Patents by Inventor Tsuyoshi Izuhara

Tsuyoshi Izuhara 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).

  • DOOR STRUCTURE FOR VEHICLE
    Publication number: 20160001644
    Abstract: As a door structure for a vehicle, a side door structure includes an inner panel made of CFRP, in which a door side member of a side hinge is provided in a front wall that is connected with a side wall through an angular part, and a reinforcement that is joined to the front wall and the side wall across the angular part. The reinforcement forms a reinforcing closed section together with the inner panel on an inner side of the angular part.
    Type: Application
    Filed: July 2, 2015
    Publication date: January 7, 2016
    Inventors: Tomohiro SAKURAI, Tsuyoshi IZUHARA
  • Vehicle hood structure
    Patent number: 9027987
    Abstract: A hood inner panel that is provided with plural wave-shaped portions that extend in a vehicle longitudinal direction is provided at a vehicle lower side of a hood outer panel. A lock reinforcement is disposed at a lower side of a vehicle front of the hood inner panel. Front end portions of the plural wave-shaped portions of the hood inner panel are positioned further toward a vehicle front side than a rear end portion of the lock reinforcement.
    Type: Grant
    Filed: May 18, 2011
    Date of Patent: May 12, 2015
    Assignee: Toyota Jidosha Kabushiki Kaisha
    Inventors: Koki Ikeda, Seiho Yonezawa, Tsuyoshi Izuhara
  • VEHICLE HOOD STRUCTURE
    Publication number: 20140062142
    Abstract: A hood inner panel that is provided with plural wave-shaped portions that extend in a vehicle longitudinal direction is provided at a vehicle lower side of a hood outer panel. A lock reinforcement is disposed at a lower side of a vehicle front of the hood inner panel. Front end portions of the plural wave-shaped portions of the hood inner panel are positioned further toward a vehicle front side than a rear end portion of the lock reinforcement.
    Type: Application
    Filed: May 18, 2011
    Publication date: March 6, 2014
    Applicant: TOYOTA JIDOSHA KABUSHIKI KAISHA
    Inventors: Koki Ikeda, Seiho Yonezawa, Tsuyoshi Izuhara