Patents by Inventor Frank M. Kepics

Frank M. Kepics 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).

  • Detection of defects in protective barriers
    Patent number: 6204669
    Abstract: The invention includes apparatus and method for detecting defects in various barrier materials including surgical gloves and food packaging. Voltage is applied across electrodes and a barrier material and the voltage measured and compared with voltage control measurements for the same barrier material without a defect. Sensitivity of measurements is increased by adjusting partial pressure across the barrier material which is subjected to the passage of an ionized gas detected by suitable instrumentation.
    Type: Grant
    Filed: July 2, 1998
    Date of Patent: March 20, 2001
    Assignee: Drexel University
    Inventors: Richard B. Beard, Kambiz Pourrezaei, Shengke Zeng, Frederick Prout, Frank M. Kepics, Jin Park, Allen Rothwarf, Siddharth Deliwala, Robert Schmukler