The object is carried out by an oxetane compound producible by a reaction between a silane compound having an epoxy group and an alkoxysilyl group, and a compound having an oxetane ring and an active hydrogen group.
    Type: Application
    Filed: December 19, 2005
    Publication date: November 27, 2008
    Applicant: The Yokohama Rubber Co., Ltd.
    Inventor: Kazuhiro Hatanaka
  • Patent number: 7390570
    Abstract: An object of the present invention is to provide a curable composition which exhibits excellent toughness after the curing and excellent long term stability, as well as a rubber used in such curable composition. Such object is realized by a maleimide terminated rubber having maleimide structure on both ends of the molecule obtainable by reacting a rubber having amino group and/or imino group on both ends of the molecule and a bismaleimide compound, as well as a curable composition comprising such maleimide terminated rubber and a resin and/or a rubber other than such maleimide terminated rubber.
    Type: Grant
    Filed: May 13, 2004
    Date of Patent: June 24, 2008
    Assignee: The Yokohama Rubber Co., Ltd.
    Inventors: Wonmun Choi, Kazuhiro Hatanaka
  • Patent number: 7149075
    Abstract: There is a solid electrolytic capacitor having a low ESR characteristic. In accordance with the solid electrolytic capacitor using an capacitor element wherein solid electrolyte is formed, the post-etching void factor of the anode foil used for the capacitor element is set at not more than 51% or the post-etching void factor of the cathode foil used for the capacitor element is set at not more than 44%, so that an electrode foil increases in conductivity and decreases in resistivity, to thereby obtain, coupled with the solid electrolyte of a low resistivity, a solid electrolytic capacitor having a lower ESR characteristic.
    Type: Grant
    Filed: December 5, 2005
    Date of Patent: December 12, 2006
    Assignee: Nippon Chemi-Con Corp.
    Inventors: Kazuhiro Higuchi, Akihiro Inoue, Akio Ishii, Kazuhiro Saegusa, Kazuhiro Hatanaka
  • Patent number: 7099144
    Abstract: There is a solid electrolytic capacitor having a low ESR characteristic. In accordance with the solid electrolytic capacitor using an capacitor element wherein solid electrolyte is formed, the post-etching void factor of the anode foil used for the capacitor element is set at not more than 51% or the post-etching void factor of the cathode foil used for the capacitor element is set at not more than 44%, so that an electrode foil increases in conductivity and decreases in resistivity, to thereby obtain, coupled with the solid electrolyte of a low resistivity, a solid electrolytic capacitor having a lower ESR characteristic.
    Type: Grant
    Filed: May 30, 2002
    Date of Patent: August 29, 2006
    Assignee: Nippon Chemi-Con Corporation
    Inventors: Kazuhiro Higuchi, Akihiro Inoue, Akio Ishii, Kazuhiro Saegusa, Kazuhiro Hatanaka
  • Publication number: 20060139851
    Abstract: There is a solid electrolytic capacitor having a low ESR characteristic. In accordance with the solid electrolytic capacitor using an capacitor element wherein solid electrolyte is formed, the post-etching void factor of the anode foil used for the capacitor element is set at not more than 51% or the post-etching void factor of the cathode foil used for the capacitor element is set at not more than 44%, so that an electrode foil increases in conductivity and decreases in resistivity, to thereby obtain, coupled with the solid electrolyte of a low resistivity, a solid electrolytic capacitor having a lower ESR characteristic.
    Type: Application
    Filed: December 5, 2005
    Publication date: June 29, 2006
    Inventors: Kazuhiro Higuchi, Akihiro Inoue, Akio Ishii, Kazuhiro Saegusa, Kazuhiro Hatanaka
  • Publication number: 20050255322
    Abstract: An object of the present invention is to provide a curable composition which exhibits excellent toughness after the curing and excellent long term stability, as well as a rubber used in such curable composition. Such object is realized by a maleimide terminated rubber having maleimide structure on both ends of the molecule obtainable by reacting a rubber having amino group and/or imino group on both ends of the molecule and a bismaleimide compound, as well as a curable composition comprising such maleimide terminated rubber and a resin and/or a rubber other than such maleimide terminated rubber.
    Type: Application
    Filed: May 13, 2004
    Publication date: November 17, 2005
    Inventors: Wonmun Choi, Kazuhiro Hatanaka
  • Patent number: 6504704
    Abstract: As a cathode foil, an etched aluminum foil is used, where a TiN film is prepared on the surface thereof by cathode arc plasma deposition process. As an anode foil, an etched aluminum foil is used, where a dielectric film is prepared on the surface thereof by a formation process. Winding together the anode foil along with the cathode foil and a separator, a capacitor element is prepared. While placing an organic semiconductor including a desired TCNQ complex sale in a bottomed cylindrical aluminum case and melting the TCNQ complex sale under heating on a heater heated to about 300° C., then, the capacitor element heated to about 250° C. is placed in the aluminum case, to impregnate the capacitor element with the melted TCNQ complex sale and immediately immerse the aluminum case in cooling water to cool and solidify the TCNQ complex salt. Then, the capacitor element is sealed with a resin to prepare a solid electrolytic capacitor.
    Type: Grant
    Filed: December 26, 2001
    Date of Patent: January 7, 2003
    Assignee: Nippon Chem-Con Corporation
    Inventors: Kazuhiro Hatanaka, Kazunori Naraya, Kazuhiro Higuchi
  • Patent number: 5914852
    Abstract: A solid electrolyte layer of dense and uniform conductive polymer is formed with a capacitor element of the wound type in order to provide a solid electrolytic capacitor of improved electric characteristics and large capacity and a process for manufacturing the same. The capacitor element (10) in which an anode foil (1) and a cathode foil (2) are wound by means of a separator (3) is impregnated with a solution mixture of 3,4-ethylendioxythiophene and an oxidizing agent so that the solution mixture is penetrated into the inside of the capacitor element (10) for the gentle polymerization reaction of 3,4-ethylendioxythiophene with an oxidizing agent during and after the impregnation in order to produce polyethylenedioxythiophene for forming a solid electrolyte layer within the capacitor element. Further, a solid electrolytic capacitor in which an electrolytic layer is sufficiently achieved with a low impedance is obtainable.
    Type: Grant
    Filed: February 18, 1998
    Date of Patent: June 22, 1999
    Assignee: Nippon Chemi-Con Corporation
    Inventors: Kazuhiro Hatanaka, Atsuko Kaneko
  • Patent number: 5744608
    Abstract: The present invention is directed to methods for manufacturing 3-(aminomethyl)-6-chloropyridines represented by a general formula ?II!; ##STR1## wherein R.sup.2 represents hydrogen or a lower alkyl and R.sup.3 represents hydrogen, a lower alkyl or an halogen atom, characterized in that the compound represented by the general formula ?II! is manufactured by allowing 3-(substituted-aminomethyl)pyridine 1-oxide represented by a general formula ?I!; ##STR2## wherein R.sup.1 represents alkyl, aryl, aralkyl or alkoxy, R.sup.2 and R.sup.3 are as described above, to react with a base represented by a general formula ?a!;R'R"R'"N ?a!wherein R', R" and R'" may be the same or different one another and represent each independently a lower alkyl or an aromatic group, or R', R" , R'" and N may form together an optionally-substituted pyridine ring, in the presence of an electrophilic reagent having at least one chlorine atom, and subsequently treating the reaction product with hydrogen chloride and water.
    Type: Grant
    Filed: May 1, 1997
    Date of Patent: April 28, 1998
    Assignee: Nippon Soda Co., Ltd.
    Inventors: Inoue Tsutomu, Takahashi Jun, Imagawa Tsutomu, Kazuhiro Hatanaka
  • Patent number: 5113478
    Abstract: This liquid fuel vaporizing apparatus is so designed that liquid fuel is vaporized by a heating plug disposed in a tubular body when the temperature in a combustion chamber is low while it is vaporized by a radiant heat of the combustion chamber received by heat-receiving fins provided in the outer-peripheral part of the tubular body when the temperature in the combustion chamber is high. Particularly, an open-cellular member having intercommunication porosity which has numerous intercommunicating pores being excellent in heat conducting properties is disposed in a fuel passage in the tubular body, and the heat transfer area of said member is increased to make uniform the state of reception of heat from the heat-receiving fins.
    Type: Grant
    Filed: August 8, 1990
    Date of Patent: May 12, 1992
    Assignee: Isuzu Motors Limited
    Inventors: Kenro Nakashima, Kazuhiro Hatanaka, Hideo Ohta