Patents by Inventor Mari Akagi

Mari Akagi 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).

  • VoIP network system
    Publication number: 20030202507
    Abstract: A VoIP network system includes a module controlling a transmission of a priority control indication corresponding to a call control signal for every call and to priority control information preset for providing a VoIP-based voice communication service in a way that specifies a priority control target call related to a specified voice session, and a module giving a priority control indication about a voice packet of the priority control target call to each of network elements, configuring an IP network, for forwarding the voice packet.
    Type: Application
    Filed: January 23, 2003
    Publication date: October 30, 2003
    Inventors: Minoru Nishida, Mari Akagi, Masami Ohta