Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6747791 | Optical amplifier with a spectral gain monitor using a volume phase grating | William Yang, Li Chen, Frank H. Levinson, Danny Deiin Yu, Charlie Zhang +1 more | 2004-06-08 |