Issued Patents All Time
Showing 26–33 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6748037 | Digital broadcasting receiver | Hisakazu Katoh, Kenichi Shiraishi, Akihiro Horii, Shoji Matuda | 2004-06-08 |
| 6710814 | Digital broadcast receiving system for detecting short-breaks and holding information based on same | Kohei Ueno, Hisakazu Katoh, Hajime Matsumura, Tomohiro Saito | 2004-03-23 |
| 6700940 | Carrier reproduction circuit | Hisakazu Katoh, Tomohiro Saito, Fumiaki Minematsu, Kenichi Shiraishi, Akihiro Horii +2 more | 2004-03-02 |
| 6678336 | Hierarchical transmission digital demodulator | Hisakazu Katoh, Kenichi Shiraishi, Akihiro Horii, Shoji Matsuda | 2004-01-13 |
| 6639951 | Digital demodulator | Hisakazu Katoh, Tomohiro Saito, Fumiaki Minematsu, Kenichi Shiraishi, Akihiro Horii +2 more | 2003-10-28 |
| 6526107 | Synchronization acquiring circuit | Hisakazu Katoh, Kenichi Shiraishi, Akihiro Horii | 2003-02-25 |
| 6512759 | Transmitter and receiver | Hajime Matsumura, Junji Kumada, Hisakazu Katoh | 2003-01-28 |
| 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 |