| Patents for G01L 13 - Devices or apparatus for measuring differences of two or more fluid pressure values (2,634) |
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| 05/28/2009 | CA2706518A1 Comparative pressure monitoring instrument |
| 05/27/2009 | CN201247118Y High static pressure capacity sensor |
| 05/27/2009 | CN101441120A Capacitive pressure transducer |
| 05/26/2009 | CA2504225C Hydraulic machine, system for monitoring health of hydraulic machine, and method thereof |
| 05/20/2009 | CN201242484Y Whole closed type capacitance pressure differential pressure transmitter |
| 05/20/2009 | CN201242483Y Capacitance pressure differential pressure transmitter with static pressure compensation |
| 05/20/2009 | CN201242477Y Double-isolation capacitance pressure difference pressure sensor |
| 05/14/2009 | WO2009061782A2 Pressure sensor |
| 05/14/2009 | DE102007053859A1 Druck-Messeinrichtung Pressure-measuring device |
| 05/14/2009 | DE102007052395A1 Druckmeßumformer, Verfahren zur Zustandsüberwachung eines Druckmeßumformers und Drucksensor Pressure transducer, procedures for monitoring the condition of a pressure transducer and pressure sensor |
| 05/13/2009 | EP1459045B1 Pressure mediator with separating membrane and method for the production thereof |
| 05/12/2009 | US7533021 Speech processing for telephony API |
| 05/12/2009 | US7530276 Semiconductor pressure sensor and manufacturing method thereof |
| 05/12/2009 | US7530275 Pressure sensor set in an opening of a wall |
| 05/07/2009 | US20090114028 Pressure transducer apparatus adapted to measure engine pressure parameters |
| 05/07/2009 | US20090114027 Non-invasive system and method for measuring vacuum pressure in a fluid |
| 05/06/2009 | EP2056088A2 Pressure measuring transducer, procedure for monitoring its condition and pressure sensor |
| 04/29/2009 | EP2052219A1 Pneumatic actuator movement indicator |
| 04/29/2009 | CN201229219Y Monitoring and alarming system for overpressure and negative-pressure protecting device |
| 04/22/2009 | CN100480659C Differential pressure sensor with dynamic overload protection |
| 04/16/2009 | WO2006118859A3 Filter module with flow control |
| 04/15/2009 | CN201222006Y Hydraulic test device for thruster |
| 04/14/2009 | US7516667 Differential pressure sensor having symmetrically-provided sensor chips and pressure introduction passages |
| 04/14/2009 | US7516666 Pressure pickup with exchangeable process connection |
| 04/14/2009 | CA2455694C Pressure sensor |
| 04/08/2009 | EP2044417A1 Method for detecting separation in a structure |
| 04/08/2009 | EP2044406A1 Method for the diagnosis of a blockage of an impulse line in a pressure measurement transducer, and pressure measurement transducer |
| 04/08/2009 | CN101405588A High temperature pressure transmitter assembly |
| 04/01/2009 | CN101398336A Pressure sensor |
| 03/31/2009 | US7509865 Pressure differential sensor comprising an excess-load membrane |
| 03/26/2009 | WO2009038979A1 Improved differential pressure sensor isolation in a process fluid pressure transmitter |
| 03/19/2009 | WO2009035781A1 Improved bi-planar process fluid pressure measurement system |
| 03/18/2009 | CN201210100Y Intelligent differential pressure transmitter having field bus |
| 03/12/2009 | DE10200779B4 Druckmittler mit Modul zur Erkennung von Membranbrüchen und Druckmessgerät zur Erkennung von Membranbrüchen Seal with module for detecting membrane ruptures and pressure gauge for the detection of membrane fractions |
| 03/04/2009 | EP2029992A1 Absolute pressure ratio detector |
| 03/04/2009 | EP2029255A1 Dial-type flow-restriction gauges |
| 03/03/2009 | US7497127 Pressure-difference pickup with dynamic overload protection |
| 02/25/2009 | CN101373169A Atomizing block measuring apparatus |
| 02/24/2009 | US7493820 Gas pump filter optimization and alarm system with GPS and web enabled monitoring |
| 02/19/2009 | DE202004021565U1 Vorrichtung zur Zustandsüberwachung eines Druckmesswerks Apparatus for monitoring the condition of a pressure measuring unit |
| 02/17/2009 | US7490519 System and method for sensing differential pressure |
| 02/12/2009 | WO2008151972A3 Capacitative and piezoresistive differential pressure sensor |
| 02/04/2009 | CN201189423Y Pressure difference detection device of self-cleaning mechanical type filter |
| 02/04/2009 | CN100458391C Hydraulic machine, system for monitoring health of hydraulic machine, and method thereof |
| 01/29/2009 | DE10130376B4 Differenzdrucksensor Differential pressure sensor |
| 01/29/2009 | DE10130375B4 Differenzdrucksensor Differential pressure sensor |
| 01/28/2009 | EP2018533A2 Pressure sensor using near net shape sintered ceramics |
| 01/22/2009 | DE19814168B4 Druckanzeigevorrichtung Pressure display device |
| 01/22/2009 | DE102007034691A1 Differential pressure sensor for filter of hydraulic system, has cover chip connected with measuring chip, where sensor measures differential pressure obtained between surface of measuring chip and surface of cover ship |
| 01/15/2009 | US20090017337 Freeze tolerant pressure sensor |
| 01/14/2009 | CN201179260Y Air chamber pressure indicator |
| 01/13/2009 | US7477996 Integrated absolute and differential pressure transducer |
| 01/07/2009 | EP2010884A1 Capacitive node measurement in a capacitive matrix pressure transducer |
| 01/07/2009 | CN101341385A Pressure sensor with deflectable diaphragm |
| 01/02/2009 | DE102007022842B4 Verfahren und Messanordnung zur Differenzdruckmessung The method and measurement arrangement for measuring the differential pressure |
| 01/02/2009 | DE102005005884B4 Dichtung für Prozeßsteuerungsvorrichtung Seal for process control device |
| 12/31/2008 | WO2008089969A3 Electronic device comprising differential sensor mems devices and drilled substrates |
| 12/31/2008 | EP2008081A1 Method for monitoring for cracking in a component |
| 12/31/2008 | EP1754036A4 Micro slit viscometer with monolithically integrated pressure sesonrs |
| 12/31/2008 | CN201173839Y Mechanical type differential pressure meter with temperature and humidity directive function |
| 12/31/2008 | CN201173838Y Variable scale differential pressure transmitter |
| 12/24/2008 | CN101329215A Output measuring circuit and measuring method of capacitance differential pressure transducer |
| 12/23/2008 | US7467555 Pressure transmitter with multiple reference pressure sensors |
| 12/18/2008 | WO2008151972A2 Capacitative and piezoresistive differential pressure sensor |
| 12/18/2008 | WO2008151369A1 Method and apparatus for the condition monitoring of structures |
| 12/18/2008 | DE102007027274A1 Differenzdrucksensor Differential pressure sensor |
| 12/17/2008 | EP2002233A2 High temperature pressure transmitter assembly |
| 12/17/2008 | EP2002232A2 Process transmitter isolation assembly |
| 12/17/2008 | CN201166595Y Silicium piezoresistance small-volume high-static-voltage high-difference-voltage transmitter |
| 12/16/2008 | US7464601 Disposable manometer for use with patient breathing systems |
| 12/11/2008 | WO2008150176A1 Differential pressure sensor |
| 12/11/2008 | CA2690083A1 Differential pressure sensor |
| 12/04/2008 | WO2008147649A1 Method for synthesizing speech |
| 12/03/2008 | CN101315313A Hydraulic testing system of thruster |
| 12/02/2008 | US7458273 Fiber optic differential pressure sensor |
| 11/27/2008 | WO2008141854A1 Pressure sensor with switchable pressure region |
| 11/27/2008 | US20080289567 Method and Apparatus for a Gauge for Indicating a Pressure of a Fluid |
| 11/26/2008 | CN100437067C Process sealing member for process control transmitter |
| 11/20/2008 | US20080282806 Electrostatic pressure sensor with porous dielectric diaphragm |
| 11/20/2008 | DE102007022852A1 Differenzdruck-Sensoranordnung und entsprechendes Herstellungsverfahren Differential pressure sensor arrangement and method of manufacture |
| 11/20/2008 | DE102007022842A1 Differential pressure measurement method for e.g. hydraulic system, involves computing corrected pressures based on pressure measured values and temperatures, and forming differential pressure as difference between pressures |
| 11/19/2008 | CN101308055A Overpressure and negative-pressure protecting device monitoring and alarm system |
| 11/06/2008 | US20080271539 Method of Maintaining a Multitubular Reactor |
| 10/23/2008 | WO2008127073A1 Apparatus for measuring differential pressure of dredging transportation pipe line |
| 10/22/2008 | CN201138265Y Differential pressure meter |
| 10/22/2008 | CN100427911C Static pressure influence compensation method of capacitive differential pressure sensor |
| 10/21/2008 | US7437940 Apparatus for measuring differential pressure |
| 10/21/2008 | US7437937 Relative pressure measuring transmitter |
| 10/21/2008 | US7437910 Pressure differentiator fitted with a temperature equalizing material |
| 10/14/2008 | US7434472 Differential pressure transducer configurations including displacement sensor |
| 10/14/2008 | US7434459 Context acquisition based on load sensing |
| 10/09/2008 | WO2008119188A1 Pressure sensing method and system for flexible aerodynamic surfaces |
| 10/08/2008 | CN201129014Y Residual pressure control device for building pressurized blowing |
| 10/08/2008 | CN101281096A Method for estimating tire force acting on rolling tire |
| 10/08/2008 | CN101281055A Cotton fibre air-flow instrument as well as method for eliminating weight and mic measuring value drift |
| 10/01/2008 | EP1974195A1 Pressure sensor with deflectable diaphragm |
| 10/01/2008 | CN201126392Y Differential pressure watch for filter |
| 10/01/2008 | CN201126391Y Light error pressure table setting with aligning apparatus |
| 10/01/2008 | CN101275980A Differential capacitance PWM converter |
| 09/25/2008 | DE102007014468A1 Drucksensor-Chip Pressure sensor chip |