Patents by Inventor Hiroshi Hirasa

Hiroshi Hirasa 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: D248653
    Type: Grant
    Filed: March 18, 1976
    Date of Patent: July 25, 1978
    Assignee: Matsushita Electric Industrial Co., Ltd.
    Inventor: Hiroshi Hirasa