Patents by Inventor Hisao Suganuma

Hisao Suganuma 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: D284364
    Type: Grant
    Filed: June 22, 1984
    Date of Patent: June 24, 1986
    Assignee: Bridgestone Corporation
    Inventors: Hiroshi Nakanishi, Hisao Suganuma