Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 6441952 | Apparatus and method for channel monitoring in a hybrid distributed Raman/EDFA optical amplifier | Xiaodong Duan, Guohua Xiao, Lintao Zhang, Dongqi Liu, Gang Li +2 more | 2002-08-27 | $1,908,000 |