Patents
Patents for G01L 11 - Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by means not provided for in group or (2,548)
07/1998
07/09/1998CA2276289A1 Selectively activated shape memory device
06/1998
06/09/1998US5764161 For determining an unknown external influence applied to a transmission
06/04/1998DE19650066A1 Precision pressure sensor operating on compensation process
06/03/1998CN1183548A Method for detecting and/or measuring physical quantity by distribution sensor
05/1998
05/14/1998WO1998020388A1 Thermally switchable optical devices
05/14/1998CA2269938A1 Thermally switchable optical devices
05/05/1998US5747793 Variable light source compensated optical fiber sensing system
04/1998
04/28/1998US5745611 Optical fiber pressure sensor
04/07/1998US5735252 Method for pneumatically checking the operability of a tank-venting system
03/1998
03/25/1998EP0830579A1 Formulations and method of use of pressure sensitive paint
03/24/1998US5731995 Method for determining pressure
03/03/1998US5722399 Liquid treatment apparatus
02/1998
02/24/1998US5721612 Optical pressure sensor and method therefor
02/03/1998US5713597 Method and apparatus for storing fluid under pressure
12/1997
12/16/1997US5698847 Optical-modulation-type sensor and process instrumentation apparatus employing the same
12/02/1997US5693936 Physical quantity detecting apparatus and internal combustion engine control apparatus each utilizing optical fiber
11/1997
11/20/1997WO1997043614A1 An optical pressure sensing system and a birefringent sensor for use therein
11/12/1997EP0806644A2 Pressure detection method and device
11/04/1997US5684756 Noise reducing screen devices for in-flow pressure sensors
11/04/1997US5684297 Method of detecting and/or measuring physical magnitudes using a distributed sensor
10/1997
10/30/1997WO1997040350A1 Differential pressure device
10/30/1997DE19710499A1 Pressure change measurement apparatus for pressure measurement in sealed vessel
10/23/1997WO1997039334A1 Method for determining pressure
10/23/1997WO1997039318A1 System and method of determining strain
09/1997
09/23/1997US5670721 For measuring pressure of a liquid flowing through a container
08/1997
08/12/1997US5656779 Apparatus and method for producing structural and acoustic vibrations
07/1997
07/08/1997US5645348 Method and apparatus for measuring pressure in a pipeline without tapping
06/1997
06/24/1997US5641911 Method and apparatus for feedback-control of an asymmetric differential pressure transducer
06/04/1997CN2255613Y Fibre-optical transmission luminous power-pushing micro-power-consumption differencial pressure pick-up
06/03/1997US5635919 For determining a position of a target
04/1997
04/24/1997DE19538775A1 Leak test for fuel tank ventilation system
04/10/1997DE19537149A1 Verfahren und Meßgerät zum Messen des hydrostatischen Drucks, insbesondere des Grundwassers The method and measuring device for measuring of the hydrostatic pressure, in particular of ground water
03/1997
03/19/1997EP0647118B1 Blood pressure transducer
03/18/1997US5612492 Photoluminescent binders for paints using silanol terminated polydimethylsiloxane and methyltriacetoxysilane and active agent
02/1997
02/04/1997US5600125 Compensation and status monitoring devices for fiber optic intensity-modulated sensors
01/1997
01/10/1997WO1997013124A1 Method and measuring device for measuring hydrostatic pressure, in particular that of ground water
01/07/1997US5591900 Method and apparatus for testing fluid pressure in a sealed vessel
12/1996
12/31/1996US5589931 System to determine environmental pressure and birefringent-biased cladded optical sensor for use therein
12/19/1996WO1996041142A1 Formulations and method of use of pressure sensitive paint
12/18/1996EP0650585B1 Optic sensor for determining pressure and temperature
12/17/1996US5585567 Method and apparatus for determining the internal pressure of a sealed container
12/10/1996US5582064 Remotely deployable pressure sensor
11/1996
11/28/1996WO1996017234A3 A pressure sensor
11/21/1996WO1996036856A1 Compensation and status monitoring devices for fiber optic intensity-modulated sensors
11/06/1996EP0638163B1 Remotely deployable pressure sensor
10/1996
10/29/1996CA2018342C Hypsometer having controlled heating, particularly for use in metrological radio-sondes
10/22/1996US5567882 Pressure sensor using a field emission cold cathode
09/1996
09/26/1996WO1996029585A1 Photoelastic pressure sensor with plate wave guide and in particular birefringent modified spectrum
09/18/1996EP0732565A1 Measuring apparatus for determining the relative height of an object
08/1996
08/20/1996US5546806 Microwave vector displacement and acceleration transducer
08/14/1996CN1032558C Ultra sonic external pressure measuring method and instrument
07/1996
07/31/1996EP0724243A1 Apparatus and method for producing structural and acoustic vibrations
07/11/1996DE19548920A1 Sensor with optical modulator for process control
07/02/1996US5531128 Capacitive transducer feedback-controlled by means of electrostatic force and method for controlling the profile of the transducing element in the transducer
06/1996
06/11/1996US5524595 Evaporating fuel control system
06/06/1996WO1996017234A2 A pressure sensor
06/05/1996EP0715158A2 Electrochemical force and pressure sensor
05/1996
05/28/1996US5520053 Ultrasound testing device for gas pressure accumulators
05/22/1996EP0713077A1 Detection and/or measurement procedure for physical entities using a distributed sensor
05/22/1996EP0656109B1 Ultra-sound testing device for gas pressure accumulators
05/14/1996US5517022 Apparatus for measuring an ambient isotropic parameter applied to a highly birefringent sensing fiber using interference pattern detection
05/07/1996US5515459 Optical fibre pressure sensor
04/1996
04/24/1996CN2225673Y Intelligent pressure reducing instrument
04/03/1996EP0598720B1 Nonintrusive flow sensing system
04/02/1996US5503034 Force sensor, temperature sensor and temperature/force sensor device
03/1996
03/28/1996DE19535634A1 Verfahren und Vorrichtung zum Testen von Strömungsmitteldruck in einem abgedichteten Gefäß Method and device for testing of fluid pressure in a sealed vessel
03/20/1996EP0701830A1 Device for measuring the pressure of a liquid and procedure for regulating such a device
03/19/1996US5499535 Pressure sensor and temperature sensor
02/1996
02/20/1996US5492011 Acceleration sensor
02/07/1996CN1116299A Method and apparatus for determining the internal pressure of a sealed container
01/1996
01/25/1996DE19525710A1 Fuel atomiser e.g. for automobile IC engine
01/10/1996EP0593676A4 Method and apparatus for measurement of forces and pressures using tensioned bellows
11/1995
11/29/1995EP0572375B1 Extended measurement capability transmitter having shared overpressure protection means
11/14/1995US5465625 Heat measurement apparatus for inspecting therapeutic energy waves
11/08/1995EP0681168A2 Method and apparatus for determining the internal pressure of a sealed container
11/05/1995CA2148052A1 Method and apparatus for determining the internal pressure of a sealed container
10/1995
10/25/1995EP0678887A1 Electrical apparatus with integrated pressure detection
10/20/1995CA2147228A1 Electrical gear with built-in pressure detection
10/17/1995US5459324 Method and apparatus for the optical measurement of the pressure of a gaseous mixture
10/17/1995US5457999 Method and apparatus for measurement of forces and pressures using tensioned bellows
09/1995
09/19/1995US5452087 Method and apparatus for measuring pressure with embedded non-intrusive fiber optics
09/12/1995CA2047869C Method for measurement of pressure applied to a sensing element comprising a cholesteric liquid crystal
09/08/1995WO1995023551A1 Fibre-optic pressure measuring arrangement
09/07/1995DE4407176A1 Druckmessung mittels Faseroptik Pressure measurement with fiber optics
08/1995
08/15/1995US5440939 Servo-controlled pendular micro-sensor
08/02/1995EP0665425A2 Spectral modulation sensor
06/1995
06/22/1995DE4343422A1 Gas flow and pressure measuring system
06/07/1995EP0656109A1 Ultra-sound testing device for gas pressure accumulators.
05/1995
05/30/1995US5419204 Force measuring instrument
05/24/1995DE4440531A1 Hydraulic pressure indication system for vehicle anti-locking braking circuit
05/23/1995US5417822 Methods for use of an electrochemical force sensor
05/23/1995CA1335677C Ultrasonic manometry process in a fluid by means of micro bubbles
05/09/1995US5414509 Optical pressure/density measuring means
05/03/1995EP0650585A1 Optic sensor for determining environmental conditions.
04/1995
04/27/1995DE4337402A1 Probe for measuring pressure and temperature profiles
04/12/1995EP0647840A2 Method and apparatus for feedbackcontrol of an asymmetric differential pressure transducer
04/12/1995EP0647118A1 Blood pressure transducer.
03/1995
03/21/1995US5400140 Method of decoding a spectrally modulated light signal
03/14/1995US5396805 Force sensor and sensing method using crystal rods and light signals
03/02/1995DE4408926C1 Device for measuring pressures at a plurality of measurement points
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