Patents by Inventor Bernard J. L. Jubelin

Bernard J. L. Jubelin 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).

  • Resonant cavity devices for reducing noise within a duct in the presence of a gaseous fluid
    Patent number: 4150732
    Abstract: A sound insulation chamber delimits a gaseous flow channel and including onant cavities housed within a double wall. The cavity vents are ducts which open into the channel flush with the inner wall and project into the interior of the cavities.
    Type: Grant
    Filed: January 3, 1978
    Date of Patent: April 24, 1979
    Assignee: Societe Nationale d'Etude et de Construction de Moteurs d'Aviation
    Inventors: Rene G. Hoch, Bernard J. L. Jubelin, Pierre M. A. Sarlat, Pierre Thomas