Assignee
PANAMETRICS
US·64 granted patents·5,155 citations·filing 1975–2004
Top patents by PatentIndex Score
64 records- 0199US4336719AUltrasonic flowmeters using waveguide antennasPANAMETRICS·Filed 1980·Granted Jun 29, 1982·311 cites·44 claims
- 0298US5179862ASnap-on flow measurement systemPANAMETRICS·Filed 1990·Granted Jan 19, 1993·216 cites·33 claims
- 0398US4783997AUltrasonic transducers for high temperature applicationsPANAMETRICS·Filed 1987·Granted Nov 15, 1988·137 cites·24 claims
- 0498US4735097AMethod and apparatus for measuring fluid characteristics using surface generated volumetric interrogation signalsPANAMETRICS·Filed 1985·Granted Apr 5, 1988·299 cites·40 claims
- 0598US4320659AUltrasonic system for measuring fluid impedance or liquid levelPANAMETRICS·Filed 1980·Granted Mar 23, 1982·286 cites·54 claims
- 0698US4103551AUltrasonic measuring system for differing flow conditionsPANAMETRICS·Filed 1977·Granted Aug 1, 1978·108 cites·23 claims
- 0798US4004461AUltrasonic measuring system with isolation meansPANAMETRICS·Filed 1975·Granted Jan 25, 1977·113 cites·16 claims
- 0897US6732595B2Method of and system for determining the mass flow rate of a fluid flowing in a conduitPANAMETRICS·Filed 2002·Granted May 11, 2004·93 cites·33 claims
- 0997US6047602AUltrasonic buffer/waveguidePANAMETRICS·Filed 1997·Granted Apr 11, 2000·242 cites·36 claims
- 1097US5159838AMarginally dispersive ultrasonic waveguidesPANAMETRICS·Filed 1989·Granted Nov 3, 1992·183 cites·68 claims
- 1196US6330831B1Stream-cleaned differential reflection coefficient sensorPANAMETRICS·Filed 1999·Granted Dec 18, 2001·134 cites·16 claims
- 1296US5437194AUltrasonic transducer system with temporal crosstalk isolationPANAMETRICS·Filed 1994·Granted Aug 1, 1995·156 cites·16 claims
- 1396US4480485AAcoustic flowmeter with envelope midpoint trackingPANAMETRICS·Filed 1982·Granted Nov 6, 1984·92 cites·17 claims
- 1496US4308754AUltrasonic flowmeterPANAMETRICS·Filed 1979·Granted Jan 5, 1982·106 cites·8 claims
- 1595US6349599B1Layered ultrasonic couplerPANAMETRICS·Filed 2000·Granted Feb 26, 2002·91 cites·18 claims
- 1695US5515733AUltrasonic transducer system with crosstalk isolationPANAMETRICS·Filed 1994·Granted May 14, 1996·136 cites·19 claims
- 1795US4787252ADifferential correlation analyzerPANAMETRICS·Filed 1987·Granted Nov 29, 1988·149 cites·18 claims
- 1895US4193291ASlow torsional wave densitometerPANAMETRICS·Filed 1978·Granted Mar 18, 1980·73 cites·46 claims
- 1994US6626049B1Clamp-on steam/gas flow meterPANAMETRICS·Filed 2000·Granted Sep 30, 2003·68 cites·24 claims
- 2094US4297607ASealed, matched piezoelectric transducerPANAMETRICS·Filed 1980·Granted Oct 27, 1981·221 cites·50 claims
- 2193US4856321AApparatus and methods for measuring fluid flow parametersPANAMETRICS·Filed 1988·Granted Aug 15, 1989·114 cites·9 claims
- 2293US4596133AApparatus and methods for measuring fluid flow parametersPANAMETRICS·Filed 1983·Granted Jun 24, 1986·98 cites·11 claims
- 2392US4754650AApparatus and methods for measuring fluid flow parametersPANAMETRICS·Filed 1986·Granted Jul 5, 1988·112 cites·26 claims
- 2490US6557393B1Thin film ppb oxygen sensorPANAMETRICS·Filed 2000·Granted May 6, 2003·67 cites·16 claims
- 2590US6186179B1Disturbance simulating flow platePANAMETRICS·Filed 1999·Granted Feb 13, 2001·84 cites·11 claims
- 2690US4771237AMethod and apparatus for calibrating a displacement probe using a polynomial equation to generate a displacement look-up tablePANAMETRICS·Filed 1986·Granted Sep 13, 1988·124 cites·2 claims
- 2789US6073480AHumidity sensor with differential thermal detection and method of sensingPANAMETRICS·Filed 1998·Granted Jun 13, 2000·99 cites·11 claims
- 2889US4893496ATorsional wave fluid sensor and systemPANAMETRICS·Filed 1988·Granted Jan 16, 1990·91 cites·46 claims
- 2989US4515021AIntervalometer time measurement apparatus and methodPANAMETRICS·Filed 1983·Granted May 7, 1985·46 cites·28 claims
- 3088US4167879AMethod and apparatus for examining a solidPANAMETRICS·Filed 1978·Granted Sep 18, 1979·48 cites·28 claims
- 3187US5962790AUltrasonic path bundle and systemsPANAMETRICS·Filed 1997·Granted Oct 5, 1999·82 cites·18 claims
- 3287US4300401AMethod and apparatus for determining fluid flowPANAMETRICS·Filed 1979·Granted Nov 17, 1981·43 cites·14 claims
- 3387US4277742AAbsolute humidity sensors and methods of manufacturing humidity sensorsPANAMETRICS·Filed 1978·Granted Jul 7, 1981·36 cites·16 claims
- 3487US4143177AAbsolute humidity sensors and methods of manufacturing humidity sensorsPANAMETRICS·Filed 1977·Granted Mar 6, 1979·37 cites·25 claims
- 3586US6813954B2High sensitivity pressure sensor with long term stabilityPANAMETRICS·Filed 2002·Granted Nov 9, 2004·36 cites·91 claims
- 3686US6343511B1Ultrasonic path bundle and systemsPANAMETRICS·Filed 1999·Granted Feb 5, 2002·74 cites·15 claims
- 3786US6293156B1Coherent multi-path flow measurement systemPANAMETRICS·Filed 1999·Granted Sep 25, 2001·69 cites·11 claims
- 3884US5456114AElastic wave sensing systemPANAMETRICS·Filed 1993·Granted Oct 10, 1995·61 cites·21 claims
- 3983US5275060AUltrasonic transducer system with crosstalk isolationPANAMETRICS·Filed 1991·Granted Jan 4, 1994·48 cites·15 claims
- 4082US5792938AHumidity sensor with differential thermal detection and method of sensingPANAMETRICS·Filed 1996·Granted Aug 11, 1998·62 cites·16 claims
- 4180US6065350AFlow measurement system with guided signal launched in lowest modePANAMETRICS·Filed 1999·Granted May 23, 2000·49 cites·8 claims
- 4279US5440937AProcess and apparatus for ultrasonic measurement of volumeric flow through large-diameter stackPANAMETRICS·Filed 1993·Granted Aug 15, 1995·50 cites·45 claims
- 4378US4011755AAcoustic flowmeterPANAMETRICS·Filed 1975·Granted Mar 15, 1977·28 cites·8 claims
- 4477US6889552B2Acoustic waveguide systemPANAMETRICS·Filed 2002·Granted May 10, 2005·16 cites·84 claims
- 4577US4203087AAbsolute humidity sensors and methods of manufacturing humidity sensorsPANAMETRICS·Filed 1978·Granted May 13, 1980·32 cites·5 claims
- 4676US4182155AMethod and apparatus for zero point calibration of ultrasonic thickness gaugePANAMETRICS·Filed 1978·Granted Jan 8, 1980·29 cites·6 claims
- 4770US7096135B2Method and system for calculating the transit time of an ultrasonic pulsePANAMETRICS·Filed 2004·Granted Aug 22, 2006·17 cites·34 claims
- 4869US4371785AMethod and apparatus for detection and analysis of fluidsPANAMETRICS·Filed 1980·Granted Feb 1, 1983·25 cites·26 claims
- 4966US4538469AIntegrated threshold arming method and apparatusPANAMETRICS·Filed 1983·Granted Sep 3, 1985·16 cites·17 claims
- 5065US6177001B1Internally calibrated oxygen sensor, method and systemPANAMETRICS·Filed 1998·Granted Jan 23, 2001·31 cites·20 claims
Showing the top 50 of 64 patent records by PatentIndex Score.
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