Patents by Inventor H. Edward Karrer

H. Edward Karrer 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).

  • Acoustic imaging transducer
    Patent number: 4482834
    Abstract: The acoustic imaging transducer described herein incorporates an acoustic stack contained in an alumina housing which also provides structure for electrically connecting the transducer array elements to system signal processing electronics.
    Type: Grant
    Filed: June 28, 1979
    Date of Patent: November 13, 1984
    Assignee: Hewlett-Packard Company
    Inventors: J. Fleming Dias, H. Edward Karrer, John D. Larson, III, David A. Wilson, Amin M. Hanafy