Patents by Inventor Tsunehisa Ishii

Tsunehisa Ishii 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: D284279
    Type: Grant
    Filed: May 23, 1983
    Date of Patent: June 17, 1986
    Assignee: Sony Corporation
    Inventor: Tsunehisa Ishii