Patents by Inventor Richard D. Ipsen

Richard D. Ipsen 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).

  • Patent number: 5402949
    Abstract: The present invention is an ice shaving apparatus comprising an oval shaped base with an oval shaped ice block shaving table mounted directly above the base by way of four tubular legs, an oval shaped upper plate mounted directly above the ice block shaving table by way of four additional tubular legs collinear with the lower four legs, threaded rods extending through the tubular legs, a motor, a gearbox, and a rack and pinion mechanism are mounted on the upper plate coupled to a vertically movable shaft and ice pick disk extending downward towards the ice block shaving table to engage and rotate the block of ice on the shaving table. The motor, electrical circuitry, the gearbox, and the rack and pinion mechanism are all located above the upper plate and are enclosed by a single housing. The ice block shaving table has a radially oriented elongate slot with a stationary angular shaving blade extending out of the slot.
    Type: Grant
    Filed: November 30, 1993
    Date of Patent: April 4, 1995
    Assignees: Richard D. Ipsen, Thomas J. Novetzke
    Inventors: Johm M. Berner, Steve Wrobel, Richard D. Ipsen, Thomas J. Novetzke
  • Patent number: D364531
    Type: Grant
    Filed: November 30, 1993
    Date of Patent: November 28, 1995
    Assignees: Richard Ipsen, Thomas J. Novetzke
    Inventors: John M. Berner, Richard H. Jacobs, Richard D. Ipsen, Thomas J. Novetzke, Paulette M. Magnuson, Steve Wrobel