Issued Patents 2003
Showing 1–2 of 2 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 | Wei-Lien Yang, Shu Zhang | 2003-12-30 |
| 6563977 | Compact wavelength multiplexer-demultiplexer providing low polarization sensitivity | Shu Zhang, Wei-Lien Yang | 2003-05-13 |