Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6490063 | Analog optical transmission system | — | 2002-12-03 |
| 6359714 | Relay system | — | 2002-03-19 |
| 6359715 | Photoelectric conversion, method light receiving circuit, and optical communication system | — | 2002-03-19 |
| 6345137 | Wavelength division multiplex optical star coupler, communication station, and optical transmission system | — | 2002-02-05 |
| 6337754 | Optical conversion relay amplification system | — | 2002-01-08 |