Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871975 | Carrier recovery circuit for offset QPSK demodulators | Hizuru Nawata | 1989-10-03 |
| 4853642 | Phase controlled demodulator for digital communications system | Motoya Iwasaki | 1989-08-01 |
| 4835790 | Carrier-to-noise detector for digital transmission systems | Shousei Yoshida, Toshiya Todoroki | 1989-05-30 |
| 4807254 | Carrier wave recovery system | — | 1989-02-21 |