发明名称 ELECTRONIC DOCUMENT MANAGEMENT SYSTEM
摘要 <p>Disclosed is a digital document management system and the like capable of guaranteeing that a partial correction has been made according to a proper procedure and achieving a third-party certification of the validity of the guarantee. A digital document management system that manages document information created in a digital form, comprising: a partial identification information generation section 51 that generates partial identification information that represents, in an identifiable manner, respective parts of the document information; a partial correction information generation section 52 that generates partial correction information which is information related to a correction history of a corrected part in the case where any correction has been required for the document information; and an original document information management section 40 that manages the document information, partial identification information, partial correction information, and prescribed policy information in an associated manner.</p>
申请公布号 EP1770546(A1) 申请公布日期 2007.04.04
申请号 EP20050709271 申请日期 2005.01.24
申请人 FUJITSU LTD. 发明人 YOSHIOKA, TAKASHI;TAKENAKA, MASAHIKO
分类号 G06F17/21;G06F17/24 主分类号 G06F17/21
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