Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8861359 | Network system, control method thereof and controller | Hiroshi Ueno | 2014-10-14 |
| 8611220 | Network system, controller, and network control method | — | 2013-12-17 |
| 8560682 | Distribution monitoring system, distribution monitoring method, and program | Saverio Niccolini, Felipe Huici, Jan Seedorf | 2013-10-15 |
| 7609728 | Optical transmission switching device | Toshiaki Arikawa, Ryuuichi Ikematsu, Shigekazu Harada, Hajima Ishikawa, Hidetoshi Shinoda | 2009-10-27 |
| 7372804 | Multiplex communication system and method | Toshiaki Arikawa, Ryuuichi Ikematsu, Shigekazu Harada, Hajime Ishikawa, Hidetoshi Shinoda | 2008-05-13 |