Patents by Inventor Peter Calabrese

Peter Calabrese 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).

  • Portable billiard ball polishing device
    Patent number: 6789287
    Abstract: A portable billiard ball polishing device configured for use with a buffing pad comprising a generally hollow body having a closed bottom surface, arcuate sidewalls and an open upper surface. The hollow body sidewalls are segmented to provide lower and upper cavities of varying diameter, to receive a first resilient pad in the lower cavity, and a second resilient pad in the upper cavity of the device, and a sleeve-shaped inner liner configured to the sidewalls of the hollow body.
    Type: Grant
    Filed: December 27, 2002
    Date of Patent: September 14, 2004
    Inventor: Peter Calabrese
  • Apparatus and method for 3-D measurement using holographic scanning
    Patent number: 4895434
    Abstract: A 3-D measurement system utilizing a holographic scanner is provided with beam direction compensation means for compensating for changes in angular deflection of the scanner and further means is provided for synchronizing the scanner diffraction segments with the camera imaging mechanism of the 3-D system as well as for providing multiple offsets of the projected beam.
    Type: Grant
    Filed: March 24, 1988
    Date of Patent: January 23, 1990
    Assignee: Robotic Vision Systems, Inc.
    Inventors: Howard K. Stern, Joel Hecker, Peter Calabrese, Richard Schmidt