Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8787770 | Transport apparatus | — | 2014-07-22 |
| 8401034 | Transport apparatus and transport method | Hideaki Tazawa | 2013-03-19 |
| 7417878 | Distributed power supply and method of recovering from error | Keiichiro Tsukamoto | 2008-08-26 |
| 7415091 | Multiple frame rate synchronous detecting method and apparatus | Osamu Takeuchi, Hiroyuki Ohgaki, Masaki Nakada | 2008-08-19 |
| 7327745 | Packet transmission system and a terminal apparatus | Osamu Takeuchi, Yuuji Kamura, Hirotaka Morita, Hiroyuki Ohgaki | 2008-02-05 |
| 7225366 | Transport systems and method of monitoring burst error | Masahiro Shioda | 2007-05-29 |
| 6667990 | Transmission terminal station apparatus and network system | — | 2003-12-23 |
| 6356368 | Optical supervisory transmission signal control device | — | 2002-03-12 |
| 5831970 | Transmission apparatus | — | 1998-11-03 |