Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7072952 | Spanning tree bypassing method and apparatus | Hiroshi Kinoshita, Atsuko Higashitaniguchi | 2006-07-04 |
| 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 |