Issued Patents All Time
Showing 1–25 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10887241 | Communication device, communication system, and communication method | Shinichi Akahane, Mitsuru Nagasaka, Kazuo Sugai, Takayuki Muranaka | 2021-01-05 |
| 10693890 | Packet relay apparatus | Yuichi Ishikawa | 2020-06-23 |
| 9935897 | Network switching device | Masayuki Shinohara, Takayuki Muranaka, Isao Kimura, Shinichi Akahane | 2018-04-03 |
| 9596191 | Network relay system and network relay device | Takashi Nagumo, Masashi Uchiya, Teruo Kaganoi, Mitsuo Yamamoto | 2017-03-14 |
| 9559986 | Network switching device | Masayuki Shinohara, Takayuki Muranaka, Isao Kimura, Shinichi Akahane | 2017-01-31 |
| 8774001 | Relay device and relay method | Takeshi Kumagai, Takeshi Aimoto, Toshio Doi, Kazuo Sugai | 2014-07-08 |
| 8472618 | Network switching device | Masayuki Shinohara, Takayuki Muranaka, Isao Kimura, Shinichi Akahane | 2013-06-25 |
| 8139576 | Network routing apparatus | Kazuo Sugai | 2012-03-20 |
| 7953220 | Network switching device | Masayuki Shinohara, Takayuki Muranaka, Isao Kimura, Shinichi Akahane | 2011-05-31 |
| 7869441 | Variable length packet communication device | Kenichi Sakamoto, Takeshi Aimoto, Noboru Endo, Koji Wakayama, Norihiko Moriwaki | 2011-01-11 |
| 7804794 | Power-saving network switching device | Masayuki Shinohara, Takayuki Muranaka, Isao Kimura, Shinichi Akahane | 2010-09-28 |
| 7408935 | Packet forwarding apparatus with a flow detection table | Takeki Yazaki, Takeshi Aimoto, Kazuo Sugai | 2008-08-05 |
| 7397765 | Bandwidth monitoring device | Takeshi Aimoto, Kazuo Sugai, Hiroki Yano, Yoshihiko Sakata, Shinichi Akahane +1 more | 2008-07-08 |
| 7379456 | Network routing apparatus | Takayuki Muranaka, Takeshi Furusawa, Tetsuya Nagata, Tatsuo Kanetake | 2008-05-27 |
| 7167474 | Network relaying apparatus and network relaying method capable of high-speed routing and packet transfer | Kazuo Sugai, Takeshi Aimoto, Takeki Yazaki, Yoshihito Sako, Tomohiko Tanabe | 2007-01-23 |
| 7088716 | Network routing apparatus | Kazuo Sugai | 2006-08-08 |
| 7085272 | Network routing apparatus | Kazuo Sugai | 2006-08-01 |
| 6874033 | Network repeater and network next transfer desitination searching method | Kazuo Sugai, Takeshi Aimoto, Shinichi Akahane, Noboru Tanabe, Yoshihito Sako | 2005-03-29 |
| 6870854 | Packet switching device and cell transfer method | Takeshi Aimoto, Takeki Yazaki, Yoshihiko Sakata | 2005-03-22 |
| 6836479 | Variable length packet communication device | Kenichi Sakamoto, Takeshi Aimoto, Noboru Endo, Koji Wakayama, Norihiko Moriwaki | 2004-12-28 |
| 6778532 | Packet relaying apparatus and high speed multicast system | Shinichi Akahane, Kazuo Sugai, Takeshi Aimoto, Yoshihito Sako, Hiroshi Sekino | 2004-08-17 |
| 6768738 | Packet forwarding apparatus with a flow detection table | Takeki Yazaki, Takeshi Aimoto, Kazuo Sugai | 2004-07-27 |
| 6683885 | Network relaying apparatus and network relaying method | Kazuo Sugai, Takeshi Aimoto, Takeki Yazaki, Yoshihito Sako, Tomohiko Tanabe | 2004-01-27 |
| 6671277 | Network relaying apparatus and network relaying method capable of high quality transfer of packets under stable service quality control | Kazuo Sugai, Takeshi Aimoto, Takeki Yazaki, Yoshihito Sako, Tomohiko Tanabe | 2003-12-30 |
| 6658003 | Network relaying apparatus and network relaying method capable of high-speed flow detection | Kazuo Sugai, Takeshi Aimoto, Takeki Yazaki, Yoshihito Sako, Tomohiko Tanabe | 2003-12-02 |