Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6954562 | Matrix switch of optical waveguide type and method for manufacturing the same | Tatsuo Izawa, Katsuhiko Kurumada, Toshiaki Tamamura, Makoto Sato | 2005-10-11 |
| 6912362 | Dispersion slope equalizer | Koichi Takiguchi, Takashi Goh | 2005-06-28 |
| 6898345 | Optical multiplexer and method for its production | Akimasa Kaneko | 2005-05-24 |