| Patents for G01L 13 - Devices or apparatus for measuring differences of two or more fluid pressure values (2,634) |
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| 02/03/2010 | CN100587436C Overpressure and negative-pressure protecting device monitoring and alarm system |
| 01/28/2010 | DE102004033812B4 Druck- oder Differenzdruckaufnehmer Pressure or differential pressure |
| 01/27/2010 | EP2148387A1 Inflation control apparatus for an inflatable object with two chambers |
| 01/19/2010 | CA2468613C Pressure gage and switch |
| 01/13/2010 | CN201382772Y Precision measuring device for compression amount at deep part of coal pillar |
| 01/06/2010 | CN201378090Y Ground isolation device for sensor |
| 12/31/2009 | DE102008002671A1 Drucksensoranordnung Pressure sensor assembly |
| 12/31/2009 | DE102008002668A1 Mikromechanisches Bauelement und entsprechendes Herstellungsverfahren Micro-mechanical device and manufacturing method thereof |
| 12/30/2009 | WO2009156209A1 Pressure sensor assembly |
| 12/29/2009 | US7637165 Pressure measuring manometer with alignment spur |
| 12/24/2009 | DE112008000258T5 Differenzdrucksensor Differential pressure sensor |
| 12/17/2009 | US20090308164 Pressure sensor |
| 12/17/2009 | DE102008026020A1 Pressure i.e. differential pressure, measuring device i.e. pneumatic pressure sensor, has channels provided in connection block and partially guided via holder, so that ends of holder are aligned with medium-contacting surfaces and O-rings |
| 12/16/2009 | CN100570317C Hydraulic testing system of thruster |
| 12/09/2009 | EP2130017A2 Sensor with composite diaphragm containing carbon nanotubes or semiconducting nanowires |
| 12/09/2009 | CN101598586A MEMS technology based micro liquid level metering device and method thereof |
| 12/03/2009 | US20090293625 temperature compensation of a multivariable pressure transmitter |
| 12/02/2009 | CN201355297Y Pressure/differential pressure measuring head |
| 12/02/2009 | CN201355296Y Glass sealed membrane seat for sensor |
| 12/02/2009 | CN201355295Y Pressure/differential pressure sensor |
| 12/02/2009 | CN201355293Y Supporting device for sensor medium guiding and pressing pipe |
| 12/02/2009 | CN201355292Y Suspended sensor |
| 12/02/2009 | CN100565151C Relative pressure transducer |
| 11/26/2009 | WO2009143207A2 Media isolated differential pressure sensor with cap |
| 11/26/2009 | US20090288492 Media isolated differential pressure sensor with cap |
| 11/25/2009 | EP2121513A2 Electronic device comprising differential sensor mems devices and drilled substrates |
| 11/25/2009 | CN201352129Y Flow rate pressure-difference device |
| 11/25/2009 | CN101587023A Tester of buried tube heat exchange capability and resistance based on earth source heat pump and testing method |
| 11/19/2009 | DE102008022229A1 Vorrichtung zum Messen einer Druckdifferenz An apparatus for measuring a pressure difference |
| 11/18/2009 | CN201348617Y Fire resistance test data acquisition device |
| 11/18/2009 | CN201348549Y Fiber grating pressure sensor |
| 11/18/2009 | CN101583859A Memory-efficient system and method for high-quality codebook-based voice conversion |
| 11/18/2009 | CN101581616A Method for testing opening and closing pressure of gum cap of safety valve of lead-acid accumulator and special testing device thereof |
| 11/12/2009 | WO2009135612A1 Device for measuring a pressure differential |
| 11/05/2009 | DE102008019054A1 Differential pressure sensor i.e. micromechanical differential pressure sensor, for detecting difference between two medium pressures, has measuring diaphragm lying at base in case of one-sided overload and having even contour |
| 10/27/2009 | US7607354 Differential pressure sensor arrangement and associated differential pressure sensor |
| 10/21/2009 | CN201331410Y Piston type differential pressure gauge |
| 10/21/2009 | CN201331409Y Differential pressure sensor |
| 10/21/2009 | CN201331408Y Differential pressure gauge |
| 10/21/2009 | CN201331407Y Device for detecting and monitoring pressure in carbon material roasting oven |
| 10/08/2009 | WO2009089423A3 A resonance method of radial oscillations for measuring permeability of rock formations |
| 10/07/2009 | CN201322670Y Pressure difference transmitter made of two sensors |
| 10/07/2009 | CN201322669Y Device for detecting pressure difference and ventilation volume |
| 10/07/2009 | CN101551285A Mechanical differential pressure gauge with temperature and humidity indicating function |
| 10/01/2009 | DE10230910B4 Kapazitive Sensoranordnung Capacitive sensor array |
| 09/23/2009 | EP2029992B1 Absolute pressure ratio detector |
| 09/22/2009 | US7593828 Method and apparatus for monitoring a variable geometry intake air compressor device |
| 09/17/2009 | DE10063565B4 Vorrichtung und Verfahren zur Strömungsmessung für eine interne Pumpe eines Siedewasserreaktors Apparatus and method for measuring the flow for an internal pump of a boiling water reactor |
| 09/16/2009 | EP2100126A1 A method of manufacturing a sensor for detecting surface cracks in a structure |
| 09/16/2009 | CN101532897A Long distance slurry pipeline transportation pressure detection system and detection method |
| 09/16/2009 | CN101532896A Method and system for measuring and controlling digester or impregnation vessel chip level by measuring chip pressure |
| 09/10/2009 | US20090228219 Integrated absolute and differential pressure transducer |
| 09/10/2009 | DE102008011943A1 Sensoranordnung Sensor array |
| 09/10/2009 | DE102007052395B4 Druckmeßumformer, Verfahren zur Zustandsüberwachung eines Druckmeßumformers und Drucksensor Pressure transducer, procedures for monitoring the condition of a pressure transducer and pressure sensor |
| 09/09/2009 | CN201307046Y Pipeline differential pressure detecting device of water cooling system |
| 09/09/2009 | CN100538299C Arrangement and method for monitoring a pressure measuring unit state |
| 09/02/2009 | CN100535622C Variable scale differential pressure transmitter |
| 08/27/2009 | US20090211362 Pressure sensor |
| 08/26/2009 | CN201297973Y Non-contact on-line integrated monitoring system of a bubble or slurry bed |
| 08/25/2009 | US7578194 Differential fluid pressure measurement apparatus |
| 08/19/2009 | EP2089686A1 Memory-efficient system and method for high-quality codebook-based voice conversion |
| 08/19/2009 | CN101509817A Differential fluid pressure measurement apparatus |
| 08/18/2009 | US7577543 Plugged impulse line detection |
| 08/13/2009 | US20090199647 Differential fluid pressure measurement apparatus |
| 08/12/2009 | EP2088414A2 Differential fluid pressure measurement apparatus |
| 08/12/2009 | CN201289418Y Silicon capacitance intelligent pressure/differential pressure transmitter |
| 08/12/2009 | CN100526824C Measuring apparatus, measuring system and operation method thereof |
| 08/06/2009 | WO2009096225A1 Measurement instrument |
| 08/06/2009 | WO2009096224A1 Differential pressure transmitter |
| 08/06/2009 | US20090193904 Sensor abnormality detection apparatus and sensor abnormality detection method |
| 08/05/2009 | CN101501469A Method for the diagnosis of a blockage of an impulse line in a pressure measurement transducer, and pressure measurement transducer |
| 08/05/2009 | CN101498611A Micro-differential pressure gauge |
| 07/30/2009 | WO2009061782A3 Pressure sensor |
| 07/30/2009 | DE102008005558A1 External respiration system pressure loss compensating method for lung ventilator to treat obstructive sleep apnea of patient, involves guiding measurement value of pressure difference to regulating device as control variable |
| 07/30/2009 | CA2635309A1 Method and sytem for measuring and controlling digester or impregnation vessel chip level by measuring chip pressure |
| 07/23/2009 | US20090183573 High Temperature Pressure Sensor Element, Particularly for Measuring Pressures Inside Jet Engines, Method for the Production Thereof and Component for Jet Engines |
| 07/22/2009 | EP2080008A1 Method for detecting impact damage in a structure |
| 07/22/2009 | EP1872361A4 Hybrid speech synthesizer, method and use |
| 07/22/2009 | CN201277898Y Double core differential pressure transmitter |
| 07/21/2009 | US7562580 Ruggedized pressure sensor |
| 07/16/2009 | WO2009089423A2 A resonance method of radial oscillations for measuring permeability of rock formations |
| 07/16/2009 | DE102008004358A1 Druckausgleichseinheit Pressure equalization unit |
| 07/16/2009 | DE10141259B4 Drucksensor mit einem Halbleitersensorchip Pressure sensor having a semiconductor sensor chip |
| 07/16/2009 | CA2711848A1 A resonance method of radial oscillations for measuring permeability of rock formations |
| 07/15/2009 | CN100514031C Photoacoustic gas sensor |
| 07/14/2009 | US7559246 Sensor for measuring low dynamic pressures in the presence of high static pressures |
| 07/08/2009 | CN101479586A Pressure sensor using near net shape sintered ceramics |
| 07/08/2009 | CN100510653C Flow sensor |
| 06/25/2009 | DE102007061184A1 Differenzdruckmesszelle Differential pressure measuring cell |
| 06/23/2009 | US7549341 Method of maintaining a multitubular reactor |
| 06/18/2009 | WO2009074903A1 Methods, apparatuses, and computer program products for semantic media conversion from source data to audio/video data |
| 06/18/2009 | CA2646521A1 A pressure measuring device and method |
| 06/17/2009 | CN101458141A Differential pressure sensor |
| 06/17/2009 | CN101458140A Differential pressure meter |
| 06/04/2009 | WO2009068491A1 Sensor module and method for producing the sensor module |
| 06/04/2009 | US20090139346 Process fluid pressure transmitter with pressure transient detection |
| 05/28/2009 | WO2009065175A1 Differential comparative pressure monitoring system |
| 05/28/2009 | WO2009065174A1 Comparative pressure monitoring instrument |
| 05/28/2009 | DE10062637B4 Differenzdrucksensor Differential pressure sensor |
| 05/28/2009 | CA2706520A1 Differential comparative pressure monitoring system |