Patents by Inventor Mark J. Andy

Mark J. Andy 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).

  • Spreading resistance profiling system
    Patent number: 6052653
    Abstract: A system for automatic spreading resistance profiling of wafer specimens. The system comprises a positioning stage for positioning the specimens for contact by probe tips and alternately a probe conditioning fixture or a sample calibration fixture. The system further comprises a programmed computer for controlling the positioning stage to effect automatic specimen profiling, probe tip conditioning, and calibration.
    Type: Grant
    Filed: July 11, 1997
    Date of Patent: April 18, 2000
    Assignee: Solid State Measurements, Inc.
    Inventors: Robert G. Mazur, Robert C. Stephenson, Mark J. Andy, Catherine L. Hartford, John R. Rogers