Issued Patents 2002
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6501754 | Scheme for label switched path loop detection at node device | Yoshihiro Ohba, Junichi Takahashi, Yasuhiro Katsube | 2002-12-31 |
| 6490292 | Router apparatus and frame transfer method | — | 2002-12-03 |
| 6490622 | Node device and scheme for sharing common virtual connection indentifier between end-nodes | Kenichi Nagami, Yasuhiro Katsube | 2002-12-03 |
| 6480468 | Repeater | Tohru Kishigami, Kazuo Nogami, Kenichi Nagami | 2002-11-12 |
| 6473411 | Router device, datagram transfer method and communication system realizing handoff control for mobile terminals | Yoshinari Kumaki, Keiji Tsunoda, Noriyasu Kato, Osamu Moriya, Toshio Okamoto | 2002-10-29 |
| 6389023 | Router device and frame transfer method using datalink layer frame switching | Yasuhiro Katsube | 2002-05-14 |