Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8139579 | Unicast/multicast system | Kazuhiko Isoyama | 2012-03-20 |
| 7369553 | Unicast/multicast system | Kazuhiko Isoyama | 2008-05-06 |
| 6895006 | Unicast/multicast system | Kazuhiko Isoyama | 2005-05-17 |
| 6785268 | Digital switching system | Masahiko Honda | 2004-08-31 |
| 6615260 | Packet accounting machine | Masahiko Honda | 2003-09-02 |