Patents by Inventor Yusa Toshikazu

Yusa Toshikazu 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: D299216
    Type: Grant
    Filed: August 27, 1985
    Date of Patent: January 3, 1989
    Assignee: Tokyo Compass Mfg. Co., Ltd.
    Inventor: Yusa Toshikazu