Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6625115 | Self-healing network, method for transmission line switching thereof, and transmission equipment thereof | Hiroki Ikeda, Yukio Nakano | 2003-09-23 |
| 6577438 | Method and apparatus for monitoring and controlling gain tilt in an optical amplifier | Junya Kosaka | 2003-06-10 |