Inventor · disambiguated record
David Marsh
Also filed as: MARSH DAVID · MARSH DAVID W · MARSH DAVID WINSOR · MARSH II DAVID W
9 granted patents·162 citations·filing 1975–2020
88Inventor score
Top patents by PatentIndex Score
9 records- 0189US5747701AUltrasonic vortex flowmeter having remote signal processingASAHI AMERICA INC·Filed 1997·Granted May 5, 1998·73 cites·14 claims
- 0278USD335096SBluff body flowmeterMARSH DAVID·Filed 1987·Granted Apr 27, 1993·19 cites·1 claims
- 0367US4003284AElectronic musical instrumentMARSH II DAVID W·Filed 1975·Granted Jan 18, 1977·14 cites·8 claims
- 0465US4735094ADual bluff body vortex flowmeterUNIVERSAL VORTEX INC·Filed 1987·Granted Apr 5, 1988·23 cites·15 claims
- 0558US8513956B2Calibration of conductivity measurement systemBEVILACQUA JR ANTHONY C·Filed 2010·Granted Aug 20, 2013·2 cites·30 claims
- 0649US5728947AUltrasonic vortex flowmeter having clamp-on housingASAHI AMERICA INC·Filed 1996·Granted Mar 17, 1998·15 cites·18 claims
- 0745US4457181ANarrow profile vortex shedding bodyFOXBORO CO·Filed 1982·Granted Jul 3, 1984·9 cites·19 claims
- 0839US11480526B2Instrument for sequential analysis for silica and phosphate in aqueous solutionMETTLER TOLEDO THORNTON INC·Filed 2020·Granted Oct 25, 2022·0 cites·10 claims
- 0925US5440819AActuator and programmable amplifier for an expanding plug gage headCOMTORGAGE CORP·Filed 1994·Granted Aug 15, 1995·7 cites·14 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →