Patents by Inventor RENKI YAMAZAKI

RENKI YAMAZAKI 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: 20240136124
    Abstract: A method of manufacturing a solid electrolytic capacitor according to the exemplary embodiment of the present disclosure includes a step of exposing a cathode body end portion, which is a portion of a cathode body, from an exterior body covering the cathode body, which is a conductor, and forming a contact electrode, which is a metal film, on the exposed cathode body end portion.
    Type: Application
    Filed: June 12, 2023
    Publication date: April 25, 2024
    Inventors: Takahiro KUMAKAWA, Renki YAMAZAKI
  • Publication number: 20230352247
    Abstract: A capacitor element that has an anode body, a dielectric oxide film layer covering the anode body, and a cathode body formed on the dielectric oxide film layer; an exterior body that covers the capacitor element; a contact layer that is on an anode terminal, which is an end portion of the anode body, and has a surface with a predetermined surface roughness; and an anode-side electrode layer that covers the surface are provided.
    Type: Application
    Filed: July 11, 2023
    Publication date: November 2, 2023
    Inventors: Renki YAMAZAKI, Takahiro KUMAKAWA
  • Patent number: 11742150
    Abstract: A capacitor element that has an anode body, a dielectric oxide film layer covering the anode body, and a cathode body formed on the dielectric oxide film layer; an exterior body that covers the capacitor element; a contact layer that is on an anode terminal, which is an end portion of the anode body, and has a surface with a predetermined surface roughness; and an anode-side electrode layer that covers the surface are provided.
    Type: Grant
    Filed: May 20, 2021
    Date of Patent: August 29, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Renki Yamazaki, Takahiro Kumakawa
  • Patent number: 11715606
    Abstract: A method of manufacturing a solid electrolytic capacitor according to the exemplary embodiment of the present disclosure includes a step of exposing a cathode body end portion, which is a portion of a cathode body, from an exterior body covering the cathode body, which is a conductor, and forming a contact electrode, which is a metal film, on the exposed cathode body end portion.
    Type: Grant
    Filed: May 20, 2021
    Date of Patent: August 1, 2023
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Takahiro Kumakawa, Renki Yamazaki
  • Patent number: 11295902
    Abstract: A solid electrolytic capacitor includes stacked capacitor elements. Each capacitor element includes: an anode body; a dielectric layer provided on a surface of the anode body and including a plurality of voids; a solid electrolyte layer provided on a surface of the dielectric layer; a cathode body provided on a surface of the solid electrolyte layer; and an insulating layer that includes a portion of the dielectric layer and an insulating resin filling the plurality of voids included in the portion of the dielectric layer, the insulating layer insulating and separating between an anode side and a cathode side, and the insulating layer being provided on the anode side of the dielectric layer. An anode portion adhesive resin is provided between adjacent insulating layers.
    Type: Grant
    Filed: February 20, 2020
    Date of Patent: April 5, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Renki Yamazaki, Takahiro Kumakawa
  • Patent number: 11227725
    Abstract: A solid electrolytic capacitor having high reliability while maintaining suitable electrical characteristics, and a method for producing the same. The solid electrolytic capacitor includes a plurality of capacitor elements, an exterior body covering the plurality of capacitor elements, a contact layer metallic bonded to an anode terminal portion that is an end portion of the anode body, an anode-side electrode layer provided so as to cover the contact layer, a cathode-side electrode layer electrically connected to the cathode body, an anode-side external electrode provided on the surface of the anode-side electrode layer, and a cathode-side external electrode provided on the surface of the cathode-side electrode layer.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: January 18, 2022
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Takahiro Kumakawa, Renki Yamazaki, Shinya Suzuki
  • Publication number: 20210383982
    Abstract: A capacitor element that has an anode body, a dielectric oxide film layer covering the anode body, and a cathode body formed on the dielectric oxide film layer; an exterior body that covers the capacitor element; a contact layer that is on an anode terminal, which is an end portion of the anode body, and has a surface with a predetermined surface roughness; and an anode-side electrode layer that covers the surface are provided.
    Type: Application
    Filed: May 20, 2021
    Publication date: December 9, 2021
    Inventors: RENKI YAMAZAKI, TAKAHIRO KUMAKAWA
  • Publication number: 20210383981
    Abstract: A method of manufacturing a solid electrolytic capacitor according to the exemplary embodiment of the present disclosure includes a step of exposing a cathode body end portion, which is a portion of a cathode body, from an exterior body covering the cathode body, which is a conductor, and forming a contact electrode, which is a metal film, on the exposed cathode body end portion.
    Type: Application
    Filed: May 20, 2021
    Publication date: December 9, 2021
    Inventors: TAKAHIRO KUMAKAWA, RENKI YAMAZAKI
  • Patent number: 11011319
    Abstract: An electronic component includes an electronic element that includes a lead portion, a sealing body that seals the electronic element in a state where an end portion of the lead portion is exposed, a first current collector that is formed on the sealing body and is connected to the end portion, and a first terminal that includes a first portion which is sealed in the sealing body and is connected to the first current collector.
    Type: Grant
    Filed: March 12, 2019
    Date of Patent: May 18, 2021
    Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.
    Inventors: Shinji Ishitani, Tatsuo Sasaoka, Renki Yamazaki
  • Publication number: 20200335284
    Abstract: A solid electrolytic capacitor having high reliability while maintaining suitable electrical characteristics, and a method for producing the same are provided. The solid electrolytic capacitor includes stacked capacitor elements. The capacitor element includes: an anode body; a dielectric layer provided on a surface of the anode body and including a plurality of voids; a solid electrolyte layer provided on a surface of the dielectric layer; a cathode body provided on a surface of the solid electrolyte layer; and an insulating layer that includes an insulating resin insulating and separating between an anode side and a cathode side, the insulating layer being provided on the anode side of the dielectric layer. The plurality of voids included in the insulating layer are filled with the insulating resin. An anode portion adhesive resin is provided between adjacent insulating layers.
    Type: Application
    Filed: February 20, 2020
    Publication date: October 22, 2020
    Inventors: Renki YAMAZAKI, Takahiro KUMAKAWA
  • Publication number: 20200194187
    Abstract: A solid electrolytic capacitor having high reliability while maintaining suitable electrical characteristics, and a method for producing the same. The solid electrolytic capacitor includes a plurality of capacitor elements, an exterior body covering the plurality of capacitor elements, a contact layer metallic bonded to an anode terminal portion that is an end portion of the anode body, an anode-side electrode layer provided so as to cover the contact layer, a cathode-side electrode layer electrically connected to the cathode body, an anode-side external electrode provided on the surface of the anode-side electrode layer, and a cathode-side external electrode provided on the surface of the cathode-side electrode layer.
    Type: Application
    Filed: December 11, 2019
    Publication date: June 18, 2020
    Inventors: Takahiro KUMAKAWA, Renki YAMAZAKI, Shinya SUZUKI
  • Publication number: 20190333707
    Abstract: An electronic component includes an electronic element that includes a lead portion, a sealing body that seals the electronic element in a state where an end portion of the lead portion is exposed, a first current collector that is formed on the sealing body and is connected to the end portion, and a first terminal that includes a first portion which is sealed in the sealing body and is connected to the first current collector.
    Type: Application
    Filed: March 12, 2019
    Publication date: October 31, 2019
    Inventors: SHINJI ISHITANI, TATSUO SASAOKA, RENKI YAMAZAKI