Patents by Inventor Takao Niyake

Takao Niyake 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).

  • Microwave oven
    Patent number: D262256
    Type: Grant
    Filed: May 25, 1979
    Date of Patent: December 15, 1981
    Assignee: Sharp Corporation
    Inventors: Yoshio Suganoya, Takao Niyake