Patents by Inventor John R. Speciale

John R. Speciale 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).

  • Pulsed laser microphone
    Patent number: 6301034
    Abstract: A microphone and method of use in which pulsed laser light is directed against a reflective diaphragm which is vibrated by sound waves thereby modulating the pulsed laser light reflected from the diaphragm. The modulated, pulsed laser light is transmitted from the microphone for conversion into digital, electrical signals or is converted to digital, electrical signals in the microphone and transmitted therefrom as digital signals.
    Type: Grant
    Filed: October 22, 1997
    Date of Patent: October 9, 2001
    Inventor: John R. Speciale