Patents by Inventor Roy E. Brogdon

Roy E. Brogdon 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: D292839
    Type: Grant
    Filed: February 28, 1985
    Date of Patent: November 17, 1987
    Inventor: Roy E. Brogdon