Issued Patents 2004
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829440 | Method and apparatus for compensation of polarization-mode dispersion | Hiroki Ooi | 2004-12-07 |
| 6809849 | Control apparatus and control method for an optical method | Yuichi Akiyama | 2004-10-26 |
| 6728491 | Polarization-mode dispersion detecting method, and a dispersion compensation controlling apparatus and a dispersion compensation controlling method | Hiroki Ooi, Yuichi Akiyama | 2004-04-27 |