Patents by Inventor James Spere

James Spere 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).

  • Establishing coordinate systems for measurement
    Patent number: 9031314
    Abstract: In one aspect, in general, a measurement system includes a projector for illuminating a pattern on a surface of the object, at least two imaging devices for obtaining images of a portion of an object, wherein at least some of the images include representations of one or more illuminated reference markers, an instrument for identifying a predetermined feature of the object, and a computing device for determining first position information associated with the illuminated reference markers represented in the images, determining second position information associated with the instrument, and based on the first position information and the second position information, assigning a predetermined coordinate system of the object to the object.
    Type: Grant
    Filed: May 3, 2011
    Date of Patent: May 12, 2015
    Assignee: Northern Digital Inc.
    Inventors: Paul David Clausen, James Spere, Terry Harold Fisher
  • ESTABLISHING COORDINATE SYSTEMS FOR MEASUREMENT
    Publication number: 20110268322
    Abstract: In one aspect, in general, a measurement system includes a projector for illuminating a pattern on a surface of the object, at least two imaging devices for obtaining images of a portion of an object, wherein at least some of the images include representations of one or more illuminated reference markers, an instrument for identifying a predetermined feature of the object, and a computing device for determining first position information associated with the illuminated reference markers represented in the images, determining second position information associated with the instrument, and based on the first position information and the second position information, assigning a predetermined coordinate system of the object to the object.
    Type: Application
    Filed: May 3, 2011
    Publication date: November 3, 2011
    Inventors: Paul David Clausen, James Spere, Terry Harold Fisher