Patents by Inventor Olivier Freneaux

Olivier Freneaux 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).

  • Patent number: 5418350
    Abstract: A surface treatment nozzle for laser irradiation, with the supply of material in powder form is characterized in that it is essentially constituted, on the one hand, by a nozzle body (1) provided with a truncated conical passage (2) that converges in the direction of the outlet of the nozzle (3) along the propagation axis (6') of the laser beam (6) and, on the other hand, by a coaxial injection device (4) for guidance of the materials (5) in powder form carried by a transport fluid within the nozzle body (1) so as to improve the interaction between the incident laser beam (6) and the materials (5) in powder form.
    Type: Grant
    Filed: November 8, 1993
    Date of Patent: May 23, 1995
    Assignees: Electricite de Strasbourg (S.A.), Institut Regional de Promotion de la Recherche Appliquee
    Inventors: Olivier Freneaux, Jean B. Poulet, Olivier Lepre, Ghislain Montavon