Patents by Inventor Charles R. Minges

Charles R. Minges 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: D258667
    Type: Grant
    Filed: September 27, 1978
    Date of Patent: March 24, 1981
    Inventor: Charles R. Minges