Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6999230 | Optical transmission equipment for suppressing a four wave mixing and optical transmission system | Tetsuya Uda, Ryoichi Miyake, Takeshi Nakada, Yoshimasa Kusano | 2006-02-14 |