Patents by Inventor Erin Highberg

Erin Highberg 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).

  • Hand operated roller press
    Patent number: D508701
    Type: Grant
    Filed: June 8, 2004
    Date of Patent: August 23, 2005
    Assignee: Ellison Educational Equipment, Inc.
    Inventors: Kevin L. Corcoran, Erin Highberg
  • Hand operated roller press machine
    Patent number: D542310
    Type: Grant
    Filed: October 2, 2006
    Date of Patent: May 8, 2007
    Assignee: Ellison Educational Equipment, Inc.
    Inventors: Kevin Corcoran, Jared Wilson, Erin Highberg
  • Hand-operated embossing machine
    Patent number: D620044
    Type: Grant
    Filed: May 27, 2009
    Date of Patent: July 20, 2010
    Assignee: Ellison Educational Equipment, Inc.
    Inventors: Kevin L. Corcoran, Robert Smathers, Cara Mariano, Beth Reames, Erin Highberg