Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7756233 | Data receiving device and data receiving method | Sadayuki Inoue, Toshimitsu Sato, Tsuyoshi Kasaura, Tetsuro Shida, Takashi Fujiwara +1 more | 2010-07-13 |
| 7584360 | Data sending/receiving device and digital certificate issuing method | Tsuyoshi Kasaura, Sadayuki Inoue, Soichiro Matsumoto, Tetsuro Shida, Toshimitsu Sato | 2009-09-01 |
| 7551743 | Noise reduction apparatus and audio output apparatus | Masayuki Tsuji, Kenichi Taura, Masayuki Ishida, Eizi Asano | 2009-06-23 |
| 6993309 | Noise removal apparatus and an FM receiver | Masayuki Tsuji, Kenichi Taura, Masayuki Ishida | 2006-01-31 |
| 6901146 | All-digital FM stereo demodulator and demodulation method | Kenichi Taura, Masayuki Tsuji, Masayuki Ishida | 2005-05-31 |
| 6826392 | Multipath noise reduction method, multipath noise reducer, and FM receiver | Masayuki Tsuji, Kenichi Taura, Masayuki Ishida | 2004-11-30 |
| 6795559 | Impulse noise reducer detecting impulse noise from an audio signal | Kenichi Taura, Masayuki Tsuji, Masayuki Ishida | 2004-09-21 |
| 6788923 | Receiver noise reduction with expanding gated pulses | Kenichi Taura, Masayuki Tsuji, Masayuki Ishida | 2004-09-07 |
| 6725027 | Multipath noise reducer, audio output circuit, and FM receiver | Masayuki Tsuji, Eiji Asano, Kenichi Taura, Masayuki Ishida | 2004-04-20 |
| 6690805 | Audio signal noise reduction system | Masayuki Tsuji, Kenichi Taura, Masayuki Ishida | 2004-02-10 |
| 6664849 | Digital FM demodulator performing amplitude compensation | Kenichi Taura, Masayuki Tsuji, Masayuki Ishida | 2003-12-16 |
| 6665526 | Multipath noise reducer, audio output circuit, and FM receiver | Masayuki Tsuji, Eizi Asano, Kenichi Taura, Masayuki Ishida | 2003-12-16 |
| 6385261 | Impulse noise detector and noise reduction system | Masayuki Tsuji, Kenichi Taura, Masayuki Ishida | 2002-05-07 |
| 6341123 | Digital audio broadcasting receiver | Masayuki Ishida, Kenichi Taura, Tadatoshi Ohkubo, Masakazu Morita | 2002-01-22 |
| 6151374 | Synchronizing signal detecting apparatus | Kenichi Taura, Yoshiharu Ohsuga, Tadatoshi Ohkubo | 2000-11-21 |
| 6151369 | Digital broadcast receiver | Tadatoshi Ohkubo, Kenichi Taura, Masayuki Ishida, Masakazu Morita | 2000-11-21 |
| 6148045 | Digital broadcast receiver | Kenichi Taura, Tadatoshi Ohkubo, Masayuki Ishida, Yoshiharu Ohsuga | 2000-11-14 |
| 6067332 | Frequency searching method and digital audio broadcast receiver | Kenichi Taura, Tadatoshi Ohkubo, Masayuki Ishida, Masakazu Morita | 2000-05-23 |
| 6038275 | Digital broadcasting receiver | Kenichi Taura, Tadatoshi Ohkubo, Yoshiharu Ohsuga | 2000-03-14 |
| 6028900 | Digital broadcast receiver | Kenichi Taura, Tadatoshi Ohkubo, Masayuki Ishida, Yoshiharu Ohsuga | 2000-02-22 |
| 6021165 | Digital Broadcast receiver and method of tuning control | Tadatoshi Ohkubo, Kenichi Taura, Yoshiharu Ohsuga | 2000-02-01 |
| 5959965 | Digital broadcasting receiver | Tadatoshi Ohkubo, Kenichi Taura, Yoshiharu Ohsuga | 1999-09-28 |
| 5946292 | Method and digital receiver for receiving orthogonal frequency-division multiplexed signals | Kenichi Taura, Tadatoshi Ohkubo, Yoshiharu Ohsuga | 1999-08-31 |
| 5867503 | Digital sound broadcasting receiver and automatic phase controlling method therefor | Yoshiharu Ohsuga, Tadatoshi Ohkubo, Kenichi Taura | 1999-02-02 |