Patents by Inventor Michael R. Ienna

Michael R. Ienna 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).

  • Knob latch
    Patent number: D525513
    Type: Grant
    Filed: August 26, 2004
    Date of Patent: July 25, 2006
    Assignee: Southco, Inc.
    Inventors: Glenn E. Anderson, Stephen K. Spatig, Michael R. Ienna, Richard S. Perriello