Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7805077 | Scalable and movable DWDM usage of CWDM networks | Steve Wang, Johnny Zhong | 2010-09-28 |
| 7457543 | Add/drop module for single fiber wavelength division multiplexing systems | Frank H. Levinson, Johnny Zhong, Steve Wang | 2008-11-25 |
| 7389017 | Dense wavelength division multiplexing on coarse wavelength division multiplexing networks | — | 2008-06-17 |