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)
11/2004
11/18/2004US20040226383 Pressure sensor capsule
11/18/2004US20040226382 Contaminant deposition control baffle for a capacitive pressure transducer
11/18/2004DE10319417A1 Druckaufnehmer mit Temperaturkompensation Pressure sensor with temperature compensation
11/17/2004CN1547723A Interrogation method for passive sensor monitoring system
11/17/2004CN1546970A Pressure sensor of piezoelectric excitation vibrating cylinder
11/17/2004CN1546969A Manganin-constantan composite Lagrange's pressure sensor and manufacturing method thereof
11/17/2004CN1546968A Pressure sensor of magnetic excitation vibrating cylinder
11/16/2004US6819118 Sensing device
11/11/2004WO2004097361A1 Temperature-compensated pressure gauge
11/11/2004WO2004096007A2 Methods and devices for mechanical resonator evaluation
11/11/2004WO2004080885A3 Membrane sensor
11/11/2004US20040221656 Pressure sensor header having an integrated isolation diaphragm
11/11/2004DE10354189A1 Pressure sensor assembly, especially for a motor vehicle braking system has a pressure element mounting in the form of a pressure pipe with a pressure measurement element and electronics contained within a sealed housing
11/11/2004DE10318069A1 Pressure sensor has a resonating beam that is excited at a resonance frequency, which depends on the deformation of a pressure membrane, with the beam subjected to alternate excitation and measurement
11/11/2004DE10314910A1 Drucksensor Pressure sensor
11/11/2004DE102004014728A1 Unit for sensing physical quantity Unit for sensing physical quantity
11/11/2004CA2564854A1 Methods and devices for mechanical resonator evaluation
11/10/2004EP1475623A1 Pressure measuring device with feedthrough connection and procedure for making the connection
11/10/2004CN1545612A Sensor using electro active curved helix and double helix
11/10/2004CN1544901A Micro dynamic piezoresistance pressure sensor and manufacturing method thereof
11/09/2004US6813956 Double stop structure for a pressure transducer
11/09/2004US6813954 High sensitivity pressure sensor with long term stability
11/04/2004WO2004094975A1 Method of and apparatus for measuring a parameter of process media including a liquidless seal connection
11/04/2004WO2004094974A1 Pressure gauge having a plate for mechanically actuating a pointer and components of an inductive sensor
11/04/2004US20040219706 System and method of fabricating micro cavities
11/04/2004US20040216528 Apparatus and methods for heat loss pressure measurement
11/04/2004US20040216527 Apparatus and methods for heat loss pressure measurement
11/04/2004US20040216526 Surface acoustic wave pressure sensor with microstructure sensing elements
11/04/2004DE202004012505U1 Transducer for producing electrical signal dependent on pressure of fluid has diaphragm pressing against spring and pushing tapering pin into beam of light
11/04/2004DE10313908B3 Capacitive pressure sensor has screening electrode for one of capacitor electrodes supplied with potential dependent on measuring potential of screened electrode
11/03/2004EP1472727A2 Semiconductor component comprising a sensor surface or an actuator surface, and method for producing the same
11/03/2004CN2653473Y Wind pressure measurer for train tail
11/03/2004CN1174228C Scalable process transmitter
11/02/2004US6810746 Sensor arrangement with pressure detector and sensor circuit
11/02/2004US6810745 Temperature dependent sensitivity compensation structure of sensor
10/2004
10/28/2004US20040211262 Sensor element having an integrated reference pressure
10/28/2004US20040211260 Methods and devices for determining the resonance frequency of passive mechanical resonators
10/28/2004DE102004012277A1 Sensorvorrichtung Sensor device
10/27/2004EP1471341A1 Small sensor mounting on a container with a concentric pressure screw
10/27/2004EP1471340A1 Vibrating type pressure sensor
10/27/2004EP1471335A2 Sensor with thread behind transducer for a fastening to a container and solder-pressure-contact for shielding
10/27/2004EP1470462A2 Programmable tracking pressure regulator for control of higher pressures in microfluidic circuits
10/27/2004EP1470405A1 An absolute micromachined silicon pressure sensor with backside hermetic cover and method of making the same
10/27/2004EP1470032A1 Pressure sensor integrated into an electro-hydraulic control unit
10/27/2004EP1198361B1 Pressure monitor system
10/27/2004EP0953146B1 Multi-wavelength optical drive/sense readout for resonant microstructure
10/26/2004US6807865 Pressure sensor with a radially tensioned metal diaphragm
10/26/2004US6807864 Pressure sensor with water repellent filter
10/21/2004WO2004090493A1 Electronic device provided with two connectors interconnected by a flexible conductive strip
10/21/2004WO2004089207A1 Method for measuring pressures deriving from leakage current
10/21/2004US20040206186 Engine cylinder pressure sensor
10/21/2004US20040206185 Anticorrosive vacuum sensor
10/21/2004US20040206184 Optical device for measuring pressure or force
10/21/2004DE202004000428U1 Pressure monitor e.g. for control room, monitors pressures to 2000 Pa by diagonal tubing manometer and light barrier with electronic circuit operated battery and when adjusted pressure is exceeded optical and acoustic signal is produced
10/21/2004DE19914728B4 Sensoranordnung und Verfahren zur Herstellung Sensor arrangement and methods for making
10/21/2004DE10316032A1 Elektronisches Gerät Electronic Instrument
10/21/2004DE102004016394A1 Halbleiterdrucksensor Semiconductor pressure sensor
10/21/2004DE102004014919A1 Drucksensor, der eine Metallmembran mit einer Konvexität besitzt Pressure sensor having a metal diaphragm having a convexity
10/21/2004DE102004014917A1 Halbleitervorrichtung und Verfahren eines Drahtkontaktierens für eine Halbleitervorrichtung A semiconductor device and method of a wire for contacting a semiconductor device
10/21/2004DE102004012862A1 Vorrichtung zum Erfassen einer physikalischen Grösse A device for detecting a physical quantity
10/20/2004EP1469293A1 Engine cylinder pressure sensor
10/20/2004CN2650099Y 压力开关传感器 Pressure Switch Sensor
10/20/2004CN2650098Y 孔隙水压力测量传感器 Pore ​​water pressure measurement sensor
10/20/2004CN2650097Y 发动机机油压力传感器 Engine oil pressure sensor
10/20/2004CN2650096Y Internal power supply precision digital pressure gauge
10/20/2004CN1172171C Pressure transmitter for clean environments
10/20/2004CN1172170C High-temp resisting petroleum downhole dynamic pressure sensor
10/20/2004CN1172169C Silicon saphire force-sensitive sensor and its making process
10/20/2004CN1172168C Sensor assemsbly
10/19/2004US6805010 Pressure sensor module
10/19/2004US6804883 Mounting semiconductor pressure pick-up on lead grid; electrically connecting; inserting injection molding die; enclosing in housing; clamping die parts to cover channel
10/14/2004WO2004088266A1 High-frequency resonator for pressure sensors
10/14/2004WO2004088265A1 Low tce fill fluid for barrier diaphragm pressure sensors
10/14/2004WO2004088264A1 Optical device for measuring fluid pressure
10/14/2004WO2004088258A1 Pressure sensor
10/14/2004US20040200291 Multilayer ceramic pressure sensor
10/14/2004US20040200289 Liquidless seal connection
10/14/2004US20040200286 High pressure sensor comprising silicon membrane and solder layer
10/14/2004DE10337571A1 Manufacture of micromechanical pressure sensor, has measuring element formed from resistance layer deposited using sputtering process with airflow in region of deposition
10/14/2004DE10314578A1 Hochfrequenzresonator Frequency resonator
10/14/2004DE102004010356A1 Tiefpassfilter mit geschaltetem Kondensator und Halbleiter-Drucksensorvorrichtung mit diesem Filter Low pass filter with switched-capacitor and semiconductor pressure sensor apparatus with this filter
10/13/2004EP1466308A1 Sensor arrangement
10/13/2004EP1466151A1 Pressure transducer with dual slope output
10/13/2004EP1305584B1 High pressure sensor, method and tool for producing the same
10/13/2004EP0974156B1 Microtip vacuum field emitter structures, arrays, and devices, and methods of fabrication
10/13/2004CN1536343A 半导体压力传感器 The semiconductor pressure sensor
10/12/2004US6802222 Diaphragm-type semiconductor device and method for manufacturing diaphragm-type semiconductor device
10/12/2004CA2325797C Pressure measuring device
10/07/2004WO2004086457A2 Capacitance manometer having a relatively thick flush diaphragm under tension to provide low hysteresis
10/07/2004WO2004085984A1 Pressure measurement device including an absolute and an atmospheric pressure sensor connected by a bus to a circuit for calculating gage pressure
10/07/2004US20040197957 Integrated sensor packages and methods of making the same
10/07/2004US20040196050 Pressure, temperature and contact sensor
10/07/2004US20040194550 Semiconductor pressure sensor
10/07/2004US20040194532 Transducer in-situ testing apparatus and method
10/07/2004US20040194300 Method of making conformal fluid data sensor
10/07/2004DE10313738A1 Capacitive micro-mechanical sensor for detecting pressure, has separately processed components with semiconductor material, electrodes and a steel membrane
10/07/2004DE10312661A1 Konfokaler faseroptischer Brennraumdrucksensor Confocal optical fiber combustion chamber pressure sensor
10/07/2004DE10312174A1 Pressure signaler for measuring combustion chamber pressure in a combustion engine has a pressure transfer piston made of ceramic material arranged between a membrane and a pressure measurement element
10/06/2004EP1464941A1 Pressure sensor
10/06/2004EP1463927A2 Relative pressure sensor
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