Patents by Inventor Stuart Z. Levin

Stuart Z. Levin 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).

  • Use of two-way cable transmissions to augment the security of the secure electronic transaction protocol
    Patent number: 6272152
    Abstract: A method and a system for authenticating an electronic financial transaction conducted between a user owning a terminal and a third party via two-way transmissions between the terminal and a cable distribution hub which includes a validation server.
    Type: Grant
    Filed: April 8, 1999
    Date of Patent: August 7, 2001
    Assignee: TVN Entertainment Corporation
    Inventors: Stuart Z. Levin, Leo I. Bluestein