Issued Patents 2005
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6954593 | Burst optical communication apparatus | — | 2005-10-11 |
| 6928246 | Optical transmission system for frequency-multiplexed signal | — | 2005-08-09 |
| 6909855 | FM modulator | Kuniaki Utsumi, Satoshi Furusawa | 2005-06-21 |
| 6891995 | Wavelength division multiplex transmission system | Tsuyoshi Ikushima, Toshihiko Yasue | 2005-05-10 |