Patents by Inventor Takayuki Sasanuma

Takayuki Sasanuma 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: 11934075
    Abstract: According to one embodiment, a display device includes a display portion, a first terminal, a second terminal located between the display portion and the first terminal, and an insulating film, in which each of the first terminal and the second terminal is a stacked layer body of a metal electrode and a first transparent electrode, in the first terminal, the first transparent electrode is in contact with an upper surface and a side surface of the metal electrode, in the second terminal, the insulating film is in contact with a side surface of the metal electrode, and the first transparent electrode is in contact with the upper surface of the metal electrode in an inside surrounded by the insulating film.
    Type: Grant
    Filed: July 8, 2021
    Date of Patent: March 19, 2024
    Assignee: Japan Display Inc.
    Inventors: Kentaro Kawai, Keita Sasanuma, Takayuki Kato
  • Patent number: 10425010
    Abstract: A power conversion device includes a multiphase power conversion circuit, a plurality of bus bars which are arranged adjacent to each other, phase currents of the multiphase power conversion circuit flowing through the plurality of bus bars, respectively, a single current sensor configured to detect any of the phase currents in the plurality of bus bars, and a housing which houses the multiphase power conversion circuit, the plurality of bus bars and the current sensor, in which the current sensor includes a magnetic core through which the plurality of bus bars are inserted such that flow directions of the phase currents are the same direction, and which has a single magnetic gap, and a Hall element inserted in the magnetic gap.
    Type: Grant
    Filed: December 21, 2018
    Date of Patent: September 24, 2019
    Assignee: KEIHIN CORPORATION
    Inventors: Kazunari Kurokawa, Takuma Kato, Takayuki Sasanuma, Takeshi Kobayashi, Yuta Nakamura
  • Publication number: 20190260293
    Abstract: A power conversion device includes a multiphase power conversion circuit, a plurality of bus bars which are arranged adjacent to each other, phase currents of the multiphase power conversion circuit flowing through the plurality of bus bars, respectively, a single current sensor configured to detect any of the phase currents in the plurality of bus bars, and a housing which houses the multiphase power conversion circuit, the plurality of bus bars and the current sensor, in which the current sensor includes a magnetic core through which the plurality of bus bars are inserted such that flow directions of the phase currents are the same direction, and which has a single magnetic gap, and a Hall element inserted in the magnetic gap.
    Type: Application
    Filed: December 21, 2018
    Publication date: August 22, 2019
    Inventors: Kazunari KUROKAWA, Takuma KATO, Takayuki SASANUMA, Takeshi KOBAYASHI, Yuta NAKAMURA