Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6654162 | Raman amplifier, optical repeater, and Raman amplification method | Yoshihiro Emori, Shu Namiki | 2003-11-25 |
| 6646787 | Raman amplifier, optical repeater, and Raman amplification method | Yoshihiro Emori, Shu Namiki | 2003-11-11 |
| 6636344 | Raman amplifier, optical repeater, and raman amplification method | Yoshihiro Emori, Shu Namiki | 2003-10-21 |