Patents by Inventor Hidehiro Akiyama

Hidehiro Akiyama 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).

  • Connection control system, connection control equipment and connection management equipment
    Patent number: 7694015
    Abstract: With respect to a communication operation between networks having no connection permission, a connection control apparatus calculates a communicatable detour communication path from a connection policy database, and in such a case that a communication operation can be carried out between these networks having no connection permission, the connection control apparatus permits the communication operation via a detour communication path after authentication.
    Type: Grant
    Filed: January 29, 2004
    Date of Patent: April 6, 2010
    Assignee: Hitachi, Ltd.
    Inventors: Hideya Yoshiuchi, Hidehiro Akiyama, Masahiro Yoshizawa, Yukiko Takeda
  • Connection control system, connection control equipment and connection management equipment
    Publication number: 20050144289
    Abstract: With respect to a communication operation between networks having no connection permission, a connection control apparatus calculates a communicatable detour communication path from a connection policy database, and in such a case that a communication operation can be carried out between these networks having no connection permission, the connection control apparatus permits the communication operation via a detour communication path after authentication.
    Type: Application
    Filed: January 29, 2004
    Publication date: June 30, 2005
    Inventors: Hideya Yoshiuchi, Hidehiro Akiyama, Masahiro Yoshizawa, Yukiko Takeda