Patents by Inventor Kohtaro Egawa

Kohtaro Egawa 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).

  • User's right information and keywords input based search query generating means method and apparatus for searching a file
    Patent number: 6985948
    Abstract: An information processing apparatus searches for documents with access rights created for them. A file information obtaining section obtains predetermined information from a file. A right information obtaining section obtains right information indicating a user who can access a file. An index storing section stores an index in which information obtained by the file information obtaining section is associated with right information obtained by the right information obtaining section. A keyword inputting section accepts keyword input for searching for a file. A user specifying section specifies a user who inputted a keyword. A search query generating section generates a search query from a keyword input from the keyword inputting section and information indicating a user specified by the user specifying section. A searching section searches the index storing section for an index corresponding to a search query generated by the search query generating section.
    Type: Grant
    Filed: January 3, 2001
    Date of Patent: January 10, 2006
    Assignee: Fujitsu Limited
    Inventors: Katsuhiko Taguchi, Tatsuya Shindo, Kohtaro Egawa
  • Information distributing program, computer-readable recording medium recorded with information distributing program, information distributing apparatus and information distributing method
    Publication number: 20040205620
    Abstract: An information distributing program, a computer-readable recording medium recorded with the information distributing program, an information distributing apparatus and an information distributing method, capable of flexibly coping with various connecting terminals without processing the contents accumulated in information sources, by providing a mechanism for dynamically converting the contents created in arbitrary formats according to connecting terminals.
    Type: Application
    Filed: April 10, 2002
    Publication date: October 14, 2004
    Applicant: Fujitsu Limited
    Inventors: Masaaki Nishikiori, Yuji Takada, Kohtaro Egawa, Hiroshi Murano, Hideo Shimizu, Hidemitsu Manaka, Masashi Ogawa, Shino Miyashita, Koichi Yamashita, Kazunori Mizushima
  • Information processing apparatus
    Publication number: 20010027451
    Abstract: An information processing apparatus that searches for documents with access rights created for them added. A file information obtaining section obtains predetermined information from a file. A right information obtaining section obtains right information indicating a user who can access a file. An index storing section stores an index in which information obtained by the file information obtaining section is associated with right information obtained by the right information obtaining section. A keyword inputting section accepts keyword input for searching for a file. A user specifying section specifies a user who inputted a keyword. A search query generating section generates a search query from a keyword input from the keyword inputting section and information indicating a user specified by the user specifying section. A searching section searches the index storing section for an index corresponding to a search query generated by the search query generating section.
    Type: Application
    Filed: January 3, 2001
    Publication date: October 4, 2001
    Applicant: FUJITSU LIMITED
    Inventors: Katsuhiko Taguchi, Tatsuya Shindo, Kohtaro Egawa