Patents by Inventor Yosuke HATADA

Yosuke HATADA 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: 11919439
    Abstract: A lever operation device includes a housing, a lever portion which is attached to the housing and on which a first rotation operation about a first shaft is performed, a magnet attached to a tip portion of the lever portion, a magnetic sensor that is arranged in the housing so as to be located on extension from the tip portion, and a detent portion provided on the lever portion and includes a detent tip end portion and an elastic portion, the detent tip end portion generating a detent by moving with a tilt in a direction of the first rotation operation from a direction of extension from the tip portion of the lever portion and coming into contact with a detent surface of a detent wall arranged on the housing, and the elastic portion applying an elastic force to the detent tip end portion.
    Type: Grant
    Filed: March 30, 2022
    Date of Patent: March 5, 2024
    Assignee: KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO
    Inventors: Yosuke Hatada, Yuki Sato, Takamitsu Ito
  • Patent number: 11803205
    Abstract: A lever operation device includes a lever portion on which a first rotation operation about a first shaft is performed, a magnet attached to a tip portion of the lever portion, a magnetic sensor to detect movement of the magnet due to the first rotation operation performed on the lever portion, and a housing including a first room, in which the tip portion is attached, and a second room which is separated from the first room by a wall and in which the magnetic sensor is disposed.
    Type: Grant
    Filed: March 30, 2022
    Date of Patent: October 31, 2023
    Assignee: KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO
    Inventors: Yosuke Hatada, Yuki Sato, Takamitsu Ito
  • Patent number: 11644858
    Abstract: A lever operation device includes a lever main body on which a first rotation operation about a first shaft is performed, a bracket portion that includes an insertion opening for insertion of the lever main body and a through-hole in communication with the insertion opening, a housing which rotatably holds the bracket portion and on which a detent wall including a detent surface is arranged, and a detent portion that is inserted into the through-hole and includes a detent tip end portion in contact with the detent surface, a detent base end portion in contact with the lever main body inserted into the insertion opening of the bracket portion, and an elastic portion applying an elastic force, which is generated by being sandwiched and compressed by the detent surface and the lever main body, to the detent surface and the lever main body.
    Type: Grant
    Filed: March 30, 2022
    Date of Patent: May 9, 2023
    Assignee: KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO
    Inventors: Yosuke Hatada, Yuki Sato, Takamitsu Ito
  • Publication number: 20220375703
    Abstract: A switch device includes a knob, a support to support the knob to be movable in a linear direction, a switch main body to make electrical switching upon an operation of the knob, and a detent member to give a detent feeling to the operation on the knob. The knob, the switch main body and the detent member are serially arranged in the linear direction.
    Type: Application
    Filed: May 12, 2022
    Publication date: November 24, 2022
    Inventor: Yosuke HATADA
  • Publication number: 20220317721
    Abstract: A lever operation device includes a lever main body on which a first rotation operation about a first shaft is performed, a bracket portion that includes an insertion opening for insertion of the lever main body and a through-hole in communication with the insertion opening, a housing which rotatably holds the bracket portion and on which a detent wall including a detent surface is arranged, and a detent portion that is inserted into the through-hole and includes a detent tip end portion in contact with the detent surface, a detent base end portion in contact with the lever main body inserted into the insertion opening of the bracket portion, and an elastic portion applying an elastic force, which is generated by being sandwiched and compressed by the detent surface and the lever main body, to the detent surface and the lever main body.
    Type: Application
    Filed: March 30, 2022
    Publication date: October 6, 2022
    Inventors: Yosuke HATADA, Yuki SATO, Takamitsu ITO
  • Publication number: 20220317720
    Abstract: A lever operation device includes a lever portion on which a first rotation operation about a first shaft is performed, a magnet attached to a tip portion of the lever portion, a magnetic sensor to detect movement of the magnet due to the first rotation operation performed on the lever portion, and a housing including a first room, in which the tip portion is attached, and a second room which is separated from the first room by a wall and in which the magnetic sensor is disposed.
    Type: Application
    Filed: March 30, 2022
    Publication date: October 6, 2022
    Inventors: Yosuke HATADA, Yuki SATO, Takamitsu ITO
  • Publication number: 20220314872
    Abstract: A lever operation device includes a housing, a lever portion which is attached to the housing and on which a first rotation operation about a first shaft is performed, a magnet attached to a tip portion of the lever portion, a magnetic sensor that is arranged in the housing so as to be located on extension from the tip portion, and a detent portion provided on the lever portion and includes a detent tip end portion and an elastic portion, the detent tip end portion generating a detent by moving with a tilt in a direction of the first rotation operation from a direction of extension from the tip portion of the lever portion and coming into contact with a detent surface of a detent wall arranged on the housing, and the elastic portion applying an elastic force to the detent tip end portion.
    Type: Application
    Filed: March 30, 2022
    Publication date: October 6, 2022
    Inventors: Yosuke HATADA, Yuki SATO, Takamitsu ITO