Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6678479 | Semiconductor electro-absorption optical modulator integrated light emission element light emission element module and optical transmission system | Kazuhiko Naoe, Masahiro Aoki, Minoru Fujita | 2004-01-13 |