Patents by Inventor Jan Lesny

Jan Lesny 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).

  • Ultrasonic instrument
    Patent number: 5383465
    Abstract: An ultrasonic invasive instrument such as a biopsy needle has an ultrasonic transducer mounted at one end, with the transducer being electrically coupled to two conductors such as a stylet and central cannula forming the instrument body and transmitting signals from the transducer identifying the instrument's location in a field transmitted by an imaging scanner, the transducer being coupled to at least one of the conductors by an ohmic or capacitive coupling, with for example body fluids serving as the couplant material.
    Type: Grant
    Filed: August 11, 1992
    Date of Patent: January 24, 1995
    Inventors: Jan Lesny, Joseph D. Aindow