Patents by Inventor Roy G. Knight

Roy G. Knight 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: D252205
    Type: Grant
    Filed: July 16, 1976
    Date of Patent: June 26, 1979
    Assignee: Scott Bonnar Limited
    Inventor: Roy G. Knight