Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6671428 | Wavelength selective optical cross switch and optical add/drop multiplexer using volume phase grating and array of micro electro mechanical mirrors | Shu Zhang, Li Chen | 2003-12-30 |
| 6633202 | Precision low jitter oscillator circuit | Frederick Sykes | 2003-10-14 |
| 6563977 | Compact wavelength multiplexer-demultiplexer providing low polarization sensitivity | Li Chen, Shu Zhang | 2003-05-13 |