Patents by Inventor Koichiro Hojyo

Koichiro Hojyo 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).

  • Telephone number information system for internet protocol telephony
    Publication number: 20060007938
    Abstract: Internet Protocol (IP) telephone number information system performs for the telephone number in the existing communication systems. A number information server in the system has a region information database representing an IP telephony service area for each of a plurality of Internet Service Providers (ISPs) having a corporate information database. The number information server specifies one of the plurality of ISPs from the region information database, based on a search condition input from a user terminal connected to the Internet. The specified ISP searches the corresponding corporate information database, and obtains number information matching the search condition. The number information server notifies the user terminal of the number information obtained from searching the corporate information database, in response to the search condition input from the user terminal.
    Type: Application
    Filed: December 8, 2004
    Publication date: January 12, 2006
    Inventors: Shouichi Kimura, Kazutoshi Kobayashi, Jun Ito, Hiroyuki Kida, Tatsuya Fukuyo, Sachito Shibata, Koichiro Hojyo, Naomi Ojima, Michiko Osawa, Akira Yonenaga, Hirotomo Yasuoka, Takashi Ueno