Patents by Inventor Youji Hamamoto

Youji Hamamoto 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 wheel incorporating air bag device
    Patent number: 7185915
    Abstract: A steering wheel incorporating an air bag device that facilitates the attachment and removal of an air bag module with respect to a steering wheel body while reducing manufacturing costs. The steering wheel body has a spoke core, which includes a hook. A horn plate, which forms part of the air bag module, includes a catch that is flexed to engage the hook.
    Type: Grant
    Filed: February 24, 2004
    Date of Patent: March 6, 2007
    Assignees: Toyoda Gosei Co., Ltd., Matsuo Industries Inc.
    Inventors: Yoshiyuki Fujita, Keisuke Imai, Masanori Yajima, Toshihiro Kimura, Masao Okumura, Youji Hamamoto
  • Steering wheel incorporating air bag device
    Publication number: 20040169358
    Abstract: A steering wheel incorporating an air bag device that facilitates the attachment and removal of an air bag module with respect to a steering wheel body while reducing manufacturing costs. The steering wheel body has a spoke core, which includes a hook. A horn plate, which forms part of the air bag module, includes a catch that is flexed to engage the hook.
    Type: Application
    Filed: February 24, 2004
    Publication date: September 2, 2004
    Inventors: Yoshiyuki Fujita, Keisuke Imai, Masanori Yajima, Toshihiro Kimura, Masao Okumura, Youji Hamamoto