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: 20240118437Abstract: 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: ApplicationFiled: November 8, 2021Publication date: April 11, 2024Applicant: HAMAMATSU PHOTONICS K.K.Inventors: Haruki YAMAJI, Jun SAKURAI, Kazuhiro SHIRAKAWA, Masashi HATANAKA, Keisuke GOTO
-
Patent number: 11953631Abstract: 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: GrantFiled: November 10, 2022Date of Patent: April 9, 2024Assignee: HAMAMATSU PHOTONICS K.K.Inventors: Keisuke Goto, Kazuhiro Shirakawa, Hidenori Jonishi, Masashi Hatanaka, Haruki Yamaji, Jun Sakurai, Yutaka Kusuyama
-
Publication number: 20240103189Abstract: 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: ApplicationFiled: July 9, 2020Publication date: March 28, 2024Applicant: HAMAMATSU PHOTONICS K.K.Inventors: Masashi HATANAKA, Haruki YAMAJI, Kazuhiro SHIRAKAWA, Keisuke GOTO, Jun SAKURAI
-
Publication number: 20240103188Abstract: 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: ApplicationFiled: July 9, 2020Publication date: March 28, 2024Applicant: HAMAMATSU PHOTONICS K.K.Inventors: Haruki YAMAJI, Kazuhiro SHIRAKAWA, Keisuke GOTO, Masashi HATANAKA, Jun SAKURAI
-
Patent number: 11001033Abstract: 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: GrantFiled: October 23, 2017Date of Patent: May 11, 2021Assignee: Toray Industries, Inc.Inventors: Kazuhiro Hatanaka, Norio Nakagawa, Hideki Nudeshima, Hidehiro Takemoto
-
Publication number: 20190248107Abstract: 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: ApplicationFiled: October 23, 2017Publication date: August 15, 2019Inventors: Kazuhiro Hatanaka, Norio Nakagawa, Hideki Nudeshima, Hidehiro Takemoto
-
Patent number: 9962904Abstract: 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: GrantFiled: July 17, 2014Date of Patent: May 8, 2018Assignee: TORAY INDUSTRIES, INC.Inventors: Kazuhiro Hatanaka, Satomi Matsuo, Atsuki Tsuchiya
-
Patent number: 9481145Abstract: 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: GrantFiled: February 24, 2012Date of Patent: November 1, 2016Assignee: Toray Industries, Inc.Inventors: Kazuhiro Hatanaka, Hiroaki Sakata, Hiroshi Taiko
-
Publication number: 20160214346Abstract: 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: ApplicationFiled: July 17, 2014Publication date: July 28, 2016Applicant: TORAY Industries, Inc.Inventors: Kazuhiro HATANAKA, Satomi MATSUO, Atsuki TSUCHIYA
-
Publication number: 20130344305Abstract: 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: ApplicationFiled: February 24, 2012Publication date: December 26, 2013Applicant: TORAY INDUSTRIES, INC.Inventors: Kazuhiro Hatanaka, Hiroaki Sakata, Hiroshi Taiko
-
Publication number: 20080293875Abstract: 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: ApplicationFiled: December 19, 2005Publication date: November 27, 2008Applicant: The Yokohama Rubber Co., Ltd.Inventor: Kazuhiro Hatanaka
-
Patent number: 7390570Abstract: 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: GrantFiled: May 13, 2004Date of Patent: June 24, 2008Assignee: The Yokohama Rubber Co., Ltd.Inventors: Wonmun Choi, Kazuhiro Hatanaka
-
Patent number: 7149075Abstract: 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: GrantFiled: December 5, 2005Date of Patent: December 12, 2006Assignee: Nippon Chemi-Con Corp.Inventors: Kazuhiro Higuchi, Akihiro Inoue, Akio Ishii, Kazuhiro Saegusa, Kazuhiro Hatanaka
-
Patent number: 7099144Abstract: 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: GrantFiled: May 30, 2002Date of Patent: August 29, 2006Assignee: Nippon Chemi-Con CorporationInventors: Kazuhiro Higuchi, Akihiro Inoue, Akio Ishii, Kazuhiro Saegusa, Kazuhiro Hatanaka
-
Publication number: 20060139851Abstract: 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: ApplicationFiled: December 5, 2005Publication date: June 29, 2006Inventors: Kazuhiro Higuchi, Akihiro Inoue, Akio Ishii, Kazuhiro Saegusa, Kazuhiro Hatanaka
-
Publication number: 20050255322Abstract: 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: ApplicationFiled: May 13, 2004Publication date: November 17, 2005Inventors: Wonmun Choi, Kazuhiro Hatanaka
-
Patent number: 6504704Abstract: 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: GrantFiled: December 26, 2001Date of Patent: January 7, 2003Assignee: Nippon Chem-Con CorporationInventors: Kazuhiro Hatanaka, Kazunori Naraya, Kazuhiro Higuchi
-
Patent number: 5914852Abstract: 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: GrantFiled: February 18, 1998Date of Patent: June 22, 1999Assignee: Nippon Chemi-Con CorporationInventors: Kazuhiro Hatanaka, Atsuko Kaneko
-
Patent number: 5744608Abstract: 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: GrantFiled: May 1, 1997Date of Patent: April 28, 1998Assignee: Nippon Soda Co., Ltd.Inventors: Inoue Tsutomu, Takahashi Jun, Imagawa Tsutomu, Kazuhiro Hatanaka
-
Patent number: 5113478Abstract: 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: GrantFiled: August 8, 1990Date of Patent: May 12, 1992Assignee: Isuzu Motors LimitedInventors: Kenro Nakashima, Kazuhiro Hatanaka, Hideo Ohta