Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7310505 | Attenuation control for tuners | — | 2007-12-18 |
| 7072636 | Printed circuit doubly balanced mixer for upconverter | — | 2006-07-04 |
| 6675005 | Printed single balanced downconverter mixer | — | 2004-01-06 |
| 6650199 | RF A/B switch with substantial isolation | — | 2003-11-18 |
| 6472957 | Low power switchable filter tuner | — | 2002-10-29 |
| 6281857 | Dipole UHF antenna | — | 2001-08-28 |
| 6181292 | Combined UHF and VHF antenna | — | 2001-01-30 |
| 6150993 | Adaptive indoor antenna system | — | 2000-11-21 |
| 6133965 | Digital AGC control for high definition television tuner | — | 2000-10-17 |
| 6070061 | Adjacent channel rejection in double conversion tuner | — | 2000-05-30 |
| 6035185 | Selective RF circuit with varactor tuned bandpass switched bandpass filters | James Wolford | 2000-03-07 |
| 5923221 | Oscillator for digital ATV signals having low phase noise | — | 1999-07-13 |
| 5917386 | Printed circuit transformer hybrids for RF mixers | — | 1999-06-29 |
| 5834988 | Frequency compensated PIN diode attenuator | — | 1998-11-10 |
| 5752179 | Selective RF circuit with varactor tuned and switched bandpass filters | — | 1998-05-12 |
| 5420646 | Bandswitched tuning system having a plurality of local oscillators for a digital television receiver | — | 1995-05-30 |
| 5311318 | Double conversion digital tuning system using separate digital numbers for controlling the local oscillators | — | 1994-05-10 |
| 5280648 | Double-balanced high level wide band RF mixer | — | 1994-01-18 |
| 5270824 | AGC circuit for double conversion digital television tuner | — | 1993-12-14 |
| 5027163 | High level wide band RF mixer | — | 1991-06-25 |
| 4823400 | Radio frequency mixer | — | 1989-04-18 |
| 4621245 | Intermediate frequency filter for a DBS receiver | Dominic J. Nicoletto | 1986-11-04 |
| 4571560 | Switched bandpass filter | — | 1986-02-18 |
| 4523159 | Microwave oscillator and single balanced mixer for satellite television receiver | — | 1985-06-11 |
| 4480338 | Lowpass-highpass electronic switch | — | 1984-10-30 |