Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5361408 | Direct conversion receiver especially suitable for frequency shift keying (FSK) modulated signals | Yasumi Imagawa, Makoto Hasegawa, Kazuaki Takahashi | 1994-11-01 |
| 5309113 | FSK data demodulator | Masahiro Mimura, Makoto Hasegawa, Hiroyuki Harada | 1994-05-03 |