Inventor · disambiguated record
Frank Koch
Also filed as: KOCH FRANK · KOCH FRANK J
35 granted patents·5 pending applications·718 citations·filing 1981–2021
98Inventor score
Top patents by PatentIndex Score
40 records- 0194US5723791AHigh resolution ultrasonic coating thickness gaugeDEFELSKO CORP·Filed 1993·Granted Mar 3, 1998·76 cites·35 claims
- 0294US5343146ACombination coating thickness gauge using a magnetic flux density sensor and an eddy current search coilFELSKO CORP DE·Filed 1992·Granted Aug 30, 1994·144 cites·20 claims
- 0392US4567436AMagnetic thickness gauge with adjustable probeKOCH LINDA·Filed 1982·Granted Jan 28, 1986·58 cites·17 claims
- 0489USRE35703ECombination coating thickness gauge using a magnetic flux density sensor and an eddy current search coilDEFELSKO CORP·Filed 1996·Granted Dec 30, 1997·70 cites·21 claims
- 0580US9014407B2Hearing instrument system with a rechargeable batterySIEMENS MEDICAL INSTR PTE LTD·Filed 2013·Granted Apr 21, 2015·8 cites·9 claims
- 0678US5293132ACoating thickness measurement gaugeDEFELSKO CORP·Filed 1993·Granted Mar 8, 1994·33 cites·5 claims
- 0776US9931935B2Control device, vehicle steering wheel and method for operating a control deviceTRW AUTOMOTIVE ELECT & COMPONENTS GMBH·Filed 2014·Granted Apr 3, 2018·4 cites·12 claims
- 0876US8098862B2Hearing apparatus with a special charging circuitKOCH FRANK·Filed 2008·Granted Jan 17, 2012·8 cites·10 claims
- 0974US5397027AStopper for a metered dispensing unitDEFELSKO CORP·Filed 1993·Granted Mar 14, 1995·33 cites·21 claims
- 1073US5930744ACoating thickness gaugeDEFELSKO CORP·Filed 1995·Granted Jul 27, 1999·31 cites·30 claims
- 1167US8475100B2Wall fastener with knife blade and a stringKOCH FRANK·Filed 2012·Granted Jul 2, 2013·2 cites·16 claims
- 1265USD278211SCoating thickness gageKOCH FRANK·Filed 1982·Granted Apr 2, 1985·9 cites·1 claims
- 1364US8553917B2Method for actively reducing occlusion comprising plausibility check and corresponding hearing apparatusARNDT GEORG-ERWIN·Filed 2009·Granted Oct 8, 2013·3 cites·6 claims
- 1462US6405088B1Telemetry coil arrangement for receiving data signals in particular from cardiologic implantsBIOTRONIK MESS & THERAPIEG·Filed 2000·Granted Jun 11, 2002·7 cites·10 claims
- 1562US6282962B1High resolution ultrasonic thickness gaugeDEFELSKO CORP·Filed 1997·Granted Sep 4, 2001·19 cites·17 claims
- 1660US8218802B2Hearing aid having an occlusion reduction unit and method for occlusion reductionARNDT GEORG-ERWIN·Filed 2007·Granted Jul 10, 2012·2 cites·17 claims
- 1759US2010008717A1Wall Fastener with Knife Blade and a StringKOCH FRANK·Filed 2009·Application pending·0 cites
- 1857US5094009AGauge for measuring the thickness of a coating on a substrateDEFELSKO CORP·Filed 1990·Granted Mar 10, 1992·20 cites·28 claims
- 1956USD331201SCoating thickness measurement gaugeDEFELSKO CORP·Filed 1990·Granted Nov 24, 1992·8 cites·1 claims
- 2055US11440080B2Method for producing a heat exchangerMAHLE INT GMBH·Filed 2021·Granted Sep 13, 2022·0 cites·19 claims
- 2155US5632740AIlluminated leading probe deviceCERAM OPTEC IND INC·Filed 1994·Granted May 27, 1997·74 cites·10 claims
- 2255US5623427ANondestructive anodic capacity gaugeDEFELSKO CORP·Filed 1994·Granted Apr 22, 1997·18 cites·10 claims
- 2353USRE41342ECoating thickness gaugeDEFELSKO CORP·Filed 2000·Granted May 18, 2010·5 cites·43 claims
- 2452US6250160B1High resolution ultrasonic thickness gaugeDEFELSKO CORP·Filed 1998·Granted Jun 26, 2001·12 cites·16 claims
- 2552US6050140AAdhesion testerDEFELSKO CORP·Filed 1998·Granted Apr 18, 2000·15 cites·27 claims
- 2648US4433290AMagnetic coating thickness comparator having parallel magnetic rods with nonmagnetic slide indicatorsDEFELSKO CORP·Filed 1982·Granted Feb 21, 1984·9 cites·21 claims
- 2748US2007269070A1Hearing device with screwed closing arrangementSIEMENS AUDIOLOGISCHE TECHNIK·Filed 2007·Application pending·0 cites
- 2847US6135779AContact for a conductor on a foilWHITAKER CORP·Filed 1999·Granted Oct 24, 2000·15 cites·8 claims
- 2947US2010027823A1Hearing aid having an occlusion reduction unit and method for occlusion reductionARNDT GEORG-ERWIN·Filed 2006·Application pending·0 cites
- 3047US2008130929A1Hearing device with interference sound suppression and corresponding methodSIEMENS AUDIOLOGISCHE TECHNIK·Filed 2007·Application pending·0 cites
- 3146US12122500B2Sandwich-composite component for aircraft interiorsEURO COMPOSITES·Filed 2019·Granted Oct 22, 2024·0 cites·20 claims
- 3244US2008075310A1Hearing aid deviceARNDT GEORG-ERWIN·Filed 2007·Application pending·0 cites
- 3342US4859127ASpring wire fastener and method of using sameBEAMISH LINDA KOCH·Filed 1988·Granted Aug 22, 1989·11 cites·29 claims
- 3442US4733178AMagnetic thickness gauge with third supportKOCH LINDA·Filed 1985·Granted Mar 22, 1988·8 cites·9 claims
- 3538US4599562AMethod and apparatus for magnetically measuring a coating with a plurality of magnetsDEFELSKO CORP·Filed 1984·Granted Jul 8, 1986·5 cites·34 claims
- 3637US5740852AConveyor belt for use in a continuous strip-casting device for the casting of metal stripsMANNESMANN AG·Filed 1994·Granted Apr 21, 1998·3 cites·9 claims
- 3736US4741426ACoin acceptor for vending machineDEFELSKO CORP·Filed 1986·Granted May 3, 1988·5 cites·25 claims
- 3836USD273465SPositest thickness gageDEFELSKO CORP·Filed 1981·Granted Apr 17, 1984·1 cites·1 claims
- 3935USD308248SFireplace insert for holding material to be burnedBEAMISH LINDA KOCH·Filed 1988·Granted May 29, 1990·2 cites·1 claims
- 4030US4705153ACoin acceptor for vending machineDEFELSKO CORP·Filed 1985·Granted Nov 10, 1987·0 cites·28 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →