Patents by Inventor Usami Junya

Usami Junya 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).

  • Air Bag Door, Method of Controlling Breakage of Fracture Lines, and Method of Deploying Air Bag
    Publication number: 20090278338
    Abstract: An air bag door in which the remaining thickness of a substrate at a centerline of a fracture groove formed into the shape of an air bag door on a back surface of the substrate is set to be smaller than other portions, and dotted fracture perforations for braking the superficial material are selectively provided at the centerline portion and near meeting points between sidelines and the centerline. According to the invention described above, the substrate and the superficial material of the air bag door are broken in a desirable order of breakage by portions synchronously with each other when the air bag is expanded and deployed.
    Type: Application
    Filed: July 30, 2007
    Publication date: November 12, 2009
    Applicant: Toyota Shatai Kabushiki Kaisha
    Inventors: Komura Takahiro, Usami Junya, Hayashi Hideyuki, Muranushi Takahiro, Katou Kenji