Inventor · disambiguated record
Peter E. Haferl
Also filed as: HAFERL P · HAFERL PETER E · HAFERL PETER EDUARD · MCDONALD JAMES ALEXANDER
56 granted patents·578 citations·filing 1975–1997
99Inventor score
Files withRCA CORP34RCA LICENSING CORP10RCA THOMSON LICENSING CORP10HAFERL PETER E1THOMSON LICENSING SA1
Top patents by PatentIndex Score
56 records- 0183US4048544ASwitched vertical deflection systemRCA CORP·Filed 1975·Granted Sep 13, 1977·19 cites·11 claims
- 0278US4547708AVariable picture size circuit for a television receiverRCA CORP·Filed 1983·Granted Oct 15, 1985·26 cites·11 claims
- 0378US4232254ARegulated deflection circuitRCA CORP·Filed 1978·Granted Nov 4, 1980·16 cites·13 claims
- 0476US4634937AEast-west correction circuitRCA CORP·Filed 1984·Granted Jan 6, 1987·23 cites·24 claims
- 0576US4532457ATelevision receiver standby circuitRCA CORP·Filed 1982·Granted Jul 30, 1985·23 cites·22 claims
- 0670US4516058ALinearity corrected horizontal deflection circuitRCA CORP·Filed 1982·Granted May 7, 1985·15 cites·11 claims
- 0769US4687972ARaster distortion correction circuitry for a video display apparatus that includes a square-planar picture tubeRCA CORP·Filed 1986·Granted Aug 18, 1987·23 cites·19 claims
- 0868US4488181AElectron beam suppression circuit for a television receiverRCA CORP·Filed 1982·Granted Dec 11, 1984·17 cites·18 claims
- 0967US4829415APush-pull drive circuit for a power converterRCA LICENSING CORP·Filed 1988·Granted May 9, 1989·25 cites·15 claims
- 1065US4468593AHorizontal drive and nonlinearity correction circuitRCA CORP·Filed 1983·Granted Aug 28, 1984·15 cites·9 claims
- 1164US4429257AVariable horizontal deflection circuit capable of providing east-west pincushion correctionRCA CORP·Filed 1982·Granted Jan 31, 1984·15 cites·16 claims
- 1264US4101814ASide pincushion distortion correction circuitRCA CORP·Filed 1977·Granted Jul 18, 1978·11 cites·6 claims
- 1364US4088931APincushion correction circuitRCA CORP·Filed 1976·Granted May 9, 1978·13 cites·42 claims
- 1460US5287042ADisplay aspect ratio adaptationRCA THOMSON LICENSING CORP·Filed 1992·Granted Feb 15, 1994·18 cites·20 claims
- 1559US5083198ANonlinear RGB video signal processingRCA THOMSON LICENSING CORP·Filed 1990·Granted Jan 21, 1992·21 cites·14 claims
- 1659US4177392ACurrent switching networksRCA CORP·Filed 1977·Granted Dec 4, 1979·8 cites·13 claims
- 1757US4223251ADeflection circuit with retrace controlRCA CORP·Filed 1979·Granted Sep 16, 1980·7 cites·11 claims
- 1856US5313294ABeam current limiting arrangement having a peak amplitude, responsive thresholdRCA THOMSON LICENSING CORP·Filed 1991·Granted May 17, 1994·16 cites·12 claims
- 1955US4719392ARaster correction circuitRCA CORP·Filed 1986·Granted Jan 12, 1988·13 cites·27 claims
- 2055US4338549AVertical deflection circuitRCA CORP·Filed 1981·Granted Jul 6, 1982·9 cites·11 claims
- 2154US4565949ATelevision raster distortion correction circuitRCA CORP·Filed 1984·Granted Jan 21, 1986·10 cites·17 claims
- 2254US4544864ASwitched vertical deflection circuit with bidirectional power supplyRCA CORP·Filed 1983·Granted Oct 1, 1985·10 cites·7 claims
- 2352US4041354APincushion correction circuitRCA CORP·Filed 1975·Granted Aug 9, 1977·8 cites·6 claims
- 2451US5182504ARaster distortion avoidance arrangementRCA THOMSON LICENSING CORP·Filed 1992·Granted Jan 26, 1993·12 cites·15 claims
- 2550US4906902ARaster distortion corrected deflection circuitRCA LICENSING CORP·Filed 1989·Granted Mar 6, 1990·11 cites·23 claims
- 2650US4737881AResonant degaussing apparatusRCA CORP·Filed 1986·Granted Apr 12, 1988·10 cites·20 claims
- 2749US4594534AHorizontal deflection circuit with raster distortion correctionRCA CORP·Filed 1984·Granted Jun 10, 1986·8 cites·10 claims
- 2848US4965496AProtection arrangement of a deflection circuitRCA LICENSING CORP·Filed 1989·Granted Oct 23, 1990·10 cites·18 claims
- 2948US4563618AS-Corrected deflection circuitRCA CORP·Filed 1985·Granted Jan 7, 1986·9 cites·15 claims
- 3048US4081722ASignal processor for switched vertical deflection systemRCA CORP·Filed 1977·Granted Mar 28, 1978·4 cites·5 claims
- 3147US5402044ARaster distortion avoidance arrangementRCA THOMSON LICENSING CORP·Filed 1993·Granted Mar 28, 1995·10 cites·13 claims
- 3247US5115171ARaster distortion correction circuitRCA LICENSING CORP·Filed 1991·Granted May 19, 1992·10 cites·26 claims
- 3347US4907116APower supply fault protection circuitRCA LICENSING CORP·Filed 1988·Granted Mar 6, 1990·12 cites·21 claims
- 3447US4081721AConduction overlap control circuit for switched output stagesRCA CORP·Filed 1977·Granted Mar 28, 1978·5 cites·7 claims
- 3546US4782269ASawtooth generator with s-correctionRCA LICENSING CORP·Filed 1987·Granted Nov 1, 1988·10 cites·34 claims
- 3646US4668897ANorth-south pincushion corrected deflection circuitRCA CORP·Filed 1985·Granted May 26, 1987·8 cites·20 claims
- 3745US4634938ALinearity corrected deflection circuitRCA CORP·Filed 1985·Granted Jan 6, 1987·8 cites·8 claims
- 3844US4682085AGullwing distortion corrected deflection circuitry for a square-planar picture tubeRCA CORP·Filed 1985·Granted Jul 21, 1987·8 cites·31 claims
- 3944US4096415ASwitched vertical deflection circuitRCA CORP·Filed 1977·Granted Jun 20, 1978·4 cites·10 claims
- 4043US5399945ARaster distortion correction circuitRCA THOMSON LICENSING CORP·Filed 1993·Granted Mar 21, 1995·8 cites·20 claims
- 4143US4604556ATelevision receiver load compensation circuitRCA CORP·Filed 1983·Granted Aug 5, 1986·6 cites·11 claims
- 4242US5945791AHigh voltage systemRCA THOMSON LICENSING CORP·Filed 1996·Granted Aug 31, 1999·8 cites·23 claims
- 4340US5266871AHigh voltage stabilization circuit for video display apparatusRCA THOMSON LICENSING CORP·Filed 1992·Granted Nov 30, 1993·6 cites·16 claims
- 4440US4572993ATelevision deflection circuit with raster width stabilizationRCA CORP·Filed 1984·Granted Feb 25, 1986·5 cites·20 claims
- 4540US4484113ARegulated deflection circuitRCA CORP·Filed 1981·Granted Nov 20, 1984·5 cites·35 claims
- 4640US4129806ACorrection circuit for load dependent raster distortionRCA CORP·Filed 1977·Granted Dec 12, 1978·4 cites·14 claims
- 4739US5661375AInner raster distortion correction circuitRCA THOMSON LICENSING CORP·Filed 1994·Granted Aug 26, 1997·5 cites·17 claims
- 4838US4794307ARaster distortion correction for a deflection circuitHAFERL PETER E·Filed 1987·Granted Dec 27, 1988·7 cites·26 claims
- 4938US4780648ADeflection apparatusRCA LICENSING CORP·Filed 1987·Granted Oct 25, 1988·5 cites·14 claims
- 5037US4812720AHigh voltage stabilization circuit for video display apparatusRCA LICENSING CORP·Filed 1988·Granted Mar 14, 1989·4 cites·17 claims
Showing the top 50 of 56 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Peter E. Haferl files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →