Patents by Inventor Stuart A. Parnell

Stuart A. Parnell 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).

  • Multifocal polarized sunglasses and lenses
    Patent number: 7093935
    Abstract: Polarized sunglasses and lenses, and methods related thereto, are provided that include multifocal segments and which have a total thickness of less than about 5 millimeters.
    Type: Grant
    Filed: September 1, 2004
    Date of Patent: August 22, 2006
    Inventor: Stuart A. Parnell