Patents by Inventor Yasuhiro Nanbu

Yasuhiro Nanbu 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).

  • Document management method and document management system
    Patent number: 7089268
    Abstract: A document management system of managing as inter-document relation information a plurality of keywords collected as a set for each document template type and managing link among said keywords includes the document file entry and update steps of selecting at least one of keywords based on a document template type in the inter-document relation information; linking the selected keyword with the document file; and detecting a document file influenced by the document entry and update by using the link between the selected keyword and the document file and the inter-document relation information.
    Type: Grant
    Filed: May 10, 2002
    Date of Patent: August 8, 2006
    Assignee: Hitachi, Ltd.
    Inventors: Mitsuhiko Yoshimura, Noriyuki Murakami, Yasuhiro Nanbu, Yuuji Kawagishi
  • Document management method and document management system
    Publication number: 20020169753
    Abstract: A document management system of managing as inter-document relation information a plurality of keywords collected as a set for each document template type and managing link among said keywords includes the document file entry and update steps of selecting at least one of keywords based on a document template type in the inter-document relation information; linking the selected keyword with the document file; and detecting a document file influenced by the document entry and update by using the link between the selected keyword and the document file and the inter-document relation information.
    Type: Application
    Filed: May 10, 2002
    Publication date: November 14, 2002
    Inventors: Mitsuhiko Yoshimura, Noriyuki Murakami, Yasuhiro Nanbu, Yuuji Kawagishi