Patents by Inventor Ryo KUMAZAKI

Ryo KUMAZAKI 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).

  • Passenger seat airbag device
    Patent number: 11198409
    Abstract: A passenger seat airbag device includes an airbag including a front collision restraining surface, and an oblique collision restraining portion including a protruding portion in which a surface is set as an oblique collision restraining surface, and a restraining recess portion whose facing surfaces are able to restrain the head of the occupant. The rear wall main portion has the front collision restraining surface. The rear wall end edge portion has the oblique collision restraining surface. The upper edge of the rear wall end edge portion is coupled to a rear edge of the upper wall portion. The lower edge of the rear wall end edge portion is coupled to a rear edge of the lower wall portion. An entire edge of the separation edge of the rear wall end edge portion is coupled to a rear edge of the rear edge side portion.
    Type: Grant
    Filed: July 8, 2020
    Date of Patent: December 14, 2021
    Assignee: TOYODA GOSEI CO., LTD.
    Inventors: Takuya Hiraiwa, Shinichi Ishida, Koji Hosoe, Masashi Baba, Ryo Kumazaki, Hiromi Kondo
  • PASSENGER SEAT AIRBAG DEVICE
    Publication number: 20210031716
    Abstract: A passenger seat airbag device includes an airbag including a front collision restraining surface, and an oblique collision restraining portion including a protruding portion in which a surface is set as an oblique collision restraining surface, and a restraining recess portion whose facing surfaces are able to restrain the head of the occupant. The rear wall main portion has the front collision restraining surface. The rear wall end edge portion has the oblique collision restraining surface. The upper edge of the rear wall end edge portion is coupled to a rear edge of the upper wall portion. The lower edge of the rear wall end edge portion is coupled to a rear edge of the lower wall portion. An entire edge of the separation edge of the rear wall end edge portion is coupled to a rear edge of the rear edge side portion.
    Type: Application
    Filed: July 8, 2020
    Publication date: February 4, 2021
    Inventors: Takuya HIRAIWA, Shinichi ISHIDA, Koji HOSOE, Masashi BABA, Ryo KUMAZAKI, Hiromi KONDO