Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829440 | Method and apparatus for compensation of polarization-mode dispersion | George Ishikawa | 2004-12-07 |
| 6728491 | Polarization-mode dispersion detecting method, and a dispersion compensation controlling apparatus and a dispersion compensation controlling method | George Ishikawa, Yuichi Akiyama | 2004-04-27 |