Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10841006 | Signal-to-noise ratio estimation method, optical transmission apparatus, and optical transmission system | Seiji Okamoto, Yoshiaki Kisaka, Mitsuteru YOSHIDA, Masahiro Suzuki | 2020-11-17 |
| 10826620 | Optical receiver, optical reception method, and optical communication system | Fukutaro HAMAOKA, Seiji Okamoto, Masanori Nakamura, Yoshiaki Kisaka | 2020-11-03 |
| 10651944 | Optical transmitter, optical receiver, optical data transmission system, optical transmission method, and optical reception method | Seiji Okamoto, Asuka Matsushita, Mitsuteru YOSHIDA, Fukutaro HAMAOKA, Yoshiaki Yamada +1 more | 2020-05-12 |