Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6788850 | Configuration for multiplexing and/or demultiplexing the signals of at least two optical wavelength channels | Helmut Albrecht, Gerhard Heise, Zhan Gao | 2004-09-07 |
| 6694102 | Optical configuration, in particular for bidirectional WDM systems, and a transceiving module for bidirectional optical data transmission | Zhan Gao | 2004-02-17 |