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Class Information
Number: 73/753
Name: Measuring and testing > Fluid pressure gauge > Electrical
Description: Subject matter wherein an electric current is generated or modified by direct application of the pressure to be measured to an electric circuit element and the value of such current is indicative of the pressure.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7624644 |
Semiconductor pressure sensor and method for manufacturing semiconductor pressure sensor |
Dec. 1, 2009 |
| 7624642 |
Differential pressure sensor isolation in a process fluid pressure transmitter |
Dec. 1, 2009 |
| 7610812 |
High accuracy, high temperature, redundant media protected differential transducers |
Nov. 3, 2009 |
| 7607356 |
Pirani vacuum gauge |
Oct. 27, 2009 |
| 7603908 |
Semiconductor pressure sensor, manufacturing method thereof, and die for molding semiconductor pressure sensor |
Oct. 20, 2009 |
| 7600433 |
Pressure sensor with roughened and treated surface for improving adhesive strength and method of manufacturing the sensor |
Oct. 13, 2009 |
| 7584666 |
Pressure sensor for measuring blood pressure and method of fabricating the same |
Sep. 8, 2009 |
| 7581447 |
Temperature compensating pressure sensing arrangement |
Sep. 1, 2009 |
| 7562580 |
Ruggedized pressure sensor |
Jul. 21, 2009 |
| 7559247 |
Pressure sensor with reduced size strain gauge mounting structure and manufacturing method of the same |
Jul. 14, 2009 |
| 7540196 |
Pressure transducer adapted to measure engine pressure parameters |
Jun. 2, 2009 |
| 7536916 |
Pressure sensor |
May. 26, 2009 |
| 7530275 |
Pressure sensor set in an opening of a wall |
May. 12, 2009 |
| 7530276 |
Semiconductor pressure sensor and manufacturing method thereof |
May. 12, 2009 |
| 7526962 |
High pressure delta P sensor |
May. 5, 2009 |
| 7526963 |
Pressure sensor having a pressure detecting element and a circuit board on opposite sides of a housing |
May. 5, 2009 |
| 7484417 |
Pressure sensor and manufacturing method of the same |
Feb. 3, 2009 |
| 7478560 |
Sensor apparatus responsive to pressure and temperature within a vessel |
Jan. 20, 2009 |
| 7467555 |
Pressure transmitter with multiple reference pressure sensors |
Dec. 23, 2008 |
| 7464598 |
Method of pressure sensing with a pressure sensor having a sensor membrane and a compensation membrane |
Dec. 16, 2008 |
| 7458273 |
Fiber optic differential pressure sensor |
Dec. 2, 2008 |
| 7448384 |
Process of detection of a dive start in a dive computer |
Nov. 11, 2008 |
| 7450021 |
Vacuum system capacity analyzer |
Nov. 11, 2008 |
| 7441460 |
Vacuum regulator with two gauges |
Oct. 28, 2008 |
| 7437941 |
Heating and air conditioning service gauge |
Oct. 21, 2008 |
| 7430919 |
Capacitive pressure sensor with reference chamber |
Oct. 7, 2008 |
| 7418871 |
Method for detecting a pressure of a medium and pressure measuring device |
Sep. 2, 2008 |
| 7412894 |
Pressure sensing device incorporating pressure sensing chip in resin case |
Aug. 19, 2008 |
| 7412895 |
Semiconductor pressure sensor and die for molding a semiconductor pressure sensor |
Aug. 19, 2008 |
| 7412896 |
Filter change indicator |
Aug. 19, 2008 |
| 7409866 |
Signal transmission system |
Aug. 12, 2008 |
| 7401525 |
Micro-machined pressure sensor with polymer diaphragm |
Jul. 22, 2008 |
| 7401522 |
Pressure sensor using compressible sensor body |
Jul. 22, 2008 |
| 7383735 |
Pressure transducer package for a manifold |
Jun. 10, 2008 |
| 7384004 |
Pressure gauge |
Jun. 10, 2008 |
| 7380460 |
Dual wafer pressure sensor |
Jun. 3, 2008 |
| 7377176 |
Nano-particle modified fill fluid for pressure transmitters |
May. 27, 2008 |
| 7373831 |
High temperature pressure transmitter assembly |
May. 20, 2008 |
| 7370536 |
Pressure sensor device and pressure sensor cell thereof |
May. 13, 2008 |
| 7367235 |
Thermal expansion compensated pressure sensor |
May. 6, 2008 |
| 7363819 |
High-pressure sensor housing which is simplified by means of a connection element (also emc) |
Apr. 29, 2008 |
| 7363820 |
Ultra high temperature hermetically protected wirebonded piezoresistive transducer |
Apr. 29, 2008 |
| 7357034 |
Dynamic transient pressure detection system |
Apr. 15, 2008 |
| 7353710 |
Pressure sensor device with surface acoustic wave elements |
Apr. 8, 2008 |
| 7353711 |
Capacitive sensor |
Apr. 8, 2008 |
| 7352287 |
Pneumatic controller |
Apr. 1, 2008 |
| 7345956 |
Portable electronic device with analog display rate of climb indicator |
Mar. 18, 2008 |
| 7343807 |
Pressure sensor in the form of a film |
Mar. 18, 2008 |
| 7334480 |
Dual membrane sensor for temperature compensated pressure sensing |
Feb. 26, 2008 |
| 7331241 |
Low cost pressure sensor for measuring oxygen pressure |
Feb. 19, 2008 |
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