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7385381 |
Sensor manufacture with data storage
A biometric sensing device includes a sensor manufacture for sensing a biometric stimulus. The sensor manufacture is also configured to persistently store data electronically, such as security data.
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7362109 |
Gem tester using electrical photoconductivity
Diamond look-alikes like cubic zirconium, moissanite and other synthetic stones, are distinguishable from nature diamonds based on their thermal and/or electrical conductivities. Germ testers that...
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7332360 |
Early detection of metal wiring reliability using a noise spectrum
The present invention generally provides an apparatus and a method for inspecting a substrate in a substrate processing system. In one aspect, a voltage or current source is used in conjunction...
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7327132 |
Testing procedure for evaluating diffusion and leakage currents in insulators
A method for predicting long-term electrical insulation properties of composite materials in a moist environment. The method including the steps of providing a specimen, and testing the specimen to...
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7323858 |
Method for measuring pressure
A method used to measure pressure in an area which is closed by an solenoid valve ( 106 ) performs the following steps: applying voltage to the solenoid valve ( 106 ), determining the peak of a...
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7317308 |
System and method for measuring electric current in a pipeline
A system for measuring a voltage differential in a current-carrying pipe using a propulsion vehicle for conveying the system inside the pipe. The system includes a first contact for maintaining...
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7309414 |
Method for measuring localized corrosion rate with a multi-electrode array sensor
A method of measuring localized corrosion, using a multi-electrode array sensor. The method eliminates the effect of internal current in corroded electrodes, and thus provides a more accurate...
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7307409 |
Transportable measuring probe, measuring system, process for determining measurement values, and use of the measuring system
A transportable measuring probe is provided having a transmitting and receiving module for wireless transmission of information, wherein the transmitting and receiving module is suitable for...
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7301324 |
Recording medium detecting system
A recording medium detecting system includes a magnetic field-generating unit that generates an alternating magnetic field in a predetermined particular region, a detecting unit provided close to...
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7298127 |
Particle detection
Particle detection and characterizing apparatus has an insulating tube along which the particles flow. Five electrodes spaced along the outside of the tube are connected via amplifiers to a...
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7292052 |
DCVG-CIPS measuring apparatus for detecting the results of a pipe line
The present invention relates to a pipeline examination apparatus for Direct Current Voltage Gradient (DCVG) and Closed Interval Potential Survey (CIPS) methods. The pipeline examination apparatus...
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7288927 |
Remote substance identification and location method and system
This invention relates to a method and system for remote detection of a targeted substance by the appropriate application of a probing signal that induces molecular resonance in the target...
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7239150 |
Pavement material microwave density measurement methods and apparatuses
A method of obtaining a material property of a pavement material from a microwave field generally includes generating a microwave frequency electromagnetic field of a first mode about the pavement...
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7235961 |
Method for managing corrosion of an underground structure
A method for managing corrosion of an underground structure includes placing an anode in the ground and electrically connecting it to the underground structure. Access to the ground is obtained...
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7200498 |
System for remediating cross contamination in semiconductor manufacturing processes
The present invention defines a system ( 100 ) for detecting copper contamination within a semiconductor manufacturing process. According to the present invention, a semiconductor wafer ( 102 ) is...
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7199594 |
Biosensor apparatus and method with sample type and volume detection
A biosensor apparatus and method with sample type and cell volume detection. The apparatus includes a sine wave generator to apply an AC signal to a biosensor cell containing a sample, a...
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7190154 |
Method and system for measuring a condition of a structure
A method for measuring a condition of a structure including: moving a measurement probe through a tunnel and measuring the condition of the structure with the measurement probe wherein the tunnel...
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7189312 |
Under water cable system having an earthing electrode
An earthing electrode assembly and method for providing a submerged electrical apparatus with an earth path, the electrode assembly having an earthing electrode, an attachment device for attaching...
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7157897 |
Method and system for electronic detection of mechanical perturbations using BIMOS readouts
A sensor for detecting mechanical perturbations represented by a change in an electrical signal includes a structure such as a cantilever, membrane, etc. and a field effect transistor such as a...
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7119553 |
Security scanners with capacitance and magnetic sensor arrays
Security scanning devices based on electrical tomography, including tomography systems based on the measurement of capacitance (ECT) and electromagnetic tomography (EMT), in combination with...
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7095222 |
Leak detection method and system in nonmetallic underground pipes
A method for locating leaks in nonmetallic pipes on the principal of measuring and graphing the intensity of electric fields. Leaks are located by creating a closed circuit with a negatively...
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7095221 |
Doppler radar sensing system for monitoring turbine generator components
The invention provides a sensing system and a method for monitoring the damage to turbine components in a turbine generator. The sensing system comprises an electromagnetic wave generator that...
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7084646 |
Method of detecting a gas bubble in a liquid
A method of detecting a gas bubble in a measuring chamber filled with a liquid. The electrical conductivity of the liquid or a variable derived therefrom is measured in the measuring chamber at a...
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7068048 |
Microwave sensor for measuring a dielectric property of a product
The application relates to a microwave sensor for measuring a dielectric property, especially the density and/or moisture content of a product, having a microwave resonator, wherein a product...
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7064559 |
Non intrusive and dynamic method for measuring a distance or the variation thereof through dielectrics
A non intrusive method and system for the dynamic measurement of a distance, or the variations over time thereof, constituting the thickness, or the variations thereof, of a thin compressible...
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7056072 |
Method and apparatus for controlling movement of cutting blade and workpiece
A method of controlling a relative movement of a cutting blade and a workpiece which are moved relative to each other by a movement device in an operation with a machine tool. The method includes a...
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7042231 |
Method for monitoring the properties of pharmaceutical articles
In a method for monitoring the properties of pharmaceutical articles ( 2 ), in particular capsules ( 2 ), in a machine ( 1 ) that makes the articles ( 2 ), the pharmaceutical articles ( 2 ) are fed...
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7012418 |
Measuring system with ratiometric frequency output
A measuring device, with a digital interface for the transmission of digital signals to an evaluation unit, is disclosed, whereby the interface includes a clock input, to which a system clock...
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7009376 |
SnO2 ISFET device, manufacturing method, and methods and apparatus for use thereof
A SnO 2 ISFET device and manufacturing method thereof. The present invention prepares SnO 2 as the detection membrane of an ISFET by sol-gel technology to obtain a SnO 2 ISFET. The present...
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6995550 |
Method and apparatus for determining properties of an electrophoretic display
A method for sensing the state of an electrophoretic display includes the steps of applying an electrical signal to a display element, measuring an electrical response for the display element, and...
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6992594 |
Pipeline monitoring system
Disclosed is a Test Point Monitor (TPM) remotely coupled to a Test Point Interrogator (TPI) for the purpose of measuring and communicating cathodic protection voltage values from an object of...
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6982563 |
Monitoring of corrosion induced loss of material by means of a plurality of electrical resistance measurements (field signature method, electrical resistance tomography)
A method of monitoring or predicting corrosion using a field signature method is provided which is intended to be applicable to non-linear locations, such as bends, junctions and the like. The...
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6979991 |
Nondestructive, electrical impedance-based, thermal barrier coating inspection
A method and apparatus are provided for inspecting a coated substrate such as a multi-layer coating on a substrate of a turbine airfoil. At each of a number of locations along the airfoil a number...
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6972551 |
Beam profile monitor with accurate horizontal and vertical beam profiles
A widely used scanner device that rotates a single helically shaped wire probe in and out of a particle beam at different beamline positions to give a pair of mutually perpendicular beam profiles...
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6959618 |
Particle characterization apparatus
An apparatus is provided for characterizing cells in a biological liquid sample and operating according to the Coulter principle. The apparatus has a disposable sensor unit and a docking station...
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6937002 |
Method of using an array of electrodes for high throughput development and testing of materials
Methods and apparatus employ the use of arrays ( 301, 902 ) of two or more electronically-discrete electrodes ( 1, 2, 3 . . . ) to facilitate high-throughput preparation and testing of materials...
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6932891 |
Wear indicator for sacrificial anode
An apparatus for indicating when a predetermined portion of a sacrificial anode has been corroded comprises a detector embedded within the interior of the sacrificial anode initially at a...
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6931216 |
Image forming apparatus and the control method including a feature of detecting a remaining amount of a developer
In an image forming apparatus having a toner container, the remaining amount of toner is detected by measuring a capacitance caused by a toner detector member in the toner container. It is...
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6919729 |
Corrosivity measuring device with temperature compensation
An improved corrosion measurement system for determining the rate of corrosion of a fluid medium. The system is comprised of a highly sensitive excitation and amplification electronic circuitry for...
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6912917 |
Differential fluid parameter determination
Methods and apparatuses for determining a fluid parameter in a vessel by altering a property of the fluid, sensing the difference in the property after the fluid is altered, particularly as related...
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6909291 |
Systems and methods for using non-contact voltage sensors and corona discharge guns
A method and a system for calibrating the work function of a non-contact voltage sensor are provided. The method includes preparing a reference sample to have a stable work function, measuring a...
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6909269 |
Particle detector and particle analyzer employing the same
A particle detector includes first and second cells, the first cell supplying a liquid containing particles to the second cell; electrodes respectively provided in the first cell and the second...
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6903561 |
Circuitry for measuring mechanical stress impressed on a printed circuit board
A circuit for measuring mechanical stress impressed on a printed circuit board includes a number of electrically conductive pads formed on at least one outer surface of the printed circuit board,...
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6903540 |
Anode rod depletion indicator
An Anode Rod Depletion Indicator for use with a sacrificial anode in a fluid storage tank. A core wire, which is arranged within the anode, has a series of hollow or fluted passageways. When the...
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6897659 |
Device for testing the quality of rope-like materials
A device for testing the quality of rope-like materials in the form of yarns, rollings, fiber bands and the like employs a microwave resonator and devices for determining the displacement of the...
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6897475 |
Test structure and related methods for evaluating stress-induced voiding
This disclosure provides, in one aspect, a test structure formed within a semiconductor wafer. In one embodiment, the test structure comprises a plurality of first level bulk metals having varying...
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6894474 |
Non-intrusive plasma probe
A probe for measuring plasma properties in a processing chamber, comprises a conductive rod having a front portion and a rear portion. The front portion of the conductive rod comprises a probe...
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6891359 |
Circuitry and methodology to establish correlation between gate dielectric test site reliability and product gate reliability
A method and system for predicting gate reliability. The method comprises the steps of stressing a gate dielectric test site to obtain gate dielectric test site data and using the test site data to...
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6879143 |
Method of selectively aligning and positioning nanometer-scale components using AC fields
An improved and novel method of selectively aligning and positioning nanometer-scale components using AC fields. The method provides for more precise manipulation of the nanometer-scale components...
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6873162 |
System and method for determining a dielectric property associated with a substrate
A system and method for determining the dielectric properties associated with a substrate. In one embodiment, a network analyzer measures scattering parameters for at least two lines of...
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