Patents by Inventor Michael P. Erzen

Michael P. Erzen 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).

  • Box seat
    Patent number: 6139567
    Abstract: A box seat provides for selected angular adjustment of a seat back, the seat back being collapsible into the seat base, thereby defining a closed container of compact configuration adapted to retain accessories for use with the box seat.
    Type: Grant
    Filed: April 9, 1998
    Date of Patent: October 31, 2000
    Inventors: Elizabeth A. McCarty, Michael P. Erzen