Patents by Inventor Akira Kurima

Akira Kurima 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).

  • Pneumatic tires with round and square shoulders
    Patent number: 4915150
    Abstract: A pneumatic tire has plural lugs defined by plural notches in at least a tread side region. These lugs have an alternate structure of round shoulders and square shoulder between mutual adjoining lugs.
    Type: Grant
    Filed: May 17, 1988
    Date of Patent: April 10, 1990
    Assignee: Bridgestone Corporation
    Inventors: Takashi Takusagawa, Akira Kurima, Yuji Tateo, Nobuyuki Kasahara
  • Vehicle tire
    Patent number: D279465
    Type: Grant
    Filed: May 9, 1983
    Date of Patent: July 2, 1985
    Assignee: Bridgestone Tire Company Limited
    Inventors: Hideaki Nishio, Hiroshi Kojima, Akira Kurima