Patents by Inventor Steven D. Jonjak

Steven D. Jonjak 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).

  • Flexible lip extruder, and methods of extruding material
    Patent number: 8268213
    Abstract: An extrusion die or extruder having a flexible lip that is moveable by a geared mechanism. A shaft is operably connected to at least one gear, which in turn is operably connected to a movable lip of the extruder. Rotation of the shaft results in movement of the extruder lip.
    Type: Grant
    Filed: October 21, 2010
    Date of Patent: September 18, 2012
    Assignee: Premier Dies Corp.
    Inventors: Robert L. Druschel, Steven D. Jonjak
  • FLEXIBLE LIP EXTRUDER, AND METHODS
    Publication number: 20110037192
    Abstract: An extrusion die or extruder having a flexible lip that is moveable by a geared mechanism. A shaft is operably connected to at least one gear, which in turn is operably connected to a movable lip of the extruder. Rotation of the shaft results in movement of the extruder lip.
    Type: Application
    Filed: October 21, 2010
    Publication date: February 17, 2011
    Applicant: Premier Dies Corporation
    Inventors: Robert L. Druschel, Steven D. Jonjak
  • Flexible lip extruder, and methods
    Patent number: 7845927
    Abstract: An extrusion die or extruder having a flexible lip that is moveable by a geared mechanism. A shaft is operably connected to at least one gear, which in turn is operably connected to a movable lip of the extruder. Rotation of the shaft results in movement of the extruder lip.
    Type: Grant
    Filed: June 19, 2007
    Date of Patent: December 7, 2010
    Assignee: Premier Dies Corporation
    Inventors: Robert L. Druschel, Steven D. Jonjak
  • FLEXIBLE LIP EXTRUDER, AND METHODS
    Publication number: 20070290398
    Abstract: An extrusion die or extruder having a flexible lip that is moveable by a geared mechanism. A shaft is operably connected to at least one gear, which in turn is operably connected to a movable lip of the extruder. Rotation of the shaft results in movement of the extruder lip.
    Type: Application
    Filed: June 19, 2007
    Publication date: December 20, 2007
    Inventors: Robert L. Druschel, Steven D. Jonjak