Inventor · disambiguated record
David E. Johnston
Also filed as: JOHNSTON DAVID · JOHNSTON DAVID E · JOHNSTON DAVID EARLE · JOHNSTON DAVID ERNEST
33 granted patents·4 pending applications·1,037 citations·filing 1979–2020
98Inventor score
Files withFREUDENBERG NOK GP7ADOBE SYSTEMS INC6ANGUS GEORGE CO LTD6JOHNSTON DAVID E5FREUDENBERG CARL FA3
Top patents by PatentIndex Score
37 records- 0198US6729624B1Radial shaft sealFREUDENBERG NOK GP·Filed 2001·Granted May 4, 2004·79 cites·7 claims
- 0296US6428013B1Reverse sealFREUDENBERG NOK GP·Filed 2000·Granted Aug 6, 2002·80 cites·11 claims
- 0396US6409177B1Rotary shaft sealFREUDENBERG NOK GP·Filed 2000·Granted Jun 25, 2002·60 cites·39 claims
- 0495US5921555AUni-directional seal for use on a shaftFREUDENBERG NOK GP·Filed 1997·Granted Jul 13, 1999·87 cites·20 claims
- 0595US5791658ASeal design with bi-directional pumpingFREUDENBERG NOK GP·Filed 1997·Granted Aug 11, 1998·90 cites·28 claims
- 0695US4296114A3,4-Dihydro-3-oxopyrido[2,3-b]-pyrazines, compositions and use thereofFISONS LTD·Filed 1979·Granted Oct 20, 1981·60 cites·10 claims
- 0794US7640069B1Editing audio directly in frequency spaceADOBE SYSTEMS INC·Filed 2006·Granted Dec 29, 2009·38 cites·34 claims
- 0894US7548791B1Graphically displaying audio pan or phase informationADOBE SYSTEMS INC·Filed 2006·Granted Jun 16, 2009·34 cites·32 claims
- 0992US8027743B1Adaptive noise reductionADOBE SYSTEMS INC·Filed 2007·Granted Sep 27, 2011·36 cites·21 claims
- 1090US4348031ARotary fluid seals with floating sealing ringsANGUS GEORGE CO LTD·Filed 1981·Granted Sep 7, 1982·46 cites·7 claims
- 1188US5427387ARadial shaft sealing ringFREUDENBERG CARL FA·Filed 1993·Granted Jun 27, 1995·59 cites·12 claims
- 1286US5190299ARadially undulating shaft sealFREUDENBERG CARL FA·Filed 1991·Granted Mar 2, 1993·54 cites·11 claims
- 1385US5348312ACassette sealFREUDENBERG CARL FA·Filed 1992·Granted Sep 20, 1994·53 cites·12 claims
- 1482US7899565B1Graphically displaying audio pan or phase informationADOBE SYSTEMS INC·Filed 2009·Granted Mar 1, 2011·11 cites·45 claims
- 1580US8532802B1Graphic phase shifterJOHNSTON DAVID E·Filed 2008·Granted Sep 10, 2013·4 cites·36 claims
- 1679US4855583AStructure and method of making combination proximity/insertion identification cardsFIGGIE INT INC·Filed 1987·Granted Aug 8, 1989·66 cites·26 claims
- 1776US6178882B1Shearing compactor pumpENVIRO CARE KRUNCHER CORP·Filed 1999·Granted Jan 30, 2001·30 cites·15 claims
- 1874US8037413B2Brush tool for audio editingADOBE SYSTEMS INC·Filed 2008·Granted Oct 11, 2011·6 cites·48 claims
- 1973US8194884B1Aligning time variable multichannel audioJOHNSTON DAVID E·Filed 2006·Granted Jun 5, 2012·7 cites·45 claims
- 2072US7610110B1Graphically displaying stereo phase informationADOBE SYSTEMS INC·Filed 2006·Granted Oct 27, 2009·6 cites·36 claims
- 2169US4519616AShaft sealANGUS GEORGE CO LTD·Filed 1983·Granted May 28, 1985·22 cites·6 claims
- 2268US6073933ALoad bearing washer and dirt excluderFREUDENBERG NOK GP·Filed 1998·Granted Jun 13, 2000·28 cites·12 claims
- 2365US4815749AShaft and like oil sealsANGUS GEORGE CO LTD·Filed 1986·Granted Mar 28, 1989·23 cites·6 claims
- 2458US9377990B2Image edited audio dataJOHNSTON DAVID E·Filed 2008·Granted Jun 28, 2016·1 cites·45 claims
- 2555US8077815B1System and method for processing multi-channel digital audio signalsJOHNSTON DAVID E·Filed 2004·Granted Dec 13, 2011·5 cites·33 claims
- 2653US2006125192A1Shaft seal having a hinge and a linerFREUDENBERG NOK GP·Filed 2006·Application pending·0 cites
- 2753US2020230790A1Color-Coded Method for Combination WrenchesRINCON PEDRO·Filed 2019·Application pending·0 cites
- 2850US7450468B2Methods, systems, and computer readable media for interactively determining parameters for ocean-bottom hydrophone/geophone receiver combination deghostingLANDMARK GRAPHICS CORP·Filed 2005·Granted Nov 11, 2008·4 cites·15 claims
- 2949US2022334048A1Techniques for forecasting and/or preventing degradation and corrosionAMS TRACE METALS INC·Filed 2020·Application pending·0 cites
- 3048US9484061B2Automatically correcting audio dataSANDERS ERIC·Filed 2007·Granted Nov 1, 2016·0 cites·24 claims
- 3148US4462600ARotary fluid sealsANGUS GEORGE CO LTD·Filed 1984·Granted Jul 31, 1984·10 cites·5 claims
- 3244US8660845B1Automatic separation of audio dataSODEIFI NARIMAN·Filed 2007·Granted Feb 25, 2014·2 cites·22 claims
- 3343US2002158421A1Shaft seal having a hinge and a linerFiled 2002·Application pending·0 cites
- 3442US5380660AMethod of treating serum or serum-containing medium to inactivate an inhibitor of hepatocyte differentiationNEW ENGLAND MEDICAL CENTER INC·Filed 1992·Granted Jan 10, 1995·10 cites·7 claims
- 3542US5123661AFluid sealing structureJOHNSTON DAVID E·Filed 1991·Granted Jun 23, 1992·16 cites·9 claims
- 3637US4799693AFace seals with liquid pulsation pumping featureANGUS GEORGE CO LTD·Filed 1986·Granted Jan 24, 1989·7 cites·3 claims
- 3731US4348030AToggle-action face seal for relatively rotatable membersANGUS GEORGE CO LTD·Filed 1981·Granted Sep 7, 1982·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →