Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7773838 | Method and network architecture for upgrading legacy passive optical network to wavelength division multiplexing passive optical network based next-generation passive optical network | Chang Hee Lee, Ki-Man Choi, Sil-Gu Mun, Jung-Hyung Moon | 2010-08-10 |