Patents by Inventor Elti CATTARUZZA

Elti CATTARUZZA 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 FOR TINTING GLASS LENSES AND RELATED GLASS LENSES
    Publication number: 20190106355
    Abstract: A method for tinting glass lenses, comprising the immersion of a glass lens in a bath comprising at least one salt constituted by a cation selected from the group constituted by a transition metal, a metal of the p block of the periodic table, a rare earth metal, and by an anion selected from the group constituted by a halide, a sulfate, a nitrate; the tinting salt is mixed with another salt constituted by a cation selected from the group constituted by an alkaline metal, an alkaline earth metal, and by an anion selected from the group constituted by a halide, a sulfate, a nitrate.
    Type: Application
    Filed: April 28, 2017
    Publication date: April 11, 2019
    Applicant: LUXOTTICA S.R.L.
    Inventors: Omar GRASSO, Elti CATTARUZZA, Marco MARDEGAN