Patents by Inventor Gilbert Desgardin

Gilbert Desgardin 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).

  • Ceramic composition containing a tungsten tetragonal bronze phase with a high dielectric constant
    Patent number: 5037784
    Abstract: The invention relates to a ceramic composition.It comprises at least one phase of a structure derived from that of tungsten tetragonal bronze and at least one phase of a structure derived from Perovskite.Application to the electrical and electronics industry.
    Type: Grant
    Filed: July 9, 1990
    Date of Patent: August 6, 1991
    Assignee: Centre National de la Recherche Scientifique
    Inventors: Bernard Raveau, Gilbert Desgardin, Brahim Boufrou