Issued Patents 2011
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7974542 | OTDM-DPSK signal generator capable of detecting an optical carrier phase difference between optical pulses | — | 2011-07-05 |
| 7957646 | Optical time division multiplexing transmitter | — | 2011-06-07 |
| 7903976 | Optical element integrated module | Hiromi Tsuji, Kozo Fujii | 2011-03-08 |
| 7877010 | Device for monitoring the quality of an optical signal by filtering its beat component | — | 2011-01-25 |