Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6892003 | Variable dispersion compensator and optical transmission system | Makoto Katayama, Toshiaki Okuno, Masayuki Nishimura, Tomomi Sano, Masakazu Shigehara +2 more | 2005-05-10 |
| 6876791 | Diffraction grating device | Kiyotaka Murashima, Ken Hashimoto | 2005-04-05 |