Patents by Inventor Arthur Zachai

Arthur Zachai 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).

  • Encrypted data storage card including smartcard integrated circuit for storing an access password and encryption keys
    Patent number: 5623637
    Abstract: A detachable PCMCIA memory card incorporating a smartcard integrated circuit for storing a password value and logic circuitry for preventing access to information stored on the memory card unless the user of the host computer to which the memory card is connected can supply a password matching the stored password. The smartcard integrated circuit may also be used to store public and private key values used to encrypt and decrypt data stored on the card or elsewhere on the host computer or exchanged with a remote computer.
    Type: Grant
    Filed: May 17, 1996
    Date of Patent: April 22, 1997
    Assignee: Telequip Corporation
    Inventors: Michael F. Jones, Arthur Zachai