Patents by Inventor Mami Kokubo

Mami Kokubo 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: D309078
    Type: Grant
    Filed: December 9, 1987
    Date of Patent: July 10, 1990
    Assignee: Sharp Corporation
    Inventor: Mami Kokubo