Patents by Inventor Soma IWAI

Soma IWAI 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).

  • Steering column device and manufacturing method for the same
    Patent number: 11318982
    Abstract: A steering column device includes a metal outer-side cylindrical member, a metal inner-side cylindrical member, and a resin intermediate cylindrical member that is disposed between the outer-side cylindrical member and the inner-side cylindrical member. The intermediate cylindrical member has an oil feed orifice through which the semisolid lubricating oil is guided from an outer circumferential face side to an inner circumferential face side when inserting the intermediate cylindrical member into the outer-side cylindrical member.
    Type: Grant
    Filed: January 11, 2021
    Date of Patent: May 3, 2022
    Assignee: JTEKT CORPORATION
    Inventors: Hidenori Kakinuma, Yasunori Kamitani, Soma Iwai, Keiji Kishimoto
  • STEERING COLUMN DEVICE AND MANUFACTURING METHOD FOR THE SAME
    Publication number: 20210221423
    Abstract: A steering column device includes a metal outer-side cylindrical member, a metal inner-side cylindrical member, and a resin intermediate cylindrical member that is disposed between the outer-side cylindrical member and the inner-side cylindrical member. The intermediate cylindrical member has an oil feed orifice through which the semisolid lubricating oil is guided from an outer circumferential face side to an inner circumferential face side when inserting the intermediate cylindrical member into the outer-side cylindrical member.
    Type: Application
    Filed: January 11, 2021
    Publication date: July 22, 2021
    Applicant: JTEKT CORPORATION
    Inventors: Hidenori KAKINUMA, Yasunori KAMITANI, Soma IWAI, Keiji KISHIMOTO