Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8068732 | Network design apparatus and network design method | Tomohiro Hashiguchi, Toru Katagiri, Kazuyuki Tajima | 2011-11-29 |
| 8032028 | Optical add/drop device | Yutaka Kai, Yasuhiko Aoki, Kyosuke Sone | 2011-10-04 |