Patents by Inventor Michel G. Quivy

Michel G. Quivy 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).

  • Underwater acoustic reflectors
    Patent number: 4197920
    Abstract: An underwater acoustic reflector and method for making an acoustic underwater reflector is described herein whereby electrodes are immersed in an aqueous electrolyte solution and thereafter connected to a supply of electrical current. The electrodes are selected such that bubbles form on at least one of the electrodes, providing a layer of acoustic reflective bubbles. Control of the reflectivity properties according to the intensity of the electrolyzing current is also described.
    Type: Grant
    Filed: March 16, 1979
    Date of Patent: April 15, 1980
    Assignee: Etat Francais represented by the Delegue General pour l'Armement
    Inventors: Philippe H. Cluzel, Michel G. Quivy, Bernard Tocquet