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Class Information
Number: 73/726
Name: Measuring and testing > Fluid pressure gauge > Diaphragm > With electrical readout > Resistive > Strain gauge
Description: Subject matter wherein the stress and/or strain in an element varies the resistance.










Sub-classes under this class:

Class Number Class Name Patents
73/727 Piezoresistive 481


Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8596133 Vertical pressure sensor Dec. 3, 2013
8393223 Pressure sensor with resistance strain gages Mar. 12, 2013
8375798 External pressure measuring device Feb. 19, 2013
8359928 Pressure sensor and method for manufacturing the pressure sensor Jan. 29, 2013
8297126 Integration of strain gauges at inner- and outer liner of a high pressure tank to indicate discharge limit point Oct. 30, 2012
8291769 Multipurpose transducer for an appliance using water Oct. 23, 2012
8191426 Low TCR nanocomposite strain gages Jun. 5, 2012
8182435 Intraocular pressure sensor May. 22, 2012
8127619 Pressure sensor including switchable sensor elements Mar. 6, 2012
8033009 Method for producing a force sensor Oct. 11, 2011
8033804 Pressure measurement device and mould for vulcanizing rubber for tires Oct. 11, 2011
8001844 High temperature pressure sensor element, particularly for measuring pressures inside jet engines, method for the production thereof and component for jet engines Aug. 23, 2011
7954994 Combined pressure/temperature sensor having centric temperature measurement Jun. 7, 2011
7926353 Pressure sensor including switchable sensor elements Apr. 19, 2011
7918137 Method for temperature compensation of a piezoresistive gaged metal diaphragm Apr. 5, 2011
7861596 Method and system for detecting air pressure neutrality in air containment zones Jan. 4, 2011
7856886 Pressure sensor having a diaphragm having a pressure-receiving portion receiving a pressure and a thick portion adjacent to the pressure-receiving portion Dec. 28, 2010
7823456 Pressure sensor Nov. 2, 2010
7775117 Combined wet-wet differential and gage transducer employing a common housing Aug. 17, 2010
7748276 Manufacturing method of pressure sensor and pressure sensor Jul. 6, 2010
7644623 Semiconductor sensor for measuring a physical quantity and method of manufacturing the same Jan. 12, 2010
7559247 Pressure sensor with reduced size strain gauge mounting structure and manufacturing method of the same Jul. 14, 2009
7509866 Pressure sensor Mar. 31, 2009
7444879 Displacement transducer Nov. 4, 2008
7412892 Method of making pressure transducer and apparatus Aug. 19, 2008
7350418 Fluid supply assembly with measuring guide Apr. 1, 2008
7343810 Pressure sensor and manufacturing method therefor Mar. 18, 2008
7316164 Pressure detection device and manufacturing method of the same Jan. 8, 2008
7290453 Composite MEMS pressure sensor configuration Nov. 6, 2007
7284444 Hermetically sealed displacement sensor apparatus Oct. 23, 2007
7263893 Fluid supply assembly with measuring guide Sep. 4, 2007
7263895 Strain detector and method of manufacturing the same Sep. 4, 2007
6997058 Pressure sensor Feb. 14, 2006
6986285 Pressure sensor and a rocket engine incorporating it Jan. 17, 2006
6957588 Fluid measuring device and method Oct. 25, 2005
6941815 Sensor with built-in circuits and pressure detector using the same Sep. 13, 2005
6925885 Pressure sensor Aug. 9, 2005
6889554 Method of adjusting pressure sensor May. 10, 2005
6742395 Hermetic pressure transducer Jun. 1, 2004
6739198 Pressure sensitive sensor May. 25, 2004
6724202 Physical quantity detection device with temperature compensation Apr. 20, 2004
6718829 Semiconductor pressure sensor and an exhaust system including the same Apr. 13, 2004
6647796 Semiconductor nitride pressure microsensor and method of making and using the same Nov. 18, 2003
6643976 Pressure sensor device Nov. 11, 2003
6625029 Sensor unit Sep. 23, 2003
6453747 Hermetic pressure transducer Sep. 24, 2002
6427539 Strain gauge Aug. 6, 2002
6407553 Strain gages for determining charge of a battery having a thin walled pressure vessel Jun. 18, 2002
6289738 Testable membrane sensor with two full bridges Sep. 18, 2001
6247369 Multi-channel electronically scanned cryogenic pressure sensor and method for making same Jun. 19, 2001

1 2 3 4 5










 
 
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