Patents by Inventor Mitsunori HIRAOKA

Mitsunori HIRAOKA 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: 20240062948
    Abstract: Disclosed herein is a coil component that includes, first and second magnetic element bodies, first and second coil conductors embedded respectively in the first and second magnetic element bodies, first and second terminal electrodes exposed from the first magnetic element body and connected respectively to one end and other end of the first coil conductor, third and fourth terminal electrodes exposed from the second magnetic element body and connected respectively to one end and other end of the second coil conductor, and a low-permeability layer provided between the first and second magnetic element bodies and being lower in permeability than the first and second magnetic element bodies.
    Type: Application
    Filed: August 7, 2023
    Publication date: February 22, 2024
    Inventors: Tomonaga NISHIKAWA, Ichiro YAGINUMA, Takemichi HOSHI, Mitsunori HIRAOKA, Hiroki SHIBA
  • Patent number: 11854730
    Abstract: There is provided a coil component including a coil portion that has at least one layer of planar coil including a coil-wound portion and an insulative layer which covers the periphery of the coil-wound portion, a covering portion that covers the coil portion and is constituted of a mixture including magnetic fillers and resin, and a conductor post that is penetratingly provided inside the covering portion and extends from the coil-wound portion to an upper surface of the covering portion along an axial direction of the planar coil. The conductor post has a post portion which extends from the coil-wound portion in the axial direction of the planar coil, and a lid portion which is exposed from the covering portion and extends from an end portion of the post portion on the upper surface side along a surface direction of the upper surface.
    Type: Grant
    Filed: November 19, 2021
    Date of Patent: December 26, 2023
    Assignee: TDK CORPORATION
    Inventors: Makoto Endo, Mitsunori Hiraoka, Kazuhiko Ito
  • Publication number: 20220076871
    Abstract: There is provided a coil component including a coil portion that has at least one layer of planar coil including a coil-wound portion and an insulative layer which covers the periphery of the coil-wound portion, a covering portion that covers the coil portion and is constituted of a mixture including magnetic fillers and resin, and a conductor post that is penetratingly provided inside the covering portion and extends from the coil-wound portion to an upper surface of the covering portion along an axial direction of the planar coil. The conductor post has a post portion which extends from the coil-wound portion in the axial direction of the planar coil, and a lid portion which is exposed from the covering portion and extends from an end portion of the post portion on the upper surface side along a surface direction of the upper surface.
    Type: Application
    Filed: November 19, 2021
    Publication date: March 10, 2022
    Applicant: TDK CORPORATION
    Inventors: Makoto Endo, Mitsunori Hiraoka, Kazuhiko Ito
  • Patent number: 11239019
    Abstract: There is provided a coil component including a coil portion that has at least one layer of planar coil including a coil-wound portion and an insulative layer which covers the periphery of the coil-wound portion, a covering portion that covers the coil portion and is constituted of a mixture including magnetic fillers and resin, and a conductor post that is penetratingly provided inside the covering portion and extends from the coil-wound portion to an upper surface of the covering portion along an axial direction of the planar coil. The conductor post has a post portion which extends from the coil-wound portion in the axial direction of the planar coil, and a lid portion which is exposed from the covering portion and extends from an end portion of the post portion on the upper surface side along a surface direction of the upper surface.
    Type: Grant
    Filed: March 23, 2018
    Date of Patent: February 1, 2022
    Assignee: TDK CORPORATION
    Inventors: Makoto Endo, Mitsunori Hiraoka, Kazuhiko Ito
  • Publication number: 20180277296
    Abstract: There is provided a coil component including a coil portion that has at least one layer of planar coil including a coil-wound portion and an insulative layer which covers the periphery of the coil-wound portion, a covering portion that covers the coil portion and is constituted of a mixture including magnetic fillers and resin, and a conductor post that is penetratingly provided inside the covering portion and extends from the coil-wound portion to an upper surface of the covering portion along an axial direction of the planar coil. The conductor post has a post portion which extends from the coil-wound portion in the axial direction of the planar coil, and a lid portion which is exposed from the covering portion and extends from an end portion of the post portion on the upper surface side along a surface direction of the upper surface.
    Type: Application
    Filed: March 23, 2018
    Publication date: September 27, 2018
    Applicant: TDK CORPORATION
    Inventors: Makoto ENDO, Mitsunori HIRAOKA, Kazuhiko ITO