Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6958856 | Raman amplifier, raman amplifier control method, and optical communication system | Masayuki Inoue | 2005-10-25 |
| 6954305 | Optical amplifier and optical transmission system using it | — | 2005-10-11 |
| 6867907 | Pumping light source unit, raman amplifier, and optical transmission system | Masayuki Inoue, Masakazu Shigehara | 2005-03-15 |
| 6865019 | Amplification optical fiber and fiber optic amplifier including the same | Soichi Endo, Kazuhiro Okamoto, Masahiro Takagi | 2005-03-08 |