Patents by Inventor Hiroto Masaki

Hiroto Masaki 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).

  • Routing control communication system between circuit switched network and internet
    Patent number: 6456617
    Abstract: A routing control communication system includes a circuit switched network provided with a service control information database having a telephone numbers table, an interconnection network provided with a network communication protocol and an information terminal, and a network interworking equipment provided with one terminal connected with the circuit switched network and the other terminal connected with the interconnection network. The information database is connected with the interconnection network, and the information terminal of the interconnection network is constituted so as to obtain a transferred terminal number corresponding to a called telephone number from the service control information database.
    Type: Grant
    Filed: August 11, 1998
    Date of Patent: September 24, 2002
    Assignee: Kokusai Denshin Denwa Co., Ltd.
    Inventors: Toshikane Oda, Hideaki Yamada, Hikaru Yagi, Hiroto Masaki