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)
07/2003
07/24/2003US20030138185 Fiber-optic pressure sensor, variants and method for producing a resilient membrane
07/22/2003US6597821 Fiber laser sensor for measuring differential pressures and flow velocities
07/16/2003EP1327129A1 Anisotropic distributed feedback fiber laser sensor
07/15/2003US6591683 Pressure sensor
07/09/2003EP0853754B1 Method and measuring device for measuring hydrostatic pressure, in particular that of ground water
07/02/2003EP1324099A1 Optical fiber connector, wavelength varying device, pressure sensor, acceleration sensor, and optical device
07/01/2003US6586810 Sensor apparatus using an electrochemical cell
06/2003
06/26/2003US20030118266 Chiral fiber sensor apparatus and method
06/19/2003WO2003050576A1 Chiral fiber sensor apparatus and method
06/19/2003CA2509038A1 Chiral fiber sensor apparatus and method
06/10/2003CA2252057C Method for determining pressure
06/04/2003EP1147391B1 Fibre laser sensor for measuring differential pressures and flow velocities
05/2003
05/29/2003US20030099426 Communication system with a signal conduction matrix and surface signal router
05/27/2003US6568281 Ultrasonic-wave propagation-time measuring method, gas-pressure measuring method, gas-flow rate measuring method, and gas sensor
05/22/2003US20030095675 Light communication channel-based voice-activated control system and method for implementing thereof
05/20/2003US6567173 Optical pressure sensor
05/20/2003US6565992 Phosphorescent oxygen sensors
05/15/2003US20030090161 Light communication channel-based electronics power distribution system
05/15/2003US20030089335 Optically controlled IPCS circuitry
05/14/2003EP0922207B1 Bourdon tube pressure gauge with integral optical strain sensors for measuring tension or compressive strain
05/13/2003US6563970 Pressure sensor with fibre-integrated bragg grating, comprising an integrated temperature sensor with fibre-integrated bragg grating
05/07/2003EP1308750A2 Method and device for measuring distance and pressure inside an air spring
05/02/2003EP1306655A1 Pressure sensor
04/2003
04/29/2003US6556417 Method to construct variable-area capacitive transducers
04/24/2003US20030075698 LCC-based fluid-level detection sensor
04/24/2003US20030074972 LCC-based strain-gage sensor integrated with cylinder-head gasket
04/24/2003US20030074970 Method for determining the pressure present in the interior space of an air spring for a motor vehicle and apparatus for carrying out the method
04/24/2003US20030074957 Engine combustion monitoring and control with integrated cylinder head gasket combustion sensor
04/22/2003US6550335 Device for testing internal pressure of a gas reservoir of an airbag inflator
04/09/2003EP1300664A1 Pressure sensor
03/2003
03/25/2003US6539136 Fiber-optic pressure sensor, variants and method for producing a resilient membrane
03/11/2003US6530280 Hypsometer
03/06/2003WO2003019127A1 Optical device for measuring pressure or force
03/05/2003CN1401073A Oil less differential pressure sensor
02/2003
02/27/2003WO2002080774A3 Method for improved measurement of local physical parameters in afluid-filled cavity
02/27/2003US20030038231 Non-intrusive fiber optic pressure sensor for measuring unsteady pressure within a pipe
02/26/2003CN2537970Y Optical fibre pressure sensor
02/20/2003US20030034534 Sensor apparatus using an electrochemical cell
01/2003
01/14/2003US6507693 Optical filter device having creep-resistant optical fiber attachments
01/09/2003US20030009314 Dual sensor process pressure switch having high-diagnostic one-out-of-two voting architecture
12/2002
12/26/2002US20020194917 Bragg grating pressure sensor
12/19/2002DE10127634A1 Verfahren und Vorrichtung zur Prüfung des Fülldruckes eines Airbag-Gasspeichers Method and device for checking the inflation pressure of an airbag accumulator
12/17/2002US6496348 Method to force-balance capacitive transducers
12/12/2002US20020184953 Device for testing pressure in a gas reservoir
12/05/2002WO2002097388A1 Optical pressure sensor device having creep-resistant optical fiber attachments
11/2002
11/20/2002EP1258716A1 Pressure sensor
11/06/2002EP1254357A1 Optical pressure sensor
11/06/2002EP1254356A1 Oil-less differential pressure sensor
11/05/2002US6474173 Pressure sensitive paint system control
11/05/2002US6474142 Device for testing pressure in a gas reservoir
10/2002
10/30/2002EP1252490A1 Fluid diffusion resistant glass-encased fiber optic sensor
10/24/2002WO2001059419A9 Optical pressure sensor
10/24/2002US20020154860 Bragg grating pressure sensor for industrial sensing applications
10/17/2002WO2002080774A2 Method for improved measurement of local physical parameters in afluid-filled cavity
10/15/2002US6465800 Differential transducer for measuring the curvature variations of a surface
09/2002
09/26/2002US20020134162 Hypsometer
09/25/2002EP0990126B1 Pressure sensor
09/24/2002US6456477 Linear capacitance detection circuit
09/17/2002US6450037 Non-intrusive fiber optic pressure sensor for measuring unsteady pressures within a pipe
09/12/2002US20020124656 Electret transducer
09/11/2002EP0830579B1 Formulations and method of use of pressure sensitive paint
09/10/2002US6448621 Sensor apparatus using an electrochemical cell
09/06/2002WO2002068925A1 Pressure sensitive paint system control
08/2002
08/27/2002US6442304 Apparatus and method for protecting devices, especially fibre optic devices, in hostile environments
08/27/2002US6439055 Pressure sensor assembly structure to insulate a pressure sensing device from harsh environments
08/22/2002WO2002065077A1 Temperature-sensing composition
08/22/2002US20020112545 Pressure sensitive paint system control
08/22/2002DE10104659A1 Meßverfahren und -Vorrichtung für Werkzeugmaschinen Measuring method and apparatus for machine tools
08/22/2002DE10103974A1 Verfahren und Vorrichtung zur Prüfung des Fülldruckes eines Airbag-Gasspeichers Method and device for checking the inflation pressure of an airbag accumulator
08/22/2002CA2437874A1 Temperature-sensing composition
08/15/2002US20020110180 Temperature-sensing composition
08/14/2002EP1230532A1 Pressure sensor packaging for harsh environments
08/08/2002WO2002061385A1 Device for testing pressure in a gas reservoir
08/01/2002US20020100315 Device for testing pressure in a gas reservoir
07/2002
07/30/2002US6425290 Oil-less differential pressure sensor
07/23/2002US6422084 Bragg grating pressure sensor
07/09/2002US6418260 Optical fiber and fiber-optic sensing system using the same
07/02/2002US6412349 Force balancing capacitance manometer
05/2002
05/28/2002US6393919 Pressure sensor with a thermal pressure detecting element
05/23/2002DE10055629A1 Optical pressure sensor, comprising a liquid crystal through which light from a waveguide passes, being modified in a measurable way by a pressure wave, then reflected along the same waveguide
05/16/2002WO2002039068A1 Multi-parameter interferometric fiber optic sensor
05/07/2002US6383142 Sound velocity for lung diagnosis
05/07/2002US6382031 Foil manometer
04/2002
04/25/2002WO2002033374A1 Anisotropic distributed feedback fiber laser sensor
04/17/2002EP1197738A1 Anisotropic fibre sensor with distributed feedback
04/04/2002WO2002027382A1 Optical fiber connector, wavelength varying device, pressure sensor, acceleration sensor, and optical device
03/2002
03/21/2002US20020033048 Apparatus and method to angularly position micro-optical elements
03/05/2002US6351987 Fiber optic pressure sensor for DC pressure and temperature
02/2002
02/27/2002EP1181504A1 Fiber optic curvature sensor
02/21/2002US20020020221 Optical pressure sensor
02/13/2002EP1179727A1 Fiber-optic bragg sensor for measurement of pressure and density
02/12/2002CA2025074C Versatile, overpressure proof, absolute pressure sensor
02/07/2002WO2002010703A1 Pressure sensor
02/06/2002CN1334920A Bragg grating pressure sensor
02/05/2002CA2026751C Process and device for the simultaneous measurement of the amount of oxygen and residual pressure in a package
01/2002
01/24/2002WO2002006786A1 Pressure sensor
01/24/2002US20020009279 Optical filter device having creep-resistant optical fiber attachments
01/24/2002US20020009252 Optical sensor device having creep-resistant optical fiber attachments
01/22/2002US6339960 Non-intrusive pressure and level sensor for sealed containers
01/22/2002CA2130364C Capacitive transducer feedback-controlled by means of electrostatic force and method for controlling the profile of the transducing element in the transducer
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