Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8677015 | Link trace frame transfer program recording medium, switching hub, and link trace frame transfer method | Hiroshi Kinoshita, Shingo Suzumori, Takahiro Suetsugu, Daisuke Nagai, Kunihiko Hamamoto | 2014-03-18 |
| 8139584 | Frame transmission device and loop judging method | Hiroki Hamachi, Daisuke Nagai | 2012-03-20 |
| 7274711 | Network relay apparatus and method of combining packets | Noriki Kajizaki, Akira Tokunaga | 2007-09-25 |
| 6874106 | Method and device for notifying server failure recovery | Tadashi Iwahashi | 2005-03-29 |