Inventor · disambiguated record
Earl R. Geddes
Also filed as: GEDDES EARL · GEDDES EARL R · GEDDES EARL ROSSELL · GEDDES EARL RUSSELL
20 granted patents·5 pending applications·919 citations·filing 1990–2005
97Inventor score
Top patents by PatentIndex Score
25 records- 0192US5229556AInternal ported band pass enclosure for sound cancellationFORD MOTOR CO·Filed 1992·Granted Jul 20, 1993·103 cites·15 claims
- 0291US5313407AIntegrated active vibration cancellation and machine diagnostic systemFORD MOTOR CO·Filed 1992·Granted May 17, 1994·98 cites·21 claims
- 0390US5432857ADual bandpass secondary sourceFORD MOTOR CO·Filed 1994·Granted Jul 11, 1995·75 cites·10 claims
- 0489US5233137AProtective anc loudspeaker membraneFORD MOTOR CO·Filed 1992·Granted Aug 3, 1993·71 cites·19 claims
- 0588US5420929ASignal processor for sound image enhancementFORD MOTOR CO·Filed 1992·Granted May 30, 1995·87 cites·29 claims
- 0685US7068805B2Acoustic waveguide for controlled sound radiationGEDDES EARL RUSSELL·Filed 2003·Granted Jun 27, 2006·31 cites·2 claims
- 0785US5469510AArbitration adjustment for acoustic reproduction systemsFORD MOTOR CO·Filed 1993·Granted Nov 21, 1995·57 cites·8 claims
- 0882US7708112B2Waveguide phase plugGEDDES EARL RUSSELL·Filed 2005·Granted May 4, 2010·13 cites·12 claims
- 0976US6269318B1Method for determining transducer linear operational parametersFiled 1998·Granted Jul 31, 2001·56 cites·12 claims
- 1075US5455396ATemperature/environment-resistant transducer suspensionJBL INC·Filed 1994·Granted Oct 3, 1995·64 cites·19 claims
- 1174US5319165ADual bandpass secondary sourceFORD MOTOR CO·Filed 1992·Granted Jun 7, 1994·37 cites·10 claims
- 1272US5343533ATransducer flux optimizationFORD MOTOR CO·Filed 1993·Granted Aug 30, 1994·41 cites·12 claims
- 1372US5048470AElectronically tuned intake manifoldFORD MOTOR CO·Filed 1990·Granted Sep 17, 1991·27 cites·25 claims
- 1466US7095868B2Phase plug with optimum aperture shapesGEDDES EARL·Filed 2003·Granted Aug 22, 2006·13 cites·6 claims
- 1566US5323466ATandem transducer magnet structureFORD MOTOR CO·Filed 1992·Granted Jun 21, 1994·32 cites·6 claims
- 1665US5060271AActive muffler with dynamic tuningFORD MOTOR CO·Filed 1990·Granted Oct 22, 1991·32 cites·7 claims
- 1762US6782112B1Low frequency transducer enclosureFiled 1998·Granted Aug 24, 2004·33 cites·8 claims
- 1862US5119902AActive muffler transducer arrangementFORD MOTOR CO·Filed 1990·Granted Jun 9, 1992·27 cites·8 claims
- 1955US5063598AActive noise control system with two stage conditioningFORD MOTOR CO·Filed 1990·Granted Nov 5, 1991·21 cites·9 claims
- 2046US2006034475A1Compression driver plugGEDDES EARL R·Filed 2004·Application pending·0 cites
- 2144US2004156525A1Transducer motor with low thermal modulationFiled 2003·Application pending·0 cites
- 2243US2004066947A1Transducer with multiple phase plugsFiled 2002·Application pending·0 cites
- 2342US2003069710A1Method for quantifying the polar response of transducersFiled 2001·Application pending·0 cites
- 2433US2003108098A1Pulse width modulated controllerFiled 2002·Application pending·0 cites
- 2530US5210805ATransducer flux optimizationFORD MOTOR CO·Filed 1992·Granted May 11, 1993·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →