Patents by Inventor Charles R. Winger

Charles R. Winger 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: D324502
    Type: Grant
    Filed: August 11, 1989
    Date of Patent: March 10, 1992
    Inventor: Charles R. Winger