Patents by Inventor Shigeyuki Yamaoka

Shigeyuki Yamaoka 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).

  • Patent number: 4251103
    Abstract: A rear body structure of a vehicle including a rear combination lamp whose lateral ends extend on side surfaces of the rear body structure, comprises rear fenders which are depressed forwardly with a depth corresponding to a distance that the lateral ends of the rear combination lamp extend on the side surfaces of the body structure, and a rear end panel being flush with a depressed surfaces of the rear fenders to form a mounting surface for the rear combination lamp, thereby making easy the mounting and sealing of the rear combination lamp whose lateral ends emanate light beams sideways.
    Type: Grant
    Filed: September 11, 1979
    Date of Patent: February 17, 1981
    Assignee: Nissan Motor Company, Limited
    Inventors: Tomoo Nakajima, Shigeyuki Yamaoka, Seiji Tanaka
  • Patent number: 4090734
    Abstract: A reinforcement member for an automobile door is constructed of a central piece formed from a plate of a high tensile strength steel and two end pieces of a mild steel that is the same material as the material forming an inner panel of the automobile door. The two end pieces are secured to end portions of the central piece and formed with attachment areas, respectively, at which the reinforcement member is secured to the door inner panel.
    Type: Grant
    Filed: September 24, 1976
    Date of Patent: May 23, 1978
    Assignee: Nissan Motor Company, Ltd.
    Inventors: Sumio Inami, Kiyoshi Koike, Masayoshi Hayashida, Shigeyuki Yamaoka