Patents by Inventor Stephen B. Westrate

Stephen B. Westrate 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).

  • Linewidth measuring with linearity calibration of the T.V. camera tube
    Patent number: 4521686
    Abstract: In making precision measurements with a television camera tube, the inherent scan non-linearity and magnification variations are readily calibrated by painting a grid of known dimensions on the tube face.
    Type: Grant
    Filed: May 24, 1983
    Date of Patent: June 4, 1985
    Assignee: Nanometrics Incorporated
    Inventors: Vincent J. Coates, J. Evan Grund, Stephen B. Westrate