Issued Patents 2005
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977885 | Packet transmitting and receiving method and apparatus therefor | Toshikazu Yasue, Kazuko Iwatsuki, Ken Watanabe | 2005-12-20 |
| 6950431 | Network relay apparatus | Shinji Nozaki, Sunao Sawada, Ken Watanabe | 2005-09-27 |
| 6907470 | Communication apparatus for routing or discarding a packet sent from a user terminal | Sunao Sawada, Shinji Nozaki | 2005-06-14 |
| 6888845 | Mobile node, mobile agent and network system | Tetsuo Oura, Sunao Sawada | 2005-05-03 |
| 6877105 | Method for sending notice of failure detection | Ken Watanabe, Toshikazu Yasue | 2005-04-05 |
| 6868089 | Mobile node, mobile agent-and network system | Tetsuo Oura, Sunao Sawada | 2005-03-15 |
| 6853639 | Information relay device and method with multicast protocol conversion function and information network system using the same | Shinji Nozaki | 2005-02-08 |