Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9496953 | Device and method for monitoring optical signal quality, and optical transmission device | Yasuhiko Aoki | 2016-11-15 |
| 9444573 | Transmission device and optical transmission system | Shoichiro Oda | 2016-09-13 |
| 9350479 | Apparatus and method for monitoring wavelength tunable optical filter | Kyosuke Sone, Yasuhiko Aoki, Shoichiro Oda | 2016-05-24 |