Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6805496 | Optical communication module, manufacturing method thereof and wavelength selective filter | Hiroaki Furuichi, Kazumi Kawamoto, Katsumi Kuroguchi, Keiichi Yamada | 2004-10-19 |