Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6813321 | Digital demodulator | Hisakazu Katoh, Akinori Hashimoto, Yuichi Iwadate, Kazuhiko Shibuya, Shigeyuki Itoh +5 more | 2004-11-02 |
| 6788654 | Digital data receiver | Akinori Hashimoto, Hisakazu Katoh, Hiroyuki Hamada, Kyoichi Saito, Tomohiro Saito | 2004-09-07 |
| 6700940 | Carrier reproduction circuit | Hisakazu Katoh, Akinori Hashimoto, Tomohiro Saito, Kenichi Shiraishi, Akihiro Horii +2 more | 2004-03-02 |
| 6639951 | Digital demodulator | Hisakazu Katoh, Akinori Hashimoto, Tomohiro Saito, Kenichi Shiraishi, Akihiro Horii +2 more | 2003-10-28 |
| 6490010 | AFC circuit, carrier recovery circuit and receiver device capable of regenerating a carrier reliably even at the time of low C/N ratio | Kazuhiko Shibuya, Junji Kumada, Yuichi Iwadate, Hiroyuki Hamazumi, Toshihiro Nomoto +8 more | 2002-12-03 |