Patents by Inventor Jean-Francois Roland Rouchon

Jean-Francois Roland Rouchon 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).

  • Piezoelectric motor allowing at least two degrees of freedom, in rotation and linear displacement
    Patent number: 7671513
    Abstract: A motor (1) includes a stator (4) and a rotor (6), the stator including piezoelectric actuators (11,12,21) for maneuvering staples (30A, 30Z) maintaining the stator and its linear displacement (L) along a guide (2), the actuators serving to drive the rotor in rotation (R).
    Type: Grant
    Filed: April 28, 2004
    Date of Patent: March 2, 2010
    Assignees: Centre National de la Recherche Scientifique, Institut National Polytechnique de Toulouse
    Inventors: Marc René Christian Budinger, Jean-Francois Roland Rouchon, Bertrand Nogarede