Issued Patents 2003
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657778 | Optical amplification repeater and optical amplification repeating and transmitting system | Katsuhiro Shimizu, Junichi Nakagawa, Naoki Suzuki | 2003-12-02 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6657778 | Optical amplification repeater and optical amplification repeating and transmitting system | Katsuhiro Shimizu, Junichi Nakagawa, Naoki Suzuki | 2003-12-02 |