发明名称 Self-authentication of value documents using encoded indices
摘要 A method and system as presented by which valuable documents such as checks, deeds, driver's licenses, and other types of valuable documents can be imprinted with encoded symbols by a printer whereupon multiple assemblages of data can be imprinted on the valued document which is then susceptible to readout by a document reader which will automatically authenticate and verify the originator or the document and its authenticity and obviate any attempts for fraudulent alteration.
申请公布号 US6212504(B1) 申请公布日期 2001.04.03
申请号 US19990226819 申请日期 1999.01.06
申请人 UNISYS CORPORATION 发明人 HAYOSH THOMAS DAVID
分类号 B42D15/00;G07D7/00;G07F7/12;(IPC1-7):G06F17/60 主分类号 B42D15/00
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