Patents by Inventor Brigitte Boulard

Brigitte Boulard 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).

  • Vapor deposition method for depositing a film of fluorine-containing glass on a substrate
    Patent number: 5454847
    Abstract: A deposition method for vapor deposition of a film of fluorine-containing glass on a substrate in which said substrate is put into contact with fluxs of the vapors of the various constituents of said glass, wherein said vapor fluxs are emitted simultaneously from at least two crucibles, a first crucible containing a host bath and main metal fluorides that constitute said fluorine-containing glass, and at least one second crucible containing dopants constituted by at least one rare earth halide.
    Type: Grant
    Filed: September 17, 1993
    Date of Patent: October 3, 1995
    Assignee: Alcatel Alsthom Compagnie Generale d'Electricite
    Inventors: Charles Jacoboni, Brigitte Boulard, Olivier Perrot