Inventor · disambiguated record
Pierre Dobrovolny
Also filed as: DOBROVOLNY PIERRE
31 granted patents·736 citations·filing 1978–2003
98Inventor score
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31 records- 0192US7072636B2Printed circuit doubly balanced mixer for upconverterZENITH ELECTRONICS CORP·Filed 2001·Granted Jul 4, 2006·42 cites·10 claims
- 0292US4399419ALine isolation and interference shielding for a shielded conductor systemZENITH RADIO CORP·Filed 1981·Granted Aug 16, 1983·46 cites·56 claims
- 0391US4571560ASwitched bandpass filterZENITH ELECTRONICS CORP·Filed 1985·Granted Feb 18, 1986·54 cites·20 claims
- 0489US4480338ALowpass-highpass electronic switchZENITH ELECTRONICS CORP·Filed 1983·Granted Oct 30, 1984·32 cites·3 claims
- 0588US5311318ADouble conversion digital tuning system using separate digital numbers for controlling the local oscillatorsZENITH ELECTRONICS CORP·Filed 1992·Granted May 10, 1994·91 cites·7 claims
- 0685US4464636AWideband IF amplifier with complementary GaAs FET-bipolar transistor combinationZENITH ELECTRONICS CORP·Filed 1983·Granted Aug 7, 1984·25 cites·9 claims
- 0784US6650199B2RF A/B switch with substantial isolationZENITH ELECTRONICS CORP·Filed 2001·Granted Nov 18, 2003·19 cites·28 claims
- 0883US5752179ASelective RF circuit with varactor tuned and switched bandpass filtersZENITH ELECTRONICS CORP·Filed 1995·Granted May 12, 1998·58 cites·16 claims
- 0981US5280648ADouble-balanced high level wide band RF mixerZENITH ELECTRONICS CORP·Filed 1991·Granted Jan 18, 1994·56 cites·13 claims
- 1079US5027163AHigh level wide band RF mixerZENITH ELECTRONICS CORP·Filed 1988·Granted Jun 25, 1991·36 cites·12 claims
- 1177US5917386APrinted circuit transformer hybrids for RF mixersZENITH ELECTRONICS CORP·Filed 1997·Granted Jun 29, 1999·40 cites·6 claims
- 1275US6675005B2Printed single balanced downconverter mixerZENITH ELECTRONICS CORP·Filed 2001·Granted Jan 6, 2004·14 cites·4 claims
- 1374US6472957B1Low power switchable filter tunerZENITH ELECTRONICS CORP·Filed 2001·Granted Oct 29, 2002·16 cites·35 claims
- 1474US4435841ACommunications receiver having a switchable filter input stageZENITH RADIO CORP·Filed 1982·Granted Mar 6, 1984·18 cites·17 claims
- 1566US6150993AAdaptive indoor antenna systemZENITH ELECTRONICS CORP·Filed 1999·Granted Nov 21, 2000·32 cites·10 claims
- 1662US5270824AAGC circuit for double conversion digital television tunerZENITH ELECTRONICS CORP·Filed 1991·Granted Dec 14, 1993·20 cites·8 claims
- 1759US6035185ASelective RF circuit with varactor tuned bandpass switched bandpass filtersZENITH ELECTRONICS CORP·Filed 1997·Granted Mar 7, 2000·17 cites·6 claims
- 1858US6133965ADigital AGC control for high definition television tunerZENITH ELECTRONICS CORP·Filed 1998·Granted Oct 17, 2000·21 cites·14 claims
- 1958US4461041AIntegrated RF receiver/waveguideZENITH RADIO CORP·Filed 1983·Granted Jul 17, 1984·17 cites·11 claims
- 2051US4461040AIntegrated single balanced mixer/oscillator with slot and hybrid couplerZENITH RADIO CORP·Filed 1983·Granted Jul 17, 1984·10 cites·9 claims
- 2149US7310505B2Attenuation control for tunersZENITH ELECTRONICS CORP·Filed 2003·Granted Dec 18, 2007·2 cites·37 claims
- 2249US4823400ARadio frequency mixerZENITH ELECTRONICS CORP·Filed 1987·Granted Apr 18, 1989·10 cites·14 claims
- 2348US6281857B1Dipole UHF antennaZENITH ELECTRONICS CORP·Filed 1999·Granted Aug 28, 2001·15 cites·15 claims
- 2445US4523159AMicrowave oscillator and single balanced mixer for satellite television receiverZENITH ELECTRONICS CORP·Filed 1983·Granted Jun 11, 1985·7 cites·10 claims
- 2544US6181292B1Combined UHF and VHF antennaZENITH ELECTRONICS CORP·Filed 1999·Granted Jan 30, 2001·13 cites·4 claims
- 2642US5420646ABandswitched tuning system having a plurality of local oscillators for a digital television receiverZENITH ELECTRONICS CORP·Filed 1991·Granted May 30, 1995·9 cites·8 claims
- 2738US5834988AFrequency compensated PIN diode attenuatorZENITH ELECTRONICS CORP·Filed 1997·Granted Nov 10, 1998·6 cites·5 claims
- 2837US4152653AIntegrated mixer arrangementZENITH RADIO CORP·Filed 1978·Granted May 1, 1979·3 cites·14 claims
- 2935US5923221AOscillator for digital ATV signals having low phase noiseZENITH ELECTONICS CORP·Filed 1997·Granted Jul 13, 1999·4 cites·5 claims
- 3030US6070061AAdjacent channel rejection in double conversion tunerZENITH ELECTRONICS CORP·Filed 1997·Granted May 30, 2000·1 cites·10 claims
- 3124US4621245AIntermediate frequency filter for a DBS receiverZENITH ELECTRONICS CORP·Filed 1984·Granted Nov 4, 1986·2 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →