Patents by Inventor Kenji Hayashi

Kenji Hayashi 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: 11127662
    Abstract: The disclosure provides a semiconductor device. The device includes first and second substrates, first mounting layers, second mounting layers, power supply terminals, an output terminal, electroconductive coupling members and switching elements. The first substrate has first obverse and reverse surfaces facing in a thickness direction. The second substrate has a second obverse surface facing as the first obverse surface faces in the thickness direction and a second reverse surface facing away from the second obverse surface. The second substrate is spaced from the first substrate in a first direction crossing the thickness direction. The first mounting layers are electrically conductive and disposed on the first obverse surface. The second mounting layers are electrically conductive and disposed on the second obverse surface. The power supply terminals are electrically connected to the first mounting layers. The output terminal is connected to one of the second mounting layers.
    Type: Grant
    Filed: March 14, 2018
    Date of Patent: September 21, 2021
    Assignee: ROHM CO., LTD.
    Inventors: Masaaki Matsuo, Kenji Hayashi, Akihiro Suzaki, Soichiro Takahashi, Masashi Hayashiguchi, Yoshihisa Tsukamoto
  • Patent number: 11118240
    Abstract: An abrasion-resistant steel plate comprises: a chemical composition containing, in mass %, C: 0.20% to 0.45%, Si: 0.01% to 1.0%, Mn: 0.3% to 2.5%, P: 0.020% or less, S: 0.01% or less, Cr: 0.01% to 2.0%, Ti: 0.10% to 1.00%, B: 0.0001% to 0.0100%, Al: 0.1% or less, N: 0.01% or less, and a balance consisting of Fe and inevitable impurities; and a microstructure in which a volume fraction of martensite is 90% or more, and a prior austenite grain size is 80 ?m or less, wherein a number density of TiC precipitate having a size of 0.5 ?m or more is 400 particles/mm2 or more, and a Mn content [Mn] and a P content [P] in a plate thickness central segregation area satisfy 0.04[Mn]+[P]<0.50.
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: September 14, 2021
    Assignee: JFE STEEL CORPORATON
    Inventors: Yusuke Terazawa, Naoki Takayama, Kenji Hayashi, Kazukuni Hase
  • Patent number: 11111556
    Abstract: An abrasion-resistant steel plate comprises: a specific chemical composition; and a microstructure in which a volume fraction of martensite at a depth of 1 mm from a surface of the abrasion-resistant steel plate is 90% or more, and a prior austenite grain size in a plate thickness central part at the mid-thickness of the abrasion-resistant steel plate is 80 ?m or less, wherein hardness at a depth of 1 mm from the surface of the abrasion-resistant steel plate is 460 to 590 HBW 10/3000 in Brinell hardness, and a concentration [Mn] of Mn in mass % and a concentration [P] of P in mass % in a plate thickness central segregation area satisfy 0.04[Mn]+[P]<0.50.
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: September 7, 2021
    Assignee: JFE STEEL CORPORATION
    Inventors: Yusuke Terazawa, Naoki Takayama, Kenji Hayashi, Kazukuni Hase
  • Patent number: 11099805
    Abstract: A reproduced data output apparatus includes: a reproduced data receiver section to receive a reproduced data of a content from an external instrument having a reproduction function of the content; a report determiner section to determine whether an operation status report signal indicating that a status of a present operation of the external instrument is a status of a different operation is reported from the external instrument, in response to that an occurrence of an event is identified during a status of a first operation being identified as a status of a present operation of the external instrument; and a command transmission controller section to transmit a command that requires a re-start of the first operation to the external instrument, in response to that the operation status report signal is determined to be reported from the external instrument.
    Type: Grant
    Filed: January 18, 2017
    Date of Patent: August 24, 2021
    Assignees: DENSO CORPORATION, TOYOTA JIDOSHA KABUSHIKI KAISHA, PIONEER CORPORATION, DENSO TEN LIMITED
    Inventors: Eiji Nakai, Kazushige Hayashi, Jun Yuyama, Yoshinobu Orui, Go Takahashi, Hirotaka Nakahara, Kenji Yoshida
  • Patent number: 11035018
    Abstract: An abrasion-resistant steel plate comprises: a specific chemical composition; and a microstructure in which a volume fraction of martensite at a depth of 1 mm from a surface of the abrasion-resistant steel plate is 90% or more, and a prior austenite grain size at the mid-thickness of the abrasion-resistant steel plate is 80 ?m or less, wherein hardness at a depth of 1 mm from the surface of the abrasion-resistant steel plate is 360 to 490 HBW 10/3000 in Brinell hardness, and a concentration [Mn] of Mn in mass % and a concentration [P] of P in mass % in a plate thickness central segregation area satisfy 0.04[Mn]+[P]<0.55.
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: June 15, 2021
    Assignee: JFE STEEL CORPORATION
    Inventors: Yusuke Terazawa, Naoki Takayama, Kenji Hayashi, Kazukuni Hase
  • Patent number: 11035017
    Abstract: An abrasion-resistant steel plate that can achieve both gas cutting cracking resistance and abrasion resistance at low cost is provided. An abrasion-resistant steel plate comprises: a chemical composition containing, in mass %, C: more than 0.34% and 0.50% or less, Si: 0.01% to 1.0%, Mn: 0.30% to 2.00%, P: 0.015% or less, S: 0.005% or less, Cr: 0.01% to 2.00%, Al: 0.001% to 0.100%, N: 0.01% or less, and a balance consisting of Fe and inevitable impurities; and a microstructure in which a volume fraction of martensite at a depth of 1 mm from a surface of the abrasion-resistant steel plate is 90% or more, and a prior austenite grain size at the mid-thickness of the abrasion-resistant steel plate is 80 ?m or less, wherein hardness at a depth of 1 mm from the surface of the abrasion-resistant steel plate is 560 HBW 10/3000 or more in Brinell hardness, and a concentration [Mn] of Mn in mass % and a concentration [P] of P in mass % in a plate thickness central segregation area satisfy 0.04[Mn]+[P]<0.45.
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: June 15, 2021
    Assignee: JFE STEEL CORPORATION
    Inventors: Yusuke Terazawa, Naoki Takayama, Kenji Hayashi, Kazukuni Hase
  • Publication number: 20210175213
    Abstract: A semiconductor power module including an insulating substrate having one surface and another surface, an output side terminal arranged at a one surface side of the insulating substrate, a first power supply terminal arranged at the one surface side of the insulating substrate, a second power supply terminal to which a voltage of a magnitude different from a voltage applied to the first power supply terminal is to be applied, and arranged at another surface side of the insulating substrate so as to face the first power supply terminal across the insulating substrate, a first switching device arranged at the one surface side of the insulating substrate and electrically connected to the output side terminal and the first power supply terminal, and a second switching device arranged at the one surface side of the insulating substrate and electrically connected to the output side terminal and the second power supply terminal.
    Type: Application
    Filed: February 11, 2021
    Publication date: June 10, 2021
    Inventors: Kenji HAYASHI, Masashi HAYASHIGUCHI
  • Patent number: 11022870
    Abstract: The fluorescent light source device according to this invention includes: a light-emitting device emitting blue excitation light; a wavelength conversion device excited by the excitation light and producing yellow fluorescence; and a first dichroic mirror including a region that reflects or transmits the excitation light and a region that transmits or reflects the fluorescence and partial excitation light that was not converted by the wavelength conversion device. The fluorescent light source device mixes fluorescence and partial excitation light from the wavelength conversion device together and emits white light, and further includes an auxiliary light source emitting light in a blue region identical to that of the excitation light. Radiation light from the auxiliary light source is mixed with white light that is a mixture of the fluorescence and the partial excitation light from the first dichroic mirror.
    Type: Grant
    Filed: September 4, 2018
    Date of Patent: June 1, 2021
    Assignee: Ushio Denki Kabushiki Kaisha
    Inventors: Kenji Hayashi, Kiyoyuki Kabuki
  • Publication number: 20210134762
    Abstract: The present disclosure provides a semiconductor device. The semiconductor device includes a substrate, amounting layer, switching elements, a moisture-resistant layer and a sealing resin. The substrate has a front surface facing in a thickness direction. The mounting layer is electrically conductive and disposed on the front surface. Each switching element includes an element front surface facing in the same direction in which the front surface faces along the thickness direction, a back surface facing in the opposite direction of the element front surface, and a side surface connected to the element front surface and the back surface. The switching elements are electrically bonded to the mounting layer with their back surfaces facing the front surface. The moisture-resistant layer covers at least one side surface. The sealing resin covers the switching elements and the moisture-resistant layer.
    Type: Application
    Filed: April 18, 2018
    Publication date: May 6, 2021
    Inventors: Kenji HAYASHI, Akihiro SUZAKI, Masaaki MATSUO, Ryuta WATANABE, Makoto IKENAGA
  • Patent number: 10994455
    Abstract: Provided are: an FRP sheet press molding method and device whereby yield can be improved without opening/closing adjustment of a mold after mold clamping; and an FRP molded article. The FRP sheet press molding method, whereby a press-molded article PM is molded using a fiber-reinforced plastic sheet material SM, comprises: a press step in which molds 2, 3 are closed and the heated sheet material SM is press-molded inside a cavity 5; and a filling step in which the closed state of the molds 2, 3 is maintained from the press step, a molten resin MP is pressure-injected into a gap IS that occurs between the sheet material SM and the cavity 5, and a surface of the sheet material SM and a surface of the molten resin MP are caused to come in contact with the cavity 5.
    Type: Grant
    Filed: March 23, 2017
    Date of Patent: May 4, 2021
    Assignee: HONDA MOTOR CO., LTD.
    Inventors: Motoki Sakurai, Kenji Hayashi
  • Patent number: 10950582
    Abstract: A semiconductor power module including an insulating substrate having one surface and another surface, an output side terminal arranged at a one surface side of the insulating substrate, a first power supply terminal arranged at the one surface side of the insulating substrate, a second power supply terminal to which a voltage of a magnitude different from a voltage applied to the first power supply terminal is to be applied, and arranged at another surface side of the insulating substrate so as to face the first power supply terminal across the insulating substrate, a first switching device arranged at the one surface side of the insulating substrate and electrically connected to the output side terminal and the first power supply terminal, and a second switching device arranged at the one surface side of the insulating substrate and electrically connected to the output side terminal and the second power supply terminal.
    Type: Grant
    Filed: February 18, 2020
    Date of Patent: March 16, 2021
    Assignee: ROHM CO., LTD.
    Inventors: Kenji Hayashi, Masashi Hayashiguchi
  • Publication number: 20210032276
    Abstract: Provided is a near-infrared ray absorbing composition including a near-infrared absorber and a solvent, wherein the near-infrared absorber contains at least one of the following component (A) and component (B); and a compound represented by Formula (I) is contained in the component (A) or component (B) in the range of 0.
    Type: Application
    Filed: May 29, 2019
    Publication date: February 4, 2021
    Inventors: Natsumi ITAMOTO, Koji DAIFUKU, Yosuke MIZUTANI, Keigo TAMAKI, Yutaro HORIE, Kenji HAYASHI, Issei NAKAHARA, Takahiko NOJIMA, Kiyoshi FUKUSAKA
  • Publication number: 20210028400
    Abstract: A sealing member used for absorbing the water in the interior of the organic electronic devices and for holding the interior of the devices in a dry state. The sealing member includes a laminate of a barrier sheet (5) provided with a metal foil (5a) and a moisture absorbing film (3).
    Type: Application
    Filed: April 1, 2019
    Publication date: January 28, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Chiho SUGIURA, Yusuke OBU, Kenji HAYASHI, Yutaka KAWAKUBO
  • Publication number: 20210023817
    Abstract: A barrier film for electronic devices exhibiting and maintaining excellent water barrier property. The barrier film for electronic devices features a water permeability (23° C., RH50%) that is set to be not more than 10?4 g/m2/day and a water content that is maintained to be not more than 2000 ppm.
    Type: Application
    Filed: April 1, 2019
    Publication date: January 28, 2021
    Applicant: TOYO SEIKAN GROUP HOLDINGS, LTD.
    Inventors: Chiho SUGIURA, Yusuke OBU, Kenji HAYASHI, Yutaka KAWAKUBO
  • Publication number: 20210026053
    Abstract: Disclosed is a near-infrared absorbing composition, including: a near-infrared absorbing agent; and a solvent, wherein the near-infrared absorbing agent includes at least one of the following Component (A) and Component (B): Component (A): a component composed of a compound having a structure of the following general formula (I) and a metal ion; Component (B): a component composed of a metal complex that is obtainable by a reaction of the compound having the structure of the following general formula (I) and a metal compound.
    Type: Application
    Filed: March 11, 2019
    Publication date: January 28, 2021
    Inventors: Koji DAIFUKU, Yosuke MIZUTANI, Natsumi ITAMOTO, Keigo TAMAKI, Yutaro HORIE, Kenji HAYASHI, Issei NAKAHARA, Takahiko NOJIMA, Kiyoshi FUKUSAKA
  • Publication number: 20210024754
    Abstract: Provided is a near-infrared ray absorbing composition containing at least a near-infrared absorber, a metal compound, and a solvent, wherein the near-infrared absorber contains a metal ion, and the metal compound is a compound having a structure represented by the following Formula (I), Formula (II), or Formula (III), M(OR1)n??Formula (I): Mn+(O?R2—O?)n??Formula (II): (OR3)n-mMn+(?OCOR4)m,??Formula (III): in the above Formulas (I), (II), and (III), M represents at least one metal element selected from the group consisting of titanium, zirconia, and aluminum; when M represents titanium or zirconia, n=4, m=1, 2, 3, or 4; when M represents aluminum, n=3, m=1, 2, or 3; R1 to R4 each independently represent an alkyl group having 1 to 30 carbon atoms, and R1 to R4 may further have a substituent.
    Type: Application
    Filed: May 13, 2019
    Publication date: January 28, 2021
    Inventors: Kenji HAYASHI, Yosuke MIZUTANI, Koji DAIFUKU, Natsumi ITAMOTO
  • Publication number: 20210016986
    Abstract: A package comprising a laminate of a two-layer structure including a barrier film 1 that is used for electronic devices and has a water permeability (23° C., RH 50%) that is set to be not more than 10?4 g/m2/day and a desiccant sheet 3 that is so provided as to cover the one surface of the barrier film 1, characterized in that the barrier film 1 is held being wound up like a roll.
    Type: Application
    Filed: April 1, 2019
    Publication date: January 21, 2021
    Applicant: Toyo Seikan Group Holdings, Ltd.
    Inventors: Chiho SUGIURA, Yusuke OBU, Kenji HAYASHI, Yutaka KAWAKUBO
  • Publication number: 20200373666
    Abstract: A multiband antenna includes: a radiating conductor including a rectangular-shaped first slit extending along a second axis direction of a first right-hand orthogonal coordinate system having a first axis direction, the second axis direction, and a third axis direction; a ground conductor which is spaced apart from the radiating conductor by a predetermined interval along the third axis direction; and a first strip conductor being positioned between the radiating conductor and the ground conductor, and extending along the first axis direction. An end portion of the first strip conductor overlaps the first slit when viewed along the third axis direction.
    Type: Application
    Filed: February 12, 2019
    Publication date: November 26, 2020
    Inventors: Yasunori TAKAKI, Kenji HAYASHI
  • Publication number: 20200341359
    Abstract: The fluorescent light source device according to this invention includes: a light-emitting device emitting blue excitation light; a wavelength conversion device excited by the excitation light and producing yellow fluorescence; and a first dichroic mirror including a region that reflects or transmits the excitation light and a region that transmits or reflects the fluorescence and partial excitation light that was not converted by the wavelength conversion device. The fluorescent light source device mixes fluorescence and partial excitation light from the wavelength conversion device together and emits white light, and further includes an auxiliary light source emitting light in a blue region identical to that of the excitation light. Radiation light from the auxiliary light source is mixed with white light that is a mixture of the fluorescence and the partial excitation light from the first dichroic mirror.
    Type: Application
    Filed: September 4, 2018
    Publication date: October 29, 2020
    Applicant: Ushio Denki Kabushiki Kaisha
    Inventors: Kenji HAYASHI, Kiyoyuki KABUKI
  • Publication number: 20200326539
    Abstract: There are provided a projection image-displaying member, a windshield glass, and a head-up display system in which both high visible light transmittance and good tint of a screen image displayed are achieved. The projection image-displaying member has a selectively reflecting layer that wavelength-selectively reflects light. The selectively reflecting layer has a maximum reflectivity in a wavelength range of 700 to 850 nm at an incidence angle of 5° and has a peak with a reflectivity of 15% or more in a wavelength range of 470 to 540 nm. The selectively reflecting layer further has two or more peaks of reflectivity in a wavelength range of 540 to 700 nm.
    Type: Application
    Filed: June 29, 2020
    Publication date: October 15, 2020
    Applicant: FUJIFILM Corporation
    Inventors: Hirotoshi ANDO, Wataru MAJIMA, Akihiro ANZAI, Katsuyuki TAKADA, Kenji HAYASHI