Patents by Inventor Lino Barbieri

Lino Barbieri 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).

  • Transparent photochromic article including an anti-reflection surface coating
    Patent number: 6175450
    Abstract: A transparent photochromic article including a transparent substrate including a photochromic material; and an anti-reflection surface coating thereon, produced with a plurality of overlapping layers incorporating, alternatively a first and second material having respectively higher and lower refractive indices, the anti-reflection coating including; a first layer including said first material having an optical thickness of about 20 to 45 nm; a second layer including said second material having an optical thickness of about 25 to 45 nm; a third layer including said first material having an optical thickness of about 220 to 250 nm; and a fourth layer including said second material having an optical thickness of about 95-115 nm.
    Type: Grant
    Filed: November 10, 1998
    Date of Patent: January 16, 2001
    Assignee: Sola International Holding LTD
    Inventors: Fabrizio Andreani, Lino Barbieri