Issued Patents 2011
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8036532 | Passive optical network system, optical line terminal, and optical network unit | Tohru Kazawa | 2011-10-11 |
| 8014420 | Label switching type of packet forwarding apparatus | Kazuho Miki, Koji Wakayama | 2011-09-06 |
| 7983281 | VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatus | Kazuyoshi Hoshino, Koji Wakayama, Shiro Tanabe, Noboru Endo | 2011-07-19 |
| 7974282 | Network apparatus for redundant multicast | Takeshi Shibata, Hidehiro Fukushima | 2011-07-05 |
| 7936991 | Optical line terminating apparatus and optical communication system | Toshiki Sugawara, Masahiko Mizutani, Hiroki Ikeda | 2011-05-03 |
| 7908390 | Packet forwarding apparatus using token bucket algorithm and leaky bucket algorithm | Masayuki Takase, Yoshihiro Ashi, Masahiko Mizutani, Tohru Kazawa, Taishi Shinagawa | 2011-03-15 |
| 7889990 | Optical line terminal capable of active bandwidth allocation for passive optical network system | Tohru Kazawa, Ryosuke Nishino | 2011-02-15 |
| 7881311 | VPN composing method, interwork router, packet communication method, data communication apparatus, and packet relaying apparatus | Kazuyoshi Hoshino, Koji Wakayama, Shiro Tanabe, Noboru Endo | 2011-02-01 |
| 7880273 | Method of manufacturing semiconductor device from semiconductor wafer | — | 2011-02-01 |
| 7873277 | Passive optical network system and wavelength assignment method | Tohru Kazawa, Ryosuke Nishino | 2011-01-18 |
| 7869441 | Variable length packet communication device | Nobuhito Matsuyama, Takeshi Aimoto, Noboru Endo, Koji Wakayama, Norihiko Moriwaki | 2011-01-11 |