Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6879749 | System and method for multiplexing and demultiplexing optical signals using diffraction gratings | Seng-leong Wong, Yanqing Lu | 2005-04-12 |
| 6847786 | Compact wavelength filter using optical birefringence and reflective elements | Charles Wong, Jian Liu | 2005-01-25 |