Patents by Inventor Ryoya OKUMA

Ryoya OKUMA 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: 11421450
    Abstract: A door handle device for a vehicle includes a handle body configured to be rotationally operated, an output lever configured to be operated in a plane parallel to a rotation axis of the handle body, a clutch member; and a detection member. The clutch member is configured to move translationally in a plane parallel to an operating surface of the output lever, configured to be driven by the handle body in a rotational operation direction of the handle body, and configured to move between a connected location and a disconnected location along a rotation axis of the handle body.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: August 23, 2022
    Assignee: ALPHA CORPORATION
    Inventor: Ryoya Okuma
  • Publication number: 20200040617
    Abstract: A door handle device for a vehicle includes a handle body configured to be rotationally operated, an output lever configured to be operated in a plane parallel to a rotation axis of the handle body, a clutch member; and a detection member. The clutch member is configured to move translationally in a plane parallel to an operating surface of the output lever, configured to be driven by the handle body in a rotational operation direction of the handle body, and configured to move between a connected location and a disconnected location along a rotation axis of the handle body.
    Type: Application
    Filed: October 15, 2019
    Publication date: February 6, 2020
    Applicant: ALPHA CORPORATION
    Inventor: Ryoya OKUMA
  • Patent number: 10508477
    Abstract: A handle device operating an inner cable inserted in an outer cable, the handle device includes a handle base fixing an operation handle to which the inner cable is connected and a cable holding portion provided in the handle base to hold the outer cable and configured to be fitted to a circumferential groove portion reduced in diameter in a radial direction in an outer circumferential surface of the outer cable.
    Type: Grant
    Filed: December 19, 2018
    Date of Patent: December 17, 2019
    Assignee: ALPHA CORPORATION
    Inventor: Ryoya Okuma
  • Publication number: 20190119957
    Abstract: A handle device operating an inner cable inserted in an outer cable, the handle device includes a handle base fixing an operation handle to which the inner cable is connected and a cable holding portion provided in the handle base to hold the outer cable and configured to be fitted to a circumferential groove portion reduced in diameter in a radial direction in an outer circumferential surface of the outer cable.
    Type: Application
    Filed: December 19, 2018
    Publication date: April 25, 2019
    Applicant: ALPHA CORPORATION
    Inventor: Ryoya OKUMA
  • Publication number: 20180087299
    Abstract: An inside handle device for a vehicle includes an operating handle which is connected to a handle base fixed to a door of a vehicle so as to be rotatably operable from an initial rotation position to an operation rotation position, and a torsion spring in which one arm portion extending from a coil portion is engaged with an engaging portion of the handle base and in which the other arm portion is engaged with an engaging portion of the operating handle, so as to urge the operating handle toward an initial rotation position side.
    Type: Application
    Filed: November 10, 2017
    Publication date: March 29, 2018
    Applicant: ALPHA CORPORATION
    Inventor: Ryoya OKUMA