Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6456617 | Routing control communication system between circuit switched network and internet | Toshikane Oda, Hideaki Yamada, Hiroto Masaki | 2002-09-24 |
| 5270701 | Service processing system with distributed data bases | Atsushi Ito, Nobuo Furuya, Masanobu Fujioka, Yoshikazu Ikeda | 1993-12-14 |