Patents by Inventor Patrice J. Theret

Patrice J. Theret 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).

  • Method of piercing a plate, of any configuration, with a very high perforation density and products thus obtained
    Patent number: 5092715
    Abstract: The invention is directed to a method of forming a large number of holes in a given area. A plurality of tools spaced along X and Y axes are used to form holes simultaneously, and the tools are successively moved in steps to drill more holes.
    Type: Grant
    Filed: February 9, 1990
    Date of Patent: March 3, 1992
    Assignee: Societe de Construction des Avions Hurel-Duobis
    Inventors: Patrice J. Theret, Jean-Alain F. Jouan