Patents
Patents for G01L 9 - Measuring steady or quasi-steady pressure of a fluid or a fluent solid material by electric or magnetic pressure-sensitive elements; Transmitting or indicating the displacement of mechanical pressure-sensitive elements, used to measure the steady or quasi-steady pressure of a fluid or fluent solid material, by electric or magnetic means (16,396)
06/1999
06/23/1999EP0924501A2 Thick film piezoresistor sensing structure
06/23/1999EP0923717A1 Device for determining the pressure and temperature in the suction pipe of an internal combustion engine
06/23/1999EP0923334A1 Measurement of fluid pressure such as blood pressure
06/22/1999US5915281 Silicon force and displacement sensor
06/17/1999WO1999030122A1 Dynamic pressure sensor, photo acoustic gas detector, microphone, hydrophone and their manufacturing
06/17/1999WO1999030121A1 Capacitance type pressure sensor unit
06/17/1999DE19755192A1 Capacitive pressure pickup for measuring pressure in IC engine combustion chamber
06/17/1999DE19753874A1 Minute, linear pressure sensor with integral signal conditioning circuitry
06/16/1999EP0922946A2 Pressure sensor
06/16/1999EP0922945A2 Pressure sensor
06/16/1999EP0922944A2 Method for manufacturing integrated structures including removing a sacrificial region
06/16/1999EP0922207A1 Bourdon tube pressure gauge with integral optical strain sensors for measuring tension or compressive strain
06/16/1999CN2324540Y Portable pressure gauge
06/15/1999US5913260 System and method for detecting deformation of a membrane
06/15/1999US5912499 Pressure transducer comprising a sealed transducer with a rigid diaphragm
06/10/1999WO1999028721A1 Pressure transducer housing with barometric pressure isolation
06/10/1999WO1999028720A1 Pressure transducer having a tensioned diaphragm
06/10/1999WO1999028719A1 Non-contaminating pressure transducer module
06/10/1999WO1999028718A1 Fluid monitoring device
06/10/1999DE19750131A1 Mikromechanische Differenzdrucksensorvorrichtung Micro-mechanical differential pressure sensor device
06/10/1999CA2286779A1 Pressure transducer having a tensioned diaphragm
06/09/1999EP0920388A2 Electrical device having atmospheric isolation
06/08/1999US5911162 Capacitive pressure transducer with improved electrode support
06/02/1999EP0919796A1 Differential pressure measurement arrangement utilizing dual transmitters
06/02/1999EP0918981A1 Ceramic pressure sensor capsule
06/02/1999DE19830805A1 Semiconductor pressure measuring sensor
05/1999
05/27/1999WO1999026048A1 Micromechanical differential pressure sensor device
05/20/1999DE19750193A1 Motor vehicle tank sealing diagnosis during changes in vehicle operating altitude
05/19/1999EP0767899B1 Method of mounting an absolute pressure sensor
05/19/1999EP0742893B1 A capacitive pressure sensor having a reduced area dielectric spacer
05/19/1999EP0741873B1 A passive sensor system using ultrasonic energy
05/19/1999CN1217059A Pressure sensor component mounted on the insertjion surface of circuit board
05/18/1999US5905209 Output circuit for pressure sensor
05/12/1999EP0915327A1 Pressure sensor
05/12/1999EP0915326A1 Method of manufacturing a pressure transducer and pressure transducer
05/12/1999DE19843471A1 Pressure identification system with sensor body and housing arranged outside body
05/11/1999US5902933 Pressure sensor and its application
05/06/1999WO1999022212A1 Structure equipped with electric contacts formed through said structure substrate and method for obtaining said structure
05/06/1999EP0913678A2 Semiconductor pressure sensor
05/06/1999EP0913677A1 Pressure detection device
05/06/1999EP0912878A1 Improved heated pressure transducer assembly
05/06/1999DE19747254A1 Non-invasive inner pressure measurement in elastic vessels deformed by external application of force
05/05/1999CN1216107A Device for determining pressure and temp. in suction pipe of IC engine
05/04/1999US5900554 Pressure sensor
05/04/1999US5899962 In a process control system
04/1999
04/29/1999WO1999020990A1 Device for performing measurements in a space by means of a chip
04/28/1999EP0911623A2 High pressure sensor and method of forming
04/28/1999CN2316646Y Working pressure-tester
04/28/1999CN2316645Y 压力传感器 Pressure sensors
04/27/1999US5898359 High pressure detector comprising an interface layer having alumina and zinc oxide particles dispersed in a glass matrix; corrosion resistance, accuracy sensing
04/22/1999DE19743288A1 Mikromechanischer Sensor Micromechanical sensor
04/21/1999EP0909937A1 Semiconductor strain sensor, method of manufacturing the sensor, and scanning probe microscope
04/21/1999EP0890087A4 Capacitive pressure transducer with an integrally formed front housing and flexible diaphragm
04/21/1999CN2315558Y 可调式固定负荷传感器 Adjustable fixed load sensor
04/21/1999CN2315557Y Inner pressure measurer for nickel-hydrogen battery
04/15/1999DE19739961C1 Gas pressure determining method for cavity of semiconductor micro-m-mechanical sensor chamber with deformable wall of semiconductor component
04/14/1999EP0907882A1 Semiconductor device
04/14/1999EP0907881A1 Pressure sensor for mounting on the components side of a printed circuit board
04/14/1999EP0907880A1 Pressure sensor component mounted on the insertion surface of a circuit board
04/14/1999EP0907335A1 Sensor/guide device
04/14/1999CN1213608A Ejector pin with pressure sensor
04/08/1999WO1999017089A1 Sensor and method for operating the same
04/08/1999WO1999017088A1 Method for filling the measuring chamber of a transducer measuring pressure or pressure differential with a pressure transmission liquid and a pressure or pressure differential measuring transducer
04/08/1999WO1999006788A3 Distance measuring device and method for determining a distance
04/08/1999CA2305317A1 Micromechanical sensor and method for operating the sensor
04/07/1999EP0906559A1 Impulse line blockage detector systems and methods
04/07/1999CN2313215Y Laminated-capacitor type force-sensitive sensor
04/07/1999CN1213081A Electronic device and method for forming membrane for electronic device
04/06/1999US5892156 Pressure measuring sensor and apparatus having a seal between a housing having spring-elastic properties and a pressure measuring cell
04/06/1999US5892143 Sensor device with fluid introduction holes
04/06/1999US5891751 Hermetically sealed transducers and methods for producing the same
04/01/1999WO1999015868A1 Semiconductor detector with a base structure and at least one deformable body
04/01/1999WO1999015823A1 Diagnostic device and method for pressure regulator
04/01/1999DE19741428A1 Halbleitersensor mit einem Grundkörper und wenigstens einem Verformungskörper Semiconductor sensor having a base body and at least one deformation member
03/1999
03/31/1999EP0905496A2 Pressure sensor
03/31/1999EP0905495A1 Protective coating for integrated circuit devices and fabrication process thereof
03/31/1999EP0904008A1 Pressure transducer apparatus with disposable dome
03/31/1999EP0879420A4 Improved charge rate electrometer
03/30/1999US5889352 Piezo-electric/electrostrictive film type element
03/30/1999US5889311 Semiconductor acceleration sensor
03/30/1999US5889211 Media compatible microsensor structure and methods of manufacturing and using the same
03/30/1999US5888845 Method of making high sensitivity micro-machined pressure sensors and acoustic transducers
03/30/1999US5888761 Etching method for forming air bridge pattern on silicon substrate
03/30/1999US5888412 Method for making a sculptured diaphragm
03/26/1999CA2248385A1 Protective layer for integrated circuits and method for the manufacturing thereof
03/25/1999WO1999013979A1 Pressure sensing reaction vessel for microwave assisted chemistry
03/24/1999EP0903568A2 Method for manufacturing a pressure measure device equipped with a resonating element
03/24/1999CN2311768Y Tension sensor
03/24/1999CN1212052A Pressure sensor diagnostics in process transmitter
03/23/1999CA2107874C Piezoelectric sensor
03/18/1999WO1999013307A1 High sensitivity fiber optic pressure sensor for use in harsh environments
03/18/1999WO1998059228A3 Capacitive pressure transducer with improved electrode support
03/17/1999CN1042586C Transducer with inner conductive cover for EMI shielding
03/16/1999US5883779 Pressure sensor
03/16/1999US5883420 Sensor device having a pathway and a sealed cavity
03/16/1999CA2006161C Capacitive pressure sensor with minimized dielectric drift
03/09/1999US5880509 Semiconductor pressure sensor and its manufacturing method
03/09/1999US5880373 Differential pressure measuring arrangement
03/09/1999US5880372 Media compatible pressure sensor device utilizing self-aligned components which fit together without the need for adhesives
03/09/1999US5880371 Pressure transducer apparatus and method for making