Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6778780 | WDM utilizing grating-based channel separators | Simon Cao, Olga Gorbounova, Hubert Vollmer | 2004-08-17 |
| 6459831 | WDM utilizing diffraction gratings with polarization dependent loss compensation | Simon Cao, Olga Gorbounova, Hubert Vollmer | 2002-10-01 |
| 6377728 | Packaging for grating-based WDM router | Hubert Vollmer, Olga Gorbounova, Simon Cao | 2002-04-23 |