Patents by Inventor Stephen Zwonitzer

Stephen Zwonitzer 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).

  • Publication number: 20070272581
    Abstract: An energy absorbing container including a shell formed of a plastic material, one or more energy absorbing components for absorbing energy resulting from impact loads, the energy absorbing components securing a bottle stored within the container to prevent movement of the bottle within the container, and an opening mechanism for opening the container and allowing the placement or removal of a bottle therefrom.
    Type: Application
    Filed: December 8, 2006
    Publication date: November 29, 2007
    Inventors: Benjamin Guelker, Robert Holben, Robert Brownell, Russell Kroll, Suzuko Hisata, Stephen Zwonitzer, Ana Maciel, Steven Vandeberg
  • Publication number: 20060180139
    Abstract: A portable grill includes a grill housing that holds a grill structure, at least one pivot connection, a plurality of upper leg portions that are pivotally connected to the grill housing by the at least one pivot connection, and a plurality of lower leg portions attached to the upper leg portions. Additionally the plurality of lower leg portions are configured to move with respect to the plurality of upper leg portions to form a compact position of the grill.
    Type: Application
    Filed: October 28, 2005
    Publication date: August 17, 2006
    Inventors: Mark Proffitt, Stephen Zwonitzer, Robert Holben, G. Huff
  • Publication number: 20050054485
    Abstract: An in-ground trampoline and method of installation therefor, wherein a homeowner, trampoline enthusiast, athlete, gymnast, or the like, is provided with a safer, more accessible, ground level trampoline jumping surface configuration in view of conventional above-ground trampolines, and is further provided with a relatively inexpensive, easily constructed and transportable in-ground trampoline jumping surface support system in view of current in-ground trampoline methods of construction.
    Type: Application
    Filed: September 5, 2003
    Publication date: March 10, 2005
    Inventors: Richard McDermott, Stephen Zwonitzer, Brian VanHiel