Patents by Inventor Louis J. Guarino

Louis J. Guarino 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).

  • Diagnostic apparatus utilizing low frequency sound waves
    Patent number: 5239997
    Abstract: A diagnostic apparatus for producing low frequency sound waves applied to a structure to be examined to induce sound waves in the structure and a sensor which is positioned on the structure remote from the sound producing means to receive the sound waves after passage through the structure and to convert the sound waves into electrical impulses. The sensor is connected to an amplifier to boost the electrical signals and transmit the same to a computer data processor and receiver unit for storing the signals and converting the signals into a visual form.
    Type: Grant
    Filed: December 20, 1990
    Date of Patent: August 31, 1993
    Inventors: John R. Guarino, Joseph C. Guarino, Louis J. Guarino