Issued Patents 2002
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6487335 | Distributed filter for DWDM cascade device using Mach-Zehnder interferometers | Wenyong Zhu | 2002-11-26 |
| 6404521 | Filters to adjust DWDM transmissivity | Wenyong Zhu, Tzong-Shinn Jiang | 2002-06-11 |
| 6385372 | Fiber optical coupler fabrication and system | — | 2002-05-07 |
| 6349158 | Hybrid cascade structure for DWDM | Suyou He | 2002-02-19 |