Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871987 | FSK or am modulator with digital waveform shaping | — | 1989-10-03 |
| 4855894 | Frequency converting apparatus | Nobumitsu Asahi, Tetsuo Ikeda | 1989-08-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4871987 | FSK or am modulator with digital waveform shaping | — | 1989-10-03 |
| 4855894 | Frequency converting apparatus | Nobumitsu Asahi, Tetsuo Ikeda | 1989-08-08 |