Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6885821 | Full-duplex optical add/drop communications system utilizing central light sources | Simon Cao | 2005-04-26 |
| 6650801 | Reversible optical circulator utilizing a bi-morphic piezoelectric apparatus | Shudong Wu, Simon Cao, Weicheng Chen | 2003-11-18 |
| 6490386 | Bidirectional optical amplifier | Xiaofan Cao | 2002-12-03 |
| 6463189 | Method and apparatus for optical switching devices utilizing a bi-morphic piezoelectric apparatus | Shudong Wu, Simon Cao, Weicheng Chen | 2002-10-08 |