Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10931485 | Adaptive equalization circuit and optical receiver | Kazuhiko Hatae, Nobukazu Koizumi, Yasuo Ohtomo, Masashi Sato, Daisuke Sasaki | 2021-02-23 |
| 10560199 | Signal processing circuit and optical receiving device | Kazuhiko Hatae, Nobukazu Koizumi, Yasuo Ohtomo, Masato Oota, Masashi Sato +1 more | 2020-02-11 |
| 10177855 | Amplitude adjustment circuit, digital coherent receiver, and amplitude adjustment method | Masashi Sato, Kazuhiko Hatae, Nobukazu Koizumi, Yasuo Ohtomo, Masato Oota +1 more | 2019-01-08 |