Patents by Inventor Kenneth Grange

Kenneth Grange 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: D259567
    Type: Grant
    Filed: February 9, 1979
    Date of Patent: June 16, 1981
    Assignee: Kenwood Cascade Company Limited
    Inventor: Kenneth Grange