Issued Patents 2016
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9496953 | Device and method for monitoring optical signal quality, and optical transmission device | Goji Nakagawa | 2016-11-15 |
| 9413455 | Apparatus and method for creating calibration coefficient used to monitor optical signal-to-noise ratio | Shoichiro Oda, Jeng-Yuan Yang | 2016-08-09 |
| 9363022 | Optical transmission apparatus and analog-to-digital conversion apparatus | — | 2016-06-07 |
| 9350479 | Apparatus and method for monitoring wavelength tunable optical filter | Kyosuke Sone, Goji Nakagawa, Shoichiro Oda | 2016-05-24 |