Patents by Inventor Jean-Louis Viron

Jean-Louis Viron 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).

  • Manufacture of glass-ceramic plates having opening(s) of bent perimeter, bent glass-ceramic plates
    Patent number: 6182472
    Abstract: The present invention relates to: a method of bending the perimeter of at least one opening (2) provided in a glass-ceramic precursor plate (1), said perimeter describing a closed curve without sharp angles; a method of manufacturing a glass-ceramic plate (10′, 10″) in which at least one opening (2) is provided, whose perimeter describing a closed curve without sharp angles is bent; novel glass-ceramic plates (10′, 10″), obtainable by implementing said manufacturing methods.
    Type: Grant
    Filed: April 16, 1999
    Date of Patent: February 6, 2001
    Assignee: Eurokera
    Inventors: Allan M. Fredholm, Claude Gille, Michel Grassi, Pablo Vilato, Jean-Louis Viron