Patents by Inventor Deborah L. Graham

Deborah L. Graham 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).

  • Detachable corrective lens assemblies
    Patent number: 6027214
    Abstract: A lens assembly is provided that modifies the visual correction provided by a pair of base eyeglasses, in some fashion, when it is quickly, conveniently and detachably mounted to the base eyeglasses. The lens assembly uses a clip-on, magnetic or other detachable mounting arrangement. The lens assembly may incorporate corrective lenses provided in various placements for applications such as specialized occupational applications.
    Type: Grant
    Filed: February 13, 1998
    Date of Patent: February 22, 2000
    Inventor: Deborah L. Graham