Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8831040 | Data transfer device and data transfer system | Tetsuya Nakajima, Yukihisa Tamura | 2014-09-09 |
| 8634426 | Transmission device with function of packetizing and transmitting | Yoshio Nogi, Naohiro Sakakida, Yoshihiro Ashi, Kazutaka Sakai | 2014-01-21 |
| 8416681 | Network system | Yukihisa Tamura, Mitsuru Asayama, Tsutomu Kawaizumi, Kenji Okamoto | 2013-04-09 |
| 8306066 | Transmission device | Takao Fukushima, Toshiyuki Atsumi, Yoshio Nogi | 2012-11-06 |
| 8149868 | Interface board and optical transmission equipment | Hidemasa Narita, Takao Fukushima, Toshiyuki Atsumi, Yukihisa Tamura | 2012-04-03 |
| 7912373 | Optical multiple transmission method, optical network and optical transmission apparatus | Yusuke Yajima, Takashi Mori | 2011-03-22 |
| 7830924 | Stuffing and destuffing operations when mapping low-order client signals into high-order transmission frames | Kenji Kawamura, Takashi Funada, Yoshimasa Kusano, Yusuke Honda, Hiromi Murakami | 2010-11-09 |
| 7756045 | Optical cross connect apparatus and network | Toshiyuki Atsumi, Teruhisa Takano | 2010-07-13 |
| 7433371 | Optical cross connect apparatus and network | Toshiyuki Atsumi, Teruhisa Takano | 2008-10-07 |
| 7133614 | Optical multiple transmission method, optical network and optical transmission apparatus | Yusuke Yajima, Takashi Mori | 2006-11-07 |
| 6871314 | Forward error correcting code encoding equipment, forward error correcting code decoding equipment, and transmission apparatus | Masaki Ohira, Yusuke Yajima, Takashi Mori | 2005-03-22 |
| 6735735 | Forward error correcting code encoding equipment, forward error correcting code decoding equipment, and transmission apparatus | Masaki Ohira, Yusuke Yajima, Takashi Mori | 2004-05-11 |