Patents by Inventor Daniel Sirena

Daniel Sirena 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).

  • Eyeglasses with paraboloid lenses
    Patent number: D1101840
    Type: Grant
    Filed: July 10, 2023
    Date of Patent: November 11, 2025
    Assignee: LUXOTTICA S.R.L.
    Inventors: Nathalie Grosjean, Daniel Sirena, Roberta Margherita Negretti, Maria Chiereghin, Cristiano Da Pian
  • Eyeglasses with paraboloid lenses
    Patent number: D1102512
    Type: Grant
    Filed: July 10, 2023
    Date of Patent: November 18, 2025
    Assignee: LUXOTTICA S.R.L.
    Inventors: Nathalie Grosjean, Daniel Sirena, Roberta Margherita Negretti, Maria Chiereghin, Cristiano Da Pian
  • Nose pads for spectacles
    Patent number: D1117451
    Type: Grant
    Filed: January 3, 2024
    Date of Patent: March 10, 2026
    Assignee: LUXOTTICA S.R.L.
    Inventor: Daniel Sirena