Patents by Inventor Andr{acute over (a)}s Podmaniczky

Andr{acute over (a)}s Podmaniczky 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).

  • Patent number: 6175641
    Abstract: Detector for recognizing the living character of a finger which is arranged in a fingerprint recognizing apparatus and the detector is in contact with a print area (2) of the living finger constituting a print forming element (1) and the apparatus comprises for the examination of the print area (2) a print detector (5) which has a print imaging surface (4) partially covered by the print area (2). The detector comprises an electrode system (3) made of an electrically conductive material and sensing the presence of the print forming element (1), and an electrical evaluation unit coupled through electrical contacts (10) to the electrode system (3), the unit senses the change in state in the electrode system (3) caused by the proximity of the print forming element (1). The electrode system (3) is arranged on a portion of the print detector (5) covered by the print area (2) and it is coupled to the print imaging surface (4).
    Type: Grant
    Filed: April 2, 1998
    Date of Patent: January 16, 2001
    Assignee: Dermo Corporation, Ltd.
    Inventors: P{acute over (e)}ter Kall{acute over (o)}, Imre Kiss, Andr{acute over (a)}s Podmaniczky, J{acute over (a)}nos T{acute over (a)}losi