Patents by Inventor Frances A. Wade

Frances A. Wade 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).

  • Photorefractive composite
    Patent number: 6221535
    Abstract: A photorefractive composite comprises a charge transport matrix and an electrooptic dye having an aliphatic group of four or more carbon atoms.
    Type: Grant
    Filed: January 11, 1999
    Date of Patent: April 24, 2001
    Assignee: The Victoria University of Manchester
    Inventors: Alan M. Cox, Richard D. Blackburn, Frances A. Wade, David P. West, Terence A. King, David Leigh