Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6909537 | Dispersion compensator whose transmission band is flattened | Nobuaki Mitamura | 2005-06-21 |
| 6900940 | Optical apparatus and device | Nobuaki Mitamura, Hirotomo Izumi | 2005-05-31 |
| 6894851 | Optical device | Yujin Yamazaki, Nobuaki Mitamura, Hirohiko Sonoda | 2005-05-17 |