Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5428828 | Television receiver tuning circuit | Michael Anthony Pugel | 1995-06-27 |
| 5351018 | Antenna isolation assembly for hot chassis receiver | William Hofmann Bose | 1994-09-27 |
| 5146338 | Fixed RF AGC of a television tuner for FM reception in a television receiver | Leroy S. Wignot | 1992-09-08 |
| 5142371 | FM trap for a television tuner permitting both TV and FM reception through the same tuner | — | 1992-08-25 |
| 4790030 | Tuner with insertable antenna coupler | David J. Carlson | 1988-12-06 |
| 4442548 | Television receiver tuning circuit tunable over a wide frequency range | — | 1984-04-10 |
| 4379271 | Input selection arrangement for applying different local oscillator signals to a prescaler of a phase-lock loop tuning system | — | 1983-04-05 |
| 4368540 | Phase locked loop tuning system including a prescaler conditioned to oscillate at an out-of-band frequency | David J. Carlson | 1983-01-11 |