Patents by Inventor Yosuke HAMAGUCHI

Yosuke HAMAGUCHI 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).

  • Motor driven power steering apparatus
    Patent number: 8936132
    Abstract: In a motor-driven power steering apparatus, in an intermediate assembled state in which an input shaft, an output shaft, a torsion bar, a worm gear, a worm wheel, a torque detecting apparatus and a spiral cable are assembled in a gear housing, and an electric motor is not assembled yet, a rotation preventing arm which prevents the worm gear from rotating is loaded with respect to the gear housing.
    Type: Grant
    Filed: June 20, 2012
    Date of Patent: January 20, 2015
    Assignee: Showa Corporation
    Inventors: Isamu Arai, Yosuke Hamaguchi, Satoshi Aiko, Kenta Sugimoto
  • MOTOR-DRIVEN POWER STEERING APPARATUS
    Publication number: 20130239712
    Abstract: In a motor-driven power steering apparatus, in an intermediate assembled state in which an input shaft, an output shaft, a torsion bar, a worm gear, a worm wheel, a torque detecting apparatus and a spiral cable are assembled in a gear housing, and an electric motor is not assembled yet, a rotation preventing arm which prevents the worm gear from rotating is loaded with respect to the gear housing.
    Type: Application
    Filed: June 20, 2012
    Publication date: September 19, 2013
    Applicant: SHOWA CORPORATION
    Inventors: Isamu ARAI, Yosuke HAMAGUCHI, Satoshi AIKO, Kenta SUGIMOTO