Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7363648 | Cable modem tuner | — | 2008-04-22 |
| 7289566 | Cable modem tuner | — | 2007-10-30 |
| 6891575 | Reduced noise digital tuner | — | 2005-05-10 |
| 6751803 | Signal distribution circuit | — | 2004-06-15 |
| 6714261 | CATV tuner for high speed data communication utilizing a different frequency band | — | 2004-03-30 |
| 6550063 | Network interface module for receiving cable television broadcasting | — | 2003-04-15 |
| 6373711 | Tuner structure and cable modem tuner using the same | Miyoshi Yamauchi, Mitsuhiro Noboru, Haruo Koizumi, Toshifumi Akiyama | 2002-04-16 |
| 6301117 | Tuner structure and cable modem tuner using the same | Miyoshi Yamauchi, Mitsuhiro Noboru, Haruo Koizumi, Toshifumi Akiyama | 2001-10-09 |
| 6160572 | Tuner for cable modem | — | 2000-12-12 |
| 6131023 | Cable modem tuner with an up-stream and a reception circuit in the same casing | — | 2000-10-10 |
| 6124766 | Frequency converter circuit for cable modem tuner | — | 2000-09-26 |
| 6118672 | Tuner structure and cable modem tuner using the same | Miyoshi Yamauchi, Mitsuhiro Noboru, Haruo Koizumi, Toshifumi Akiyama | 2000-09-12 |
| 5697095 | Tuner capable of reducing power consumption and heat generation | — | 1997-12-09 |
| 4982444 | Television tuning apparatus capable as serving selectively as a UHF tuner and a VHF tuner | — | 1991-01-01 |
| 4912775 | RF converter circuit | — | 1990-03-27 |
| 4908936 | Manufacturing method for a tuner | — | 1990-03-20 |
| 4849721 | Bandpass filter for a CATV converter | — | 1989-07-18 |
| 4668882 | Radio frequency signal variable attenuation circuit | — | 1987-05-26 |
| 4611179 | Wide-band type high-frequency amplifier circuit | — | 1986-09-09 |
| 4593255 | Varactor tuned Colpitts oscillator with compensating varactor for wide band width | — | 1986-06-03 |