Patents Assigned to The California Province of the Society of Jesus
  • Test object and method of measurement of an ultrasonic beam
    Patent number: 5054310
    Abstract: A test object for use in determining the accuracy of and to calibrate ultrasonic scanning equipment is disclosed. The test object provides for the determination of elevational resolution. Additionally, the test object provides for the determination of the existence, location, intensity and width of side lobes, both substantially in the direction of the scanning plane and in substantially the direction normal to the scanning plane.
    Type: Grant
    Filed: November 20, 1989
    Date of Patent: October 8, 1991
    Assignee: The California Province of the Society of Jesus
    Inventor: John J. Flynn
  • Transducer holder
    Patent number: 4970907
    Abstract: A transducer holder that is mountable to a test object includes a pair of clamping members and clamp closing members to instantaneously tighten the clamping members on the transducer and hold it in optimum position for obtaining elevational resolution (out-of-plane beam width) measurements with a slice thickness test object.
    Type: Grant
    Filed: October 4, 1988
    Date of Patent: November 20, 1990
    Assignee: The California Province of the Society of Jesus
    Inventor: John J. Flynn