Patents by Inventor Alfredo G. Knaizzeh

Alfredo G. Knaizzeh 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).

  • Method and apparatus for separating image-bearing media
    Patent number: 6681828
    Abstract: Method and apparatus for peeling a carrier web having a protective layer from a keeper sheet of image-bearing medium. The carrier web and the protective layer are peeled about a peel member as the keeper sheet moves over and is deformed by a constraining roller located at or downstream of the peel member putting the protective layer in tension. Preferably, at least one of the peel member or the constraining roller has a compliant material covering to facilitate separation of unused portions of the protective layer from edges of the keeper.
    Type: Grant
    Filed: November 24, 1997
    Date of Patent: January 27, 2004
    Assignee: Polaroid Corporation
    Inventors: Arthur H. Clough, Walter P. Haimberger, Alfredo G. Knaizzeh, William E. Swan