Patents by Inventor Masanori Shigeta

Masanori Shigeta 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).

  • Electronic document processing system and electronic document processors
    Patent number: 6874124
    Abstract: There is provided an electronic document processing system which includes a plurality of electronic document processors connected to each other by a network, and makes it possible to track electronic documents even when derivative electronic documents are generated. Reception means receives an electronic document transmitted from another of the electronic document processors. Processing means carries out predetermined processing on the received electronic document. First storage means generates a log of the predetermined processing carried out by the processing means, and stores the log in a predetermined resource. Derivative electronic document generation means generates a derivative electronic document which is a new electronic document derived from the electronic document, according to a result of the predetermined processing carried out by the processing means.
    Type: Grant
    Filed: January 3, 2001
    Date of Patent: March 29, 2005
    Assignee: Fujitsu Limited
    Inventors: Takeo Murase, Masanori Shigeta
  • Electronic document processing system and electronic document processors
    Publication number: 20010049705
    Abstract: There is provided an electronic document processing system which includes a plurality of electronic document processors connected to each other by a network, and makes it possible to track electronic documents even when derivative electronic documents are generated. Reception means receives an electronic document transmitted from another of the electronic document processors. Processing means carries out predetermined processing on the received electronic document. First storage means generates a log of the predetermined processing carried out by the processing means, and stores the log in a predetermined resource. Derivative electronic document generation means generates a derivative electronic document which is a new electronic document derived from the electronic document, according to a result of the predetermined processing carried out by the processing means.
    Type: Application
    Filed: January 3, 2001
    Publication date: December 6, 2001
    Inventors: Takeo Murase, Masanori Shigeta