Patents by Inventor David G. Mahan

David G. Mahan 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: D402731
    Type: Grant
    Filed: August 19, 1991
    Date of Patent: December 15, 1998
    Inventor: David G. Mahan