Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5034994 | Single balanced mixer with output filter | William D. Anderson | 1991-07-23 |
| 4921465 | Varactor tuned UHF RF signal input circuit | Alexander Wayne Hietala | 1990-05-01 |
| 4851798 | Unitary tuning structure | Alexander Wayne Hietala | 1989-07-25 |
| 4850039 | Transistor mixer | — | 1989-07-18 |
| 4783849 | FET tuner | — | 1988-11-08 |
| 4743866 | Wide range oscillator | — | 1988-05-10 |
| 4703286 | Dual gate tunable oscillator | — | 1987-10-27 |
| 4661851 | Apparatus for reducing the effect of noise interference in audio companding system | — | 1987-04-28 |
| 4660088 | Quasi-parallel television if suitable for stereo sound reception | William A. Lagoni, Gregory G. Tamer, Abraham E. Rindal | 1987-04-21 |
| 4646360 | Constant bandwidth RF filter with improved low frequency attenuation | — | 1987-02-24 |
| 4627101 | Muting circuit | Mark Richard Anderson, David L. Albean | 1986-12-02 |
| 4558289 | Bias and AGC control of two RF amplifiers with a shared control element | — | 1985-12-10 |
| 4499602 | Double conversion tuner for broadcast and cable television channels | Gilbert C. Hermeling, Jr. | 1985-02-12 |
| 4481673 | RF Prom tracking for tuners | — | 1984-11-06 |
| 4476583 | Electronic tracking for tuners | — | 1984-10-09 |
| 4418427 | Tuning system for a multi-band television receiver | — | 1983-11-29 |
| 4410864 | Impedance transformation network for a SAW filter | Gary A. Whitledge | 1983-10-18 |
| 4316220 | IF Bandpass shaping circuits | Gerald E. Theriault | 1982-02-16 |
| 4263611 | Television signal processing system | Walter G. Gibson, Frank C. Liu | 1981-04-21 |