1
Douglas C Taylor: Data card that can be used for transactions involving separate card issuers. Datamark Services, Donald S Cooper & Dunham Dowden, November 26, 1996: US05578808 (684 worldwide citation)

A multi-application data card is capable of substituting for a plurality of existing single-application data cards. The multi-application data card is preferably a smart card recording data relating to a card user and a plurality of card issuers. The following fields are associated with each card is ...


2
Douglas C Taylor: Multi-application data card. Datamark Services, Donald S Dowden, June 25, 1996: US05530232 (517 worldwide citation)

A multi-application data card is capable of substituting for a plurality of existing single-application data cards. The multi-application data card can be a smart card comprising a memory formed with at least three memory banks or storage areas for storing and updating data relating respectively to ...


3
Douglas C Taylor: Multi-application data card. Douglas Co Taylor, XIAO JUCHANG YE KAIDONG, December 24, 1996: CN96105517

A multi-application data card is capable of substituting for a plurality of existing single-application data cards. The multi-application data card is preferably a smart card recording data relating to a card user and a plurality of card issuers. The following fields are associated with each card is ...