Issued Patents All Time
Showing 1–25 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10848840 | Communication apparatus and signal relay method | Yuji Tochio, Toru Katagiri | 2020-11-24 |
| 9608927 | Packet exchanging device, transmission apparatus, and packet scheduling method | Kazuto Nishimura, Atsushi Kitada, Tsutomu Noguchi | 2017-03-28 |
| 8937962 | Packet buffering device and packet discarding method | Kazuto Nishimura | 2015-01-20 |
| 8594092 | Packet relay method and device | Satoshi Nemoto, Akihiro Hata | 2013-11-26 |
| 8472484 | Signal processing circuit, interface unit, frame transmission apparatus, and segment data reading method | Hidenori Sugai, Satoshi Nemoto, Hideo Abe, Takashi Kuwabara | 2013-06-25 |
| 8432925 | Apparatus and method for controlling buffering of an arrival packet | Kazuto Nishimura, Akihiro Hata, Masamichi Kasa | 2013-04-30 |
| 8422366 | Data transmission device | Masaki Hirota, Akihiro Hata, Shigeyuki Kobayashi | 2013-04-16 |
| 8306045 | Packet forwarding apparatus and method for discarding packets | Akihiro Hata, Katsumi Imamura | 2012-11-06 |
| 8189589 | Apparatus and method for forwarding packet data | Jun Tanaka, Takashi Kuwabara, Hiroshi Kurosaki | 2012-05-29 |
| 7904677 | Memory control device | Hidenori Sugai, Satoshi Nemoto | 2011-03-08 |
| 7366165 | Input line interface device and packet communication device | Kenichi Kawarai, Masakatsu Nagata, Naoki Matsuoka, Tsuguo Kato | 2008-04-29 |
| 7227861 | Packet switch device | Masakatsu Nagata, Kenichi Kawarai, Naoki Matsuoka, Kenichi Okabe, Shiro Uriu | 2007-06-05 |
| 7058751 | Packet switch | Kenichi Kawarai, Naoki Matsuoka, Masakatsu Nagata, Tsuguo Kato, Tetsuaki Wakabayashi | 2006-06-06 |
| 7046685 | Scheduling control system and switch | Naoki Matsuoka, Kenichi Kawarai, Tsuguo Kato | 2006-05-16 |
| 7023865 | Packet switch | Naoki Matsuoka, Kenichi Kawarai, Masakatsu Nagata | 2006-04-04 |
| 7016366 | Packet switch that converts variable length packets to fixed length packets and uses fewer QOS categories in the input queues that in the outout queues | Kenichi Kawarai, Naoki Matsuoka, Tsuguo Kato | 2006-03-21 |
| 6963577 | Packet Switch | Naoki Matuoka, Kenichi Kawarai, Tsuguo Kato | 2005-11-08 |
| 6947413 | Switching apparatus, communication apparatus, and communication system | Tetsuaki Wakabayashi, Kenichi Okabe, Shiro Uriu, Naoki Matsuoka | 2005-09-20 |
| 6920145 | Packet switch device and scheduling control method | Naoki Matsuoka, Kenichi Kawarai | 2005-07-19 |
| 6687225 | Bandwidth control apparatus | Kenichi Kawarai, Naoki Matsuoka, Naotoshi Watanabe, Yasuhiro Ooba, Hichiro Hayami | 2004-02-03 |
| 6411620 | Connectionless communication system | Tadahiro Takase, Kazuo Hajikano, Takeshi Kawasaki, Toshio Shimoe, Tetsuo Tachibana +6 more | 2002-06-25 |
| 5878025 | ATM switch and method for switching path by ATM switch | Naoki Matsuoka, Masaaki Kawai, Masafumi Katoh, Yoshimi Watanabe, Hidenao Nakajima | 1999-03-02 |
| 5809012 | Connectionless communication system | Tadahiro Takase, Kazuo Hajikano, Takeshi Kawasaki, Toshio Shimoe, Tetsuo Tachibana +6 more | 1998-09-15 |
| 5696759 | Apparatus for high-speed packet switching in a broadband | Naoki Matsuoka, Masaaki Kawai | 1997-12-09 |
| 5689501 | Connectionless communication system | Tadahiro Takase, Kazuo Hajikano, Takeshi Kawasaki, Toshio Shimoe, Tetsuo Tachibana +6 more | 1997-11-18 |