Patents by Inventor David Piquenot

David Piquenot 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 Device for Accessing a Sim Card Housed in a Mobile Terminal
    Publication number: 20080285755
    Abstract: The invention concerns a cryptographic device (6) comprising a terminal (1) and a mobile telephone (2) capable of exchanging data via a wireless link (5), said cryptographic device (6) being adapted to use public key cryptographic protocols with other cryptographic entities (4, 43), and the secret key of the cryptographic device is stored in the mobile telephone (2) and not in the terminal.
    Type: Application
    Filed: April 5, 2006
    Publication date: November 20, 2008
    Inventors: Sylvie Camus, David Piquenot, Anne-Sophie Dagorn