Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6490064 | Wavelength division multiplexing optical transmission system | Tadashi Sakamoto, Shigeki Aisawa, Seiji Norimatsu, Jun-ichi Kani | 2002-12-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6490064 | Wavelength division multiplexing optical transmission system | Tadashi Sakamoto, Shigeki Aisawa, Seiji Norimatsu, Jun-ichi Kani | 2002-12-03 |