Patents by Inventor David Craig Schuster

David Craig Schuster 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).

  • Dual card and method therefor
    Patent number: 6012634
    Abstract: A smart memory card (400, 900, 1000) communicates with a smartcard compatible device (500) and a memory card compatible device (600). The smart memory card includes a processor (402, 902, 1002) which performs smartcard functions and a memory (412, 912, 1004) for use with a memory card device connection which allows memory card compatible device operation. Cellular telephones (1300, 1600) facilitate the use of two types of cards therein.
    Type: Grant
    Filed: March 6, 1995
    Date of Patent: January 11, 2000
    Assignee: Motorola, Inc.
    Inventors: Hugh Brogan, David Craig Schuster, Rafaele Pini