Patents
Patents for G01L 13 - Devices or apparatus for measuring differences of two or more fluid pressure values (2,634)
11/2006
11/29/2006CN1869599A Multi-parameter sensor for measuring differential pressure/pressure/temp
11/28/2006US7140256 Relative pressure sensor
11/23/2006WO2005086883A3 Micro slit viscometer with monolithically integrated pressure sesonrs
11/22/2006CN1286119C Water supply control system and control method considering pressure drop of water supply control valve in nuclear power station
11/21/2006US7139709 Middleware layer between speech related applications and engines
11/21/2006US7137304 Pressure sensor
11/15/2006CN1864054A Capacitive sensor
11/14/2006US7134346 Differential pressure transducer with Fabry-Perot fiber optic displacement sensor
11/09/2006US20060250123 Method for measuring pressure
11/09/2006DE19648688B4 Verfahren zur Erfassung der Füllstandsmenge eines Tanksystems A method for detecting the filling level of a tank system quantity
11/02/2006US20060243053 Pressure measuring cell
11/01/2006CN2833526Y Multi-parameter sensor for measuring differential pressure, pressure and temperature
10/2006
10/25/2006EP1714126A1 Pressure differential sensor comprising an excess-load membrane
10/24/2006US7124641 Capacitive pressure transmitter
10/19/2006DE112004001504T5 Biplanarer Differenzdrucktransmitter mit orthogonalen Prozessanschlüssen Biplanar differential pressure transmitter with orthogonal process connections
10/17/2006CA2239304C System for measuring differential pressure, flow, and level
10/05/2006WO2006104988A1 Hybrid speech synthesizer, method and use
10/04/2006CN1842702A Speech synthesis apparatus and speech synthesis method
10/03/2006US7116237 Pressure measuring device
09/2006
09/27/2006CN1839300A 压力传感装置 Pressure sensing means
09/21/2006US20060207333 Pressure sensor
09/21/2006DE112004002274T5 Integrierter Absolut- und Differenzdruck-Umsetzer Integrated absolute and differential pressure converter
09/21/2006DE10249238B4 Sensorchip für einen Differenzdrucksensor mit beidseitigem Überlastschutz Sensor chip for a differential pressure sensor with double-sided overload protection
09/21/2006DE10130373B4 Kapazitiver Differenzdrucksensor The differential capacitive pressure sensor
09/19/2006US7107854 Media isolated absolute pressure sensor
09/19/2006US7107853 Pressure transducer for measuring low dynamic pressures in the presence of high static pressures
09/14/2006DE10130372B4 Differenzdrucksensor Differential pressure sensor
09/13/2006EP1285237B1 Electrical leakage diagnostics in a magnetic flow meter
09/13/2006EP1285236B1 Conduction indication in a magnetic flowmeter
09/06/2006EP1698877A1 Differential pressure sensor assembly and associated differential pressure sensor
08/2006
08/24/2006US20060185437 Semiconductor pressure sensor and process for fabricating the same
08/23/2006CN1271396C Pressure sensor
08/10/2006US20060178853 Method for monitoring tire pressure variation of automobile tire and system for realizing the same
08/03/2006WO2005019785A3 Capacitive sensor
08/03/2006US20060169048 Differential pressure sensor
08/02/2006EP1685373A1 Device for measuring the pressure in a mixture of gases
08/01/2006US7082758 Hydraulic machine, system for monitoring health of hydraulic machine, and method thereof
07/2006
07/27/2006US20060162460 Differential pressure measuring apparatus
07/27/2006US20060162445 Differential pressure sensor comprising a symmetric error in the separating bodies
07/26/2006EP1682859A2 Capacitive sensor
07/26/2006CN2800254Y Remotely-readable remotely-transmitted differential pressure indicator
07/26/2006CN2800252Y Nuclear safety class capacitance type differential pressure transmitter
07/25/2006US7080558 Process seal for process control transmitter
07/20/2006US20060156823 Manual resuscitators with integral manometer
07/19/2006CN2797712Y Air (gas) pressure testing module and loop thereof
07/18/2006US7077008 Differential pressure measurement using backside sensing and a single ASIC
07/13/2006WO2006072420A1 Pressure transponder with surface wave sensor
07/13/2006US20060150742 Device and method for pressure indication
07/13/2006DE19648711B4 Verfahren zur Bestimmung der Durchflußmenge durch ein Regenerierventil einer Tankentlüftungsanlage Method for determining the flow rate through a regenerating a tank ventilation system
07/12/2006EP1196834B1 Regulator diagnostics system and method
07/06/2006DE19805138B4 Differenzdruckschalter Differential pressure switch
06/2006
06/29/2006DE202005019286U1 Differential pressure sensor with diaphragm on tensioning frame, supporting tensile sensitive electrical resistor(s), connectable to resistance meter
06/21/2006EP1672345A1 System and method for sensing pressure
06/15/2006WO2006061036A1 Method for producing a measuring transducer
06/14/2006DE102004058424A1 Generation of alarm by inferring impulse line blockage from differential pressure measurement, continuously examines correlation fluctuations between absolute- and differential pressure measurements
06/14/2006DE102004058423A1 Detection method e.g. for blocked impulse lines of differential pressure sensors, involves having sequential numbers given in advance being absolute pressure signal and differential pressure signal
06/14/2006CN2788162Y Differential pressure measuring circuit used to cleanse operating station
06/08/2006US20060117945 Pressure mediator with separating membrane and method for the production thereof
06/06/2006US7057247 Combined absolute differential transducer
06/06/2006US7055391 Pressure sensor having casing with groove
05/2006
05/31/2006EP1662241A1 Pressure differentiator
05/30/2006US7051596 Manual resuscitators with integral manometer
05/23/2006US7048839 From electrolysis of water using polyelectrolyte membrane
05/03/2006CN2777524Y Measurer for pressure drop in adsorption chamber
05/03/2006CN1768256A Relative pressure transducer
04/2006
04/26/2006EP1649258A1 Differential pressure sensor comprising an overload membrane that has the shape of an annular disk
04/20/2006DE202006002263U1 Druckmessumformer Pressure Transmitters
04/13/2006DE19718454B4 Differenzdruckmeßgerät Differential pressure gauge
04/12/2006EP1644208A1 Method for measuring pressure
04/12/2006CN1250951C High sensitivity pressure sensor with long term stability
04/04/2006US7021149 Differential pressure sensor with overload damping
03/2006
03/30/2006US20060065057 Super-precise micro-differential pressure measuring device and super-precise differential pressure measuring device
03/29/2006EP1640696A1 Pressure sensor
03/29/2006CN2767983Y Multifunctional silicon piezoresistive composite sensor
03/29/2006CN2767982Y Differential pressure sensor
03/22/2006CN1751231A Super-precise micro-differential pressure measuring device and super-precise differential pressure measuring device
03/21/2006US7013735 Pressure sensor
03/14/2006US7010984 Differential pressure sensor
03/08/2006EP1373852B1 Capacitive differential pressure sensor
03/08/2006CN1743822A Measuring apparatus
03/02/2006WO2006023936A1 Exhaust gas recirculation system using absolute micromachined pressure sense die
03/01/2006EP1630536A1 Method and apparatus for the measurement of aerodynamic loads during drive past of vehicles
02/2006
02/23/2006DE102004039169A1 Differential pressure measurement device for use during e.g. natural gas extraction, has pressure sensor for pressure measurement at pressure connections, so that valve unit remains in end position in overload case due to one-sided pressure
02/22/2006CN1739014A Semiconductor pressure sensor and process for fabricating the same
02/21/2006US7000481 System and method for air pressure electric switch pressure adjustment
02/16/2006DE202005018866U1 Pressure/through-flow measuring device for determining relative pressure/through-flow determines effective pressure for a fluid flowing through a measuring channel
02/16/2006DE102004033812A1 Pressure or differential pressure gauge for low pressures transfers pressure on membrane to sensor using ionic transmission fluid
02/09/2006DE10352383B4 Halbleiterchip mit integriertem Mikrosensor Semiconductor chip with integrated micro-sensor
02/09/2006DE102004034692A1 Method for measuring the gas pressure in an oil-, gas- or electric-fired furnace, especially furnaces for glass melting comprises impinging a measuring probe and pressure transfer line with a constant volume stream of gas
02/08/2006CN1731115A Monolithic silicon based SOI high-temperature low-drift pressure sensor
02/08/2006CN1241082C Regulator flow measurement apparatus
02/07/2006US6993976 Pressure measuring device
02/02/2006DE102005030901A1 Differenzdruckerfassungssensor und Verfahren zu dessen Herstellung Differential pressure detection sensor and method for its production
01/2006
01/31/2006CA2220961C Pressure sealed housing apparatus and methods
01/26/2006DE10208920B4 Differenzdruckwächter Differential pressure switch
01/25/2006CN2754076Y High-symmetry small-sized high differential pressure sensor
01/25/2006CN2754075Y Three valve set for blowing
01/25/2006CN1238701C Pressure sensor
01/19/2006US20060015286 Tire pressure measure system and method using ultra wideband technology
01/18/2006EP1616162A1 Apparatus to measure differential pressure with settable pressure reference
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