Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8412045 | Propagation apparatus and dispersion value setting method | Yuki Murakami, Katsumi Sugawa, Toshiyuki Hisano | 2013-04-02 |
| 8204700 | Failure prediction apparatus and failure prediction method | Satsuki Norimatsu, Akira Yamamoto, Yuichiro Sakane | 2012-06-19 |
| 6980554 | Method and apparatus for connecting lines in line concentrator of switching system | Shunichi Shibata, Fumikiyo Kikukawa, Kenji Maeda, Hirofumi Mitome, Ryoji Matsuno +3 more | 2005-12-27 |
| 6567516 | Method and device for controlling affiliation of remote line-collection device with switch | Hirofumi Mitome, Hiromitsu Kajiyama, Shunichi Shibata, Kenji Maeda | 2003-05-20 |