Inventor · disambiguated record
Peter J. Herzl
Also filed as: HERZL PETER J
45 granted patents·1,025 citations·filing 1974–1988
99Inventor score
Top patents by PatentIndex Score
45 records- 0191US4747312ADouble-loop Coriolis type mass flowmeterFISCHER & PORTER CO·Filed 1987·Granted May 31, 1988·61 cites·12 claims
- 0291US4048854ASystem for determining the ratio of oil to water in a metered fluid streamFISCHER & PORTER CO·Filed 1976·Granted Sep 20, 1977·49 cites·8 claims
- 0390US4852409ASignal recovery system for mass flowmeterFISCHER & PORTER CO·Filed 1988·Granted Aug 1, 1989·59 cites·10 claims
- 0489US4550614AOscillatory flowmeterFISCHER & PORTER CO·Filed 1985·Granted Nov 5, 1985·58 cites·10 claims
- 0588US4468971AUltrasonic flowmeter for clean and dirty fluidsFISCHER & PORTER CO·Filed 1982·Granted Sep 4, 1984·46 cites·7 claims
- 0688US4010645ADensity-responsive mass flow vortex type meterFISCHER & PORTER CO·Filed 1976·Granted Mar 8, 1977·40 cites·8 claims
- 0787US4391149ADoppler-type ultrasonic flowmeterFISCHER & PORTER CO·Filed 1981·Granted Jul 5, 1983·42 cites·7 claims
- 0885US4181020AVortex-shedding flowmeter having a sensing vaneFISCHER & PORTER GMBH·Filed 1978·Granted Jan 1, 1980·34 cites·10 claims
- 0984US4084155ATwo-wire transmitter with totalizing counterFISCHER & PORTER CO·Filed 1976·Granted Apr 11, 1978·37 cites·9 claims
- 1084US4051723AForce-type flowmeterFISCHER & PORTER CO·Filed 1976·Granted Oct 4, 1977·36 cites·9 claims
- 1184US4003253AMulti-range vortex-shedding flowmeterFISCHER & PORTER CO·Filed 1975·Granted Jan 18, 1977·36 cites·6 claims
- 1283US4015472ATwo-wire transmission system for vortex flowmeterFISCHER & PORTER CO·Filed 1976·Granted Apr 5, 1977·32 cites·10 claims
- 1382US4270391AFrequency-responsive filter for flowmeter transmission systemFISCHER & PORTER CO·Filed 1979·Granted Jun 2, 1981·29 cites·9 claims
- 1481US4297898AStabilized vortex-shedding flowmeterFISCHER & PORTER CO·Filed 1979·Granted Nov 3, 1981·29 cites·12 claims
- 1580US3946608AVortex flowmeter with external sensorFISCHER & PORTER CO·Filed 1974·Granted Mar 30, 1976·24 cites·7 claims
- 1677US4565098AHybrid sensing system for vortex flowmeterFISCHER & PORTER CO·Filed 1984·Granted Jan 21, 1986·27 cites·9 claims
- 1776US4062238AMulti-range vortex-type flowmeterFISCHER & PORTER CO·Filed 1977·Granted Dec 13, 1977·20 cites·5 claims
- 1876US3992680APrecision test frequency generatorFISCHER & PORTER CO·Filed 1975·Granted Nov 16, 1976·15 cites·7 claims
- 1975US4094194ASensing system for vortex-type flowmetersFISCHER & PORTER CO·Filed 1977·Granted Jun 13, 1978·18 cites·4 claims
- 2074US4169376AExternal sensing system for vortex-type flowmetersFISCHER & PORTER GMBH·Filed 1978·Granted Oct 2, 1979·22 cites·4 claims
- 2173US4756197ACoriolis-type mass flowmeterFISCHER & PORTER CO·Filed 1987·Granted Jul 12, 1988·28 cites·7 claims
- 2273US4691578ACoriolis-type mass flowmeterFISCHER & PORTER CO·Filed 1986·Granted Sep 8, 1987·28 cites·8 claims
- 2372US4123940ATransmission system for vortex-shedding flowmeterFISCHER & PORTER CO·Filed 1977·Granted Nov 7, 1978·23 cites·14 claims
- 2471US4345464ACentering device for flowmeters interposed in flow lineFISCHER & PORTER CO·Filed 1980·Granted Aug 24, 1982·24 cites·9 claims
- 2569US4033189AExternal-sensor vortex-type flowmeterFISCHER & PORTER CO·Filed 1976·Granted Jul 5, 1977·21 cites·8 claims
- 2666US4262544ATorque-transducer for vortex-shedding flowmeter having torsional sensorFISCHER & PORTER CO·Filed 1979·Granted Apr 21, 1981·17 cites·11 claims
- 2765US4339957AVortex-shedding flowmeter with unitary shedder/sensorFISCHER & PORTER CO·Filed 1980·Granted Jul 20, 1982·19 cites·11 claims
- 2862US4307619ADual output vortex-shedding flowmeter having drag-actuated torsional sensorFISCHER & PORTER CO·Filed 1980·Granted Dec 29, 1981·17 cites·7 claims
- 2958US4052895AObstacle assembly for vortex-type flowmeterFISCHER & PORTER CO·Filed 1977·Granted Oct 11, 1977·12 cites·6 claims
- 3058US4030355AObstacle assembly for vortex type flowmeterFISCHER & PORTER CO·Filed 1976·Granted Jun 21, 1977·13 cites·7 claims
- 3155US4134297ATwo-wire transmission system for vortex-type flowmetersFISCHER & PORTER CO·Filed 1977·Granted Jan 16, 1979·9 cites·5 claims
- 3255US4033188ALinear vortex-type flowmeterFISCHER & PORTER CO·Filed 1975·Granted Jul 5, 1977·12 cites·8 claims
- 3353US4041756AForce-type flowmeterFISCHER & PORTER CO·Filed 1975·Granted Aug 16, 1977·12 cites·3 claims
- 3451US4019384ADigital read-out system for external-sensor vortex flowmeterFISCHER & PORTER CO·Filed 1976·Granted Apr 26, 1977·10 cites·14 claims
- 3547US4116059AMulti-range vortex-type flowmeterFISCHER & PORTER CO·Filed 1977·Granted Sep 26, 1978·7 cites·6 claims
- 3647US4005604ANon-contact sensor for vortex-type flowmeterFISCHER & PORTER CO·Filed 1975·Granted Feb 1, 1977·8 cites·8 claims
- 3746US4329880AVortex-shedding flowmeter with torsional sensor mounted on torque tubeFISCHER & PORTER CO·Filed 1980·Granted May 18, 1982·9 cites·9 claims
- 3846US4083241AMulti-channel common-line flowmeter transmission systemFISCHER & PORTER CO·Filed 1977·Granted Apr 11, 1978·6 cites·4 claims
- 3943US4226117AVortex-shedding flowmeter having drag-actuated torsional sensorFISCHER & PORTER CO·Filed 1979·Granted Oct 7, 1980·6 cites·17 claims
- 4042US4445388ADual-body vortex-shedding flowmeterFISCHER & PORTER CO·Filed 1982·Granted May 1, 1984·8 cites·9 claims
- 4142US4003251AAcceleration-proof vortex-type flowmeterFISCHER & PORTER CO·Filed 1976·Granted Jan 18, 1977·6 cites·7 claims
- 4240US4788646AFrequency-to-digital value converterFISCHER & PORTER CO·Filed 1985·Granted Nov 29, 1988·7 cites·7 claims
- 4340US4083240ABalanced sensing system for vortex-type flowmeterFISCHER & PORTER CO·Filed 1977·Granted Apr 11, 1978·5 cites·4 claims
- 4435US4651027ACurrent-to-frequency converterFISCHER & PORTER CO·Filed 1985·Granted Mar 17, 1987·3 cites·6 claims
- 4529US4116058AContoured obstacle assembly for vortex-type flowmeterFISCHER & PORTER CO·Filed 1977·Granted Sep 26, 1978·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →