Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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| Number | Title | Issue Date |
| 7435010 | High temperature light guide Disclosed is a method of forming an optical monitoring or transmitting light guide and a resulting apparatus that begins by bonding a bundle of optical fibers together using an epoxy and polishing the distal end of the bundle of optical fibers to create an optical a... | 10/14/2008 |
| 7331692 | Light beam projector with filter set rotating on its own axis A light beam projector has a light source and a reflector arranged to have light generated by the light source converge into a light beam. The reflector has a hollow curved surface with a focal point where the light source is positioned, and a filter able to change ... | 02/19/2008 |
| 7325971 | Method and apparatus for locating hydrocarbon deposits A method and apparatus for locating hydrocarbon deposits includes temperature 16 sensor for measuring earth surface temperature at each of a plurality of locations, and a solar absorption sensor 14 for measuring the absorption coefficient of the earth'... | 02/05/2008 |
| 7215416 | Method for measuring using optical fiber distributed sensor Methods for calibrating and making measurements using fiber optic sensors are disclosed using backscattered wavelengths and independent sensors. The disclosure sets outs methods applicable with fiber optic sensors either in a deployed in a loop and in a linear confi... | 05/08/2007 |
| 7186947 | Process monitor for laser and plasma materials processing of materials A method for monitoring the processing of a workpiece includes directing an incident laser beam onto the workpiece and measuring a signal emitted from the workpiece. At least two signals are generated by a detector based upon the emitted signal. A workpiece processi... | 03/06/2007 |
| 7186978 | Compact emissivity and temperature measuring infrared detector A hand-held, fleet deployable infrared camera with integrated hardware and software providing real time processing of infrared images. The camera senses variable temperature images over a selected object of interest and senses variable emissivities over the object. ... | 03/06/2007 |
| 7177033 | Image processing type of measuring device, lighting system for the same, lighting system control method, lighting system control program, and a recording medium with the lighting system control program recorded therein Luminous intensity and chromaticity of each luminescent light source are measured for an impressed current value, a mixing ratio of intensities of lights emitted from luminescent light sources required for synthesizing lighting intensity with the preset chromaticity... | 02/13/2007 |
| 7075629 | High temperature pyrometer A pyrometer having at least two detectors and at least two band-pass filters near each to limit the detectable wavelength band emitted by an object, and a device to exchange their filters to eliminate detector output ratio errors. The detector output ratio is then u... | 07/11/2006 |
| 7001067 | Pyrometer for measuring the temperature of a gas component within a furnance A pyrometer for use in measuring temperatures in a furnace, has a lens-tube for supporting an optical head in a port of the furnace for viewing an interior of the furnace along a line of sight. The optical head converts infrared radiation to electrical signals. A ph... | 02/21/2006 |
| 6976782 | Methods and apparatus for in situ substrate temperature monitoring In a plasma processing system, a method of determining the temperature of a substrate is disclosed. The method includes positioning the substrate on a substrate support structure, wherein the substrate support structure includes a chuck. The method further includes ... | 12/20/2005 |
| 6947802 | Centralized control architecture for a laser materials processing system Apparatus, systems, and methods for monitoring the processing of a workpiece that includes directing an incident laser beam onto the workpiece and using an optical detector for measuring a signal emitted from the workpiece as a result of the incident laser beam. The... | 09/20/2005 |
| 6927856 | Method for imaging measurement, imaging measurement device and use of measured information in process control The invention relates to method for imaging measurement of a moving or flowing target and to an imaging measuring device for implementing the aforementioned method. Moreover, the invention relates to the use of information measured by means of imaging measurement in... | 08/09/2005 |
| 6913079 | Method and system for monitoring smart structures utilizing distributed optical sensors A monitoring system and method for monitoring a predetermined set of physical characteristics associated with a structure using the monitoring system. The system is distributed in the structure and comprises a distributed optical sensing device (30), further ... | 07/05/2005 |
| 6908770 | Fluid based analysis of multiple analytes by a sensor array A system for the rapid characterization of multi-analyte fluids, in one embodiment, includes a light source, a sensor array, and a detector. The sensor array is formed from a supporting member into which a plurality of cavities may be formed. A series of chemically ... | 06/21/2005 |
| 6843202 | Thermal processing apparatus for substrate employing photoirradiation A lamp house storing a plurality of flash lamps and a chamber storing and holding a semiconductor wafer are fitted to each other in an openable/closable manner. The lamp house and the chamber are fixed to a closed state with male screws. In order to process a semico... | 01/18/2005 |
| 6406179 | Sensor for measuring a substrate temperature A temperature sensor for measuring a temperature of a substrate in a thermal processing chamber is described. The chamber includes a reflector forming a reflecting cavity with a substrate when the substrate is positioned in the chamber. The temperature se... | 06/18/2002 |
| 6057912 | Method for Blackbody lamp reference compensation using a single silicon photodiode A method to compensate for lamp spectrum shift, comprises exposing a first detector to a first light from a lamp, thereby generating a first signal indicative of intensity of said first light; exposing a second detector to a wavelength (λ) of a second li... | 05/02/2000 |
| 6016190 | Method and apparatus for true temperature determination A method of true temperature determination, including, (a) acquiring radiation emitted by an object at a plurality of wavelengths (50), (b) determining a characteristic of the acquired radiation which is based on a relationship between radiative emissions... | 01/18/2000 |
| 5993194 | Automatically optimized combustion control Systems and methods are disclosed that optimize the combustion process in various reactors, furnaces, and internal combustion engines. Video cameras are used to evaluate the combustion flame grade. Depending on the desired form, standard or special video ... | 11/30/1999 |
| 5963311 | Surface and particle imaging pyrometer and method of use An optical pyrometer and method of use provides a dual path optical system for processing light from a radiating stationary object or a moving thermal stream. Light is collected by primary optics forming an intermediate image in a plane of a field limitin... | 10/05/1999 |
| 5874711 | Apparatus and method for determining the temperature of a radiating surface The present invention is generally directed to a system and process for accurately determining the temperature of an object, such as a semiconductive wafer, by sampling from the object radiation being emitted at a particular wavelength. In particular, a r... | 02/23/1999 |
| 5822222 | Multi-wavelength imaging pyrometer An apparatus and method for non-contact real-time measurements of temperature and emissivity profiles of radiant targets with unknown spectral emissivity. The selected points or regions on the radiant target are imaged onto an array of photodetectors thro... | 10/13/1998 |
| 5714392 | Rapid thermal anneal system and method including improved temperature sensing and monitoring A broadband pyrometer is used for sensing temperature of a semiconductor wafer in an RTA system in association with a monochromator to cancel the backside characteristics of the semiconductor wafer. A rapid thermal anneal (RTA) system includes a rapid the... | 02/03/1998 |
| 5641419 | Method and apparatus for optical temperature control The radiation generated by at least one radiation source is controlled so as to generate a constant radiation intensity, thereby to cause the object to be heated, and the radiation intensity from the object at a first wavelength is sensed until it is equa... | 06/24/1997 |
| 5565990 | Color temperature meter for use in photographing A photographic color temperature meter capable of measuring light including stationary light and flash light. The meter controls timing of light measurements so that light measurement is performed during the time when stationary light and flash light are ... | 10/15/1996 |
| 5507576 | Bichromatic pyrometer A bichromatic pyrometer for detecting the high temperature of a surface element of an object comprises two photodiodes (18, 19) receiving radiation from the object, each of the photodiodes having a large forbidden band and being sensitive to radiation in ... | 04/16/1996 |
| 5469265 | Method and apparatus for an optoelectronic smart structure interface with wavelength demodulation of laser sensors The present invention discloses a method for demodulating, processing and multiplexing the signals from an array of structurally integrated Bragg grating laser sensors in an optoelectronic element in order that this sensing information can be transmitted ... | 11/21/1995 |
| 5372426 | Thermal condition sensor system for monitoring equipment operation A thermal condition sensor system monitors equipment such as aircraft engines. The thermal condition sensor system includes a collector which collects radiation from the equipment and a detector assembly which detects collected radiation over a discrimina... | 12/13/1994 |
| 5315376 | Method and apparatus for correcting concentration A concentration correcting apparatus comprising a correction coefficient calculating means and a correcting means is shown and described. The correction coefficient calculating means calculates a correction coefficient for correcting the concentration of ... | 05/24/1994 |
| 5263776 | Multi-wavelength optical thermometry Multi-wavelength optical thermometry provides for non-contact measurement of the temperature of a sample where the front surface and the back surface of the sample are used in a interferometer to measure changes in optical path length. Laser beams at two ... | 11/23/1993 |
| 5265036 | Turbine pyrometer system for correction of combustor fireball interference A pyrometer system for use in measuring the temperature of components in an operating jet engine corrects for random interference in the pyrometer temperature signal caused by radiation from the combustor flame. An optical beam from a periodically moving ... | 11/23/1993 |
| 5249142 | Indirect temperature-measurement of films formed on semiconductor wafers A method of measuring the temperature of a matter accurately, in non-contact fashion and without setting any emissivity comprising obtaining a spectral characteristics of absorbing electromagnetic waves inherent to a matter whose temperature is to be meas... | 09/28/1993 |
| 5235399 | Temperature measuring apparatus utilizing radiation An apparatus for measuring the temperature of an object placed in a plasma by utilizing radiation includes measuring means for measuring the intensity of radiation from the object and the intensity of plasma light in different directions at the same time.... | 08/10/1993 |
| 5231595 | Pyrometer A pyrometer includes a light source capable of emitting light to at least two wavelengths to a target to be measured. A light measuring member measures the light source and provides output signals representative of those two wavelengths. A second light me... | 07/27/1993 |
| 5225883 | Video temperature monitor An apparatus and method for providing a real-time video display and a temperature map display of an object, in particular a flame, comprises a single CCD video camera and optical equipment which focuses separate light bundles onto a photosensitive surface... | 07/06/1993 |
| 5188458 | Pyrometer apparatus and method Dual pyrometric detectors and method measure the temperature of a remote heated object in the presence of ambient radiation. One detector measures emitted radiation from both the remote object and from the environment, and the other detector measures radi... | 02/23/1993 |
| 5125739 | Triple spectral area pyrometer An optical pyrometer for use with jet engines is characterized by the use of three spectral areas or bands in a temperature computation. A target temperature is optically distinguished from background radiation by dividing a received optical beam into thr... | 06/30/1992 |
| 5123739 | Method of monitoring cement kiln and the apparatus therefor There is provided a method of monitoring a firing condition in a cement kiln, by measuring an intensity of spectrum of a radiation which radiation is emitted from a clinker being fired in a cement kiln, and processing the intensity of the spectrum to prod... | 06/23/1992 |
| 5061084 | Pyrometer apparatus and method Dual pyrometric detectors and method measure the temperature of a remote heated object in the presence of ambient radiation. One detector measures emitted radiation from both the remote object and from the environment, and the other direction measures rad... | 10/29/1991 |
| 5043572 | Optical pyrometer including fiber optic and silicon microstructure A pyrometer or other optical system has a silicon microstructure with a beam that is vibrated by optical radiation from an alternating source. The beam alternately blocks and passes radiation supplied to a photodiode from an optically emissive region. A s... | 08/27/1991 |
