Patents by Inventor Brett L. Coffman

Brett L. Coffman 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: D561670
    Type: Grant
    Filed: August 31, 2006
    Date of Patent: February 12, 2008
    Assignee: Putco, Inc.
    Inventors: James P. Elwell, Adam R. Koesters, Brett L. Coffman