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7630537 |
Three-dimensional shape-measuring device
A 3-D shape measurement apparatus for grasping the state of an object with ease and accuracy is provided. The 3-D shape measurement apparatus includes: a first 3-D sensor 10 a having a projecting...
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7616310 |
Process for determining the particle size distribution of an aerosol and apparatus for carrying out such a process
The present invention provides, for the first time, a process that meets the needs of the drug industry for measuring the particle size of nebulized aerosols simultaneously or one after another by...
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7605361 |
Fuel property detection device
A fuel property detection device for detecting a property of fuel based on a detection signal output from a photoreceptor includes a light guiding member having a reflecting surface located in...
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7605389 |
Particle detector with particle trapping device
A particle detector includes an input port for receiving gas and particulate matter. A charging source generating positively and negatively charged species that charges at least some particulate...
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7582473 |
Apparatus and method for analyzing bacteria
An apparatus for analyzing bacteria is described that includes an analyte sample preparing section for preparing an analyte sample from a specimen; a detector for detecting optical information from...
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7491928 |
Extended optical traps by shape-phase holography
A method and system for establishing extended optical traps for commercial use. The method and system employs a diffractive optical element (DOE) to process a light beam wherein the DOE includes...
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7492459 |
Optical droplet sensor and method
An optical droplet sensor can include a light emitter, a light receiver and a light guide, and can be adhered onto an inner surface of a windshield via a light transmissive adhesive layer. The...
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7493219 |
Method of discriminating particle groups and particle analyzer
A method for discriminating particle groups comprises generating, by a particle analyzer, a particle characteristic distribution histogram in which the abscissa indicates respective channels for...
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7468523 |
Raindrop detection apparatus having lens unit larger than radius of reflected light
A raindrop detection apparatus includes a light emitting unit for emitting light to an inner side of a windshield, a light receiving unit for receiving the light reflected by an outer surface of...
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7464581 |
Vacuum apparatus including a particle monitoring unit, particle monitoring method and program, and window member for use in the particle monitoring
It is an object to provide a vacuum apparatus capable of evaluating its cleanness precisely by surely monitoring particles including deposits readily detached from the apparatus, and a particle...
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7446317 |
Multipass cell for gas analysis using a coherent optical source
A multi-pass gas cell that operates with reflected radiation pass through a gas, the reflected radiation transmitted and received by first and second fiber optic ports that are subject to an...
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7440144 |
Image input/output apparatus
An image input/output apparatus having a scanner unit disposed at an upper stage of an apparatus body and a liquid jet recording unit installed at a lower stage of the apparatus body includes a...
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7422693 |
Monitoring and control system for blood processing
The invention relates generally to methods of monitoring and controlling the processing of blood and blood samples, particularly the separation of blood and blood samples into its components. In...
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7414237 |
Optoelectronic sensor device for a motor vehicle
A sensor for detecting moisture on a pane includes a coupler having prisms arranged in coupling areas for coupling light from a transmitter into the pane at an input angle and prisms arranged in...
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7414255 |
Drop counter
The present invention relates to a Drop Counter for counting a succession of falling liquid drops. The Drop Counter includes a light emitting diode for providing a light beam directed to a falling...
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7372063 |
Optical detector for the presence of gas bubbles in a liquid
The invention concerns a method for detecting gas bubbles in a liquid adapted to a device comprising a light source, a light detector and a data controlling and processing unit connected to a...
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7361922 |
Differential absorption lidar apparatus having multiplexed light signals with two wavelengths in a predetermined beam size and beam shape
A differential absorption lidar includes: a light signal generation unit for generating first, second CW light signals with first, second wavelengths having different absorption coefficients with...
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7324004 |
Cargo smoke detector and related method for reducing false detects
A method for reducing false detects may include emitting an infrared light beam from a primary emitter to a primary monitor detector, measuring a first voltage value using a primary receive...
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7311849 |
Control device for the separate collection of blood components in output from a blood centrifugation cell
The invention provides a control device for the separate collection of blood components in output from a blood centrifugation cell. The control device comprises: a support which comprises a recess...
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7309873 |
Raindrop sensor
A raindrop sensor includes a light-emitting element, a light-receiving element and a light guide body. The light-emitting element and the light-receiving element face a transparent panel. The light...
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7301641 |
Fiber optic smoke detector
A passive sensor housing has an air gap formed therein between a collimating lens and a lens focused mirror reflecting optical light signals transmitted through the lens into the air gap within...
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7297932 |
Vehicle optoelectronic precipitation sensor with adjustable lens holder
An optoelectronic sensor for sensing wetting of a windshield includes a first circuit, and a radiation emitter and a radiation detector both arranged on the first circuit to emit radiation toward...
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7295942 |
Increasing robustness of online calibration through motion detection
In a method for controlling an orienting/positioning system, the orienting system comprises at least one sensor means, an external motion detection device for detecting an externally-caused motion...
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7265832 |
Optical flow meter for measuring gases and liquids in pipelines
An optical system design for measuring the velocity of fluids flowing through pipes or other conduits is disclosed. The optical system is comprised of a means for delivering two beams through a...
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7247838 |
Rain/moisture and object imaging system for vehicle
An image processing system includes a lamp which emits light to a glass, an imaging device which captures light which is emitted from the lamp and reflected by the glass, and an optical filter,...
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7242017 |
Device to detect and/or characterize individual moving objects having very small dimensions
The invention relates to a device to detect and/or characterize individual moving objects having very small dimensions which comprises a photo electric sensor having at least one light beam emitter...
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7230260 |
Raindrop sensor
A raindrop sensor for sensing water attached to a second surface of a transparent body includes a light emitting element, a light guide body, a light receiving element, and an abnormality...
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7224454 |
Apparatus and process for analyzing a stream of fluid
An analyzing probe for insertion into numerous different environments to determine at least one characteristic of particulate matter suspended in a fluid stream of a test sample. Preferably, the...
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7211787 |
Particle movement device
This invention relates to a process for moving a particle using a device comprising a substrate ( 4 ), a wave guide ( 2 ) and a grating ( 6 ) formed on the wave guide, in which:
light with...
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7208723 |
Image processing system which processes an image captured by an imaging device through a lens having a focus which is adjusted to a point beyond the glass
An image processing system that detects foreign matter on a glass window of a vehicle and objects in front of the vehicle. The system includes an image processor, a first lamp, and a second lamp....
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7199388 |
Liquid level detecting device
The present invention aims at attaining a liquid surface level detecting apparatus, which can be used in various detection targets and usage environments without selecting a detection target, can...
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7193233 |
Variable area flow rate meter using optical sensing of float position in the duct
A flowmeter has a variable area, vertically-oriented duct through which flows fluid whose flow rate is to be determined. A float in the duct assumes a position in the duct that depends on the flow...
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7167099 |
Compact particle sensor
A compact particle sensor for detecting suspended particles includes a housing, a light source, a light receiver and a plurality of optical elements. The housing provides a test chamber and...
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7157727 |
Optical detector able to sense the presence of a container and content therein, and container and printer using the same
A content detecting apparatus uses a signal from a light-receiving part receiving light projected from a light emitting part to detect ink in an ink cartridge. The light-emitting part and the...
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7127356 |
Sensors and methods for high-sensitivity optical particle counting and sizing
A single-particle optical sensor, which has high sensitivity and responds to relatively concentrated suspensions, uses a relatively narrow light beam to illuminate an optical sensing zone...
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7122784 |
Stabilizer that compensates for a gap between a vehicle windshield and a section of a moisture sensor attached thereto
A stabilizer for placement between a rain or moisture sensor unit and a vehicle windshield to compensate for incongruency between the moisture sensor unit and an optical coupler located between the...
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7122820 |
Method for determining visibility, amount of precipitation and type of precipitation
The invention is directed to a method and a combined visibility measuring and precipitation measuring instrument for determining visibility, amount of precipitation and type of precipitation.
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7115893 |
Chemical agent sensor having a stationary linear fringe interferometer
A sensor having an input to an interferometer. The input may receive emissions from a detected fluid. The output of the interferometer may be focused on an array of light detectors. Electrical...
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7105849 |
Hydrocarbon fluid analysis module
Apparatus and method for quantifying the oil and water fractions of a multi-phase flow stream and their respective flow rates. The hydrocarbon fractions are determined based on information gathered...
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7087877 |
Auto focus for a flow imaging system
A pair of optical gratings are used to modulate light from an object, and the modulated light from either grating is used to determine the velocity of the object. Each optical grating is offset...
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7058267 |
Method for manufacturing of an optical fiber with a decoupling interface for scattered light, use of an optical fiber and device for monitoring of the light power guided through an optical fiber
Method for manufacturing of an optical fiber with a decoupling interface for scattered light to monitor the power of light guided through the optical fiber, where the optical fiber has a core...
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7053783 |
Pathogen detector system and method
A pathogen detector has a sample area for containing environmental air, a light source on one side of the sample area for directing a collimated beam of light through the sample air so that part of...
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7049622 |
Optical position sensor for determining the interface between a clear and an opaque fluid
An inexpensive, optical position sensor for measuring a position or length, x, along a one-dimensional curvilinear, coordinate system. The sensor can be used, for example, to determine the position...
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7025544 |
Machine tool and lubricant jetting state detector for machine tool
A machine tool capable of jetting atomized lubricant (h) forward from the tip of a cutter ( 17 ), characterized by comprising a lubricant jetting state detector for detecting the jetting state of...
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7019321 |
Sensing device and its sensing method, and wiper controlling apparatus using the same
In a rain sensing device, a sensing device that can estimate the size of raindrops or the like without a large amount of hardware resources, and its sensing method, and a wiper controlling...
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7009170 |
Active remote sensing using a simultaneous spectral sampling technique
A system for sensing a characteristic of a sample may include a tunable source configured to emit optical radiation that varies over a wavelength range at a sweep frequency and a reference source...
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7009169 |
Method for measuring particle size distribution of a population of particles
The present invention provides for measuring a particle size distribution of a population of particles using a light scattering particle sizing instrument having a plurality of selectable imaginary...
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7002480 |
Deposit detector and control device using it
A deposit detector in which deposit on a detection surface has a surface shape effect, and generation of a flashing phenomenon caused by irregular reflection of the light incident on the deposit...
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6972423 |
Sensor
The present invention pertains to a sensor, suitable for use in the detection of an analyte in a fluid, comprising: a tube ( 4 ) defining a flow path for the fluid; a generally planar member ( 3 )...
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6969865 |
Systems and methods for detection and measurement of elements in a medium
Systems and associated methods are provided for improving detection and measurement of elements in a medium, particularly the measurement of gaseous bubbles in liquid medium, such as blood injected...
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