Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6421316 | Point-to-multipoint connection restoration | — | 2002-07-16 |
| 6154444 | Source routing method for fast connection re-establishment in response to early-arriving trouble report messages | Atsushi Iwata | 2000-11-28 |
| 6122753 | Fault recovery system and transmission path autonomic switching system | Atsushi Iwata | 2000-09-19 |
| 6034961 | Active/standby routing system on ATM network | Atsushi Iwata | 2000-03-07 |