Patents by Inventor Hiroyuki Komiyama

Hiroyuki Komiyama 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).

  • Patent number: 8145670
    Abstract: An electronic file system includes an operating device for receiving an input for performance of an operation on an electronic file and an approval device used for approving of the operation on the electronic file. The electronic file includes an operation file on which an operation is to be performed and a restriction file indicating a restriction condition (policy) for restricting an operation performable on the operation file and a request destination for approval of the restricted operation. The operating device includes determination means for determining whether the operation to be performed on the operation file is permitted in accordance with the restriction condition described in the restriction file and means for, when it is determined that the operation corresponds to the restriction condition, transmitting to the approval device described as the request destination in the restriction file an approval request for requesting approval of the operation.
    Type: Grant
    Filed: December 27, 2007
    Date of Patent: March 27, 2012
    Assignee: Fujitsu Limited
    Inventors: Masatomo Yasaki, Madoka Mitsuoka, Yasuhide Matsumoto, Yoshihiko Tokumaru, Takashi Yamaguchi, Hiroyuki Komiyama, Youji Kohda
  • Publication number: 20080215840
    Abstract: An electronic file system includes an operating device for receiving an input for performance of an operation on an electronic file and an approval device used for approving of the operation on the electronic file. The electronic file includes an operation file on which an operation is to be performed and a restriction file indicating a restriction condition (policy) for restricting an operation performable on the operation file and a request destination for approval of the restricted operation. The operating device includes determination means for determining whether the operation to be performed on the operation file is permitted in accordance with the restriction condition described in the restriction file and means for, when it is determined that the operation corresponds to the restriction condition, transmitting to the approval device described as the request destination in the restriction file an approval request for requesting approval of the operation.
    Type: Application
    Filed: December 27, 2007
    Publication date: September 4, 2008
    Applicant: FUJITSU LIMITED
    Inventors: Masatomo YASAKI, Madoka MITSUOKA, Yasuhide MATSUMOTO, Yoshihiko TOKUMARU, Takashi YAMAGUCHI, Hiroyuki KOMIYAMA, Youji KOHDA