Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6362905 | Optical crossconnect apparatus and optical transmission system | Yukio Hayashi, Shigeki Kitajima, Tatsuo Kanetake, Masahiro Takatori, Shoichi Hanatani +1 more | 2002-03-26 |
| 6341032 | Method and system for reducing optical surge | Hideaki Tsushima, Yukio Hayashi | 2002-01-22 |