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Browse by Category: Main > Electrical & Energy
Class Information
Number: 250/339.03
Name: Radiant energy > Invisible radiant energy responsive electric signalling > Infrared responsive > With selection of plural discrete wavelengths or bands > Including temperature control means
Description: Subject matter containing means to adjust or maintain the temperature of a signalling means, of a component thereof, or of a sample under analysis.


Patents under this class:
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Patent Number Title Of Patent Date Issued
7626193 Apparatus comprising a single photon photodetector having reduced afterpulsing and method therefor Dec. 1, 2009
7612799 Humidity control systems and methods for infrared cameras Nov. 3, 2009
7388204 Apparatus and method for analyzing relative outward flow characterizations of fabricated features Jun. 17, 2008
7335885 Ultra low power NDIR gas sensor fire detector Feb. 26, 2008
7335884 Compensation circuit for compensating non-uniformity according to change of operating temperature of bolometer Feb. 26, 2008
7329869 Camera system Feb. 12, 2008
7276695 Bolometer infrared detector and afterimage reduction method Oct. 2, 2007
7253396 Cooled photodetector Aug. 7, 2007
7214939 Ultra low power NDIR carbon dioxide sensor fire detector May. 8, 2007
7006857 Method for determining analyte concentration using periodic temperature modulation and phase detection Feb. 28, 2006
6944486 Method and apparatus for determining analyte concentration using phase and magnitude detection of a radiation transfer function Sep. 13, 2005
6900734 Capillary-discharge based detector for chemical vapor monitoring May. 31, 2005
6875979 Thermal imaging calibration systems and methods Apr. 5, 2005
6791085 Infrared radiation detection device Sep. 14, 2004
6675600 Thermal mismatch compensation technique for integrated circuit assemblies Jan. 13, 2004
6636753 Solid-state non-invasive infrared absorption spectrometer for the generation and capture of thermal gradient spectra form living tissue Oct. 21, 2003
6633771 Solid-state non-invasive thermal cycling spectrometer Oct. 14, 2003
6580934 Method and apparatus for determining analyte concentration using phase and magnitude detection of a radiation transfer function Jun. 17, 2003
6577885 Method for determining analyte concentration using periodic temperature modulation and phase detection Jun. 10, 2003
6556850 Method for determining analyte concentration using periodic temperature modulation and phase detection Apr. 29, 2003
6528316 Control of solid catalyst alkylation process using raman spectroscopy Mar. 4, 2003
6515285 Method and apparatus for compensating a radiation sensor for ambient temperature variations Feb. 4, 2003
6444984 Solid cryogenic optical filter Sep. 3, 2002
6430513 Monitoring constituents of an animal organ using statistical correlation Aug. 6, 2002
6396061 Actively driven thermal radiation shield May. 28, 2002
6355930 Fast infrared linear image optical instruments Mar. 12, 2002
6353225 Method for the selective detection of gasses and gas sensor for carrying out this method Mar. 5, 2002
6323486 Method and apparatus for bias and readout of bolometers operated on a hysteretic metal-insulator transition Nov. 27, 2001
6310347 Spectrometer with planar reflective slit to minimize thermal background at focal plane Oct. 30, 2001
6198949 Solid-state non-invasive infrared absorption spectrometer for the generation and capture of thermal gradient spectra from living tissue Mar. 6, 2001
6161028 Method for determining analyte concentration using periodic temperature modulation and phase detection Dec. 12, 2000
6133572 Infrared detector system with controlled thermal conductance Oct. 17, 2000
6107631 Self-calibration approach for tunable laser spectral absorption sensors Aug. 22, 2000
6107630 Array combining many photoconductive detectors in a compact package Aug. 22, 2000
6089076 System to control the power of a beam Jul. 18, 2000
6072180 Non-invasive infrared absorption spectrometer for the generation and capture of thermal gradient spectra from living tissue Jun. 6, 2000
6049081 Subsurface thermal gradient spectrometry Apr. 11, 2000
6025597 Non-invasive infrared absorption spectrometer for measuring glucose or other constituents in a human or other body Feb. 15, 2000
5957858 Systems and methods for monitoring relative concentrations of different isotopic forms of a chemical species Sep. 28, 1999
5900632 Subsurface thermal gradient spectrometry May. 4, 1999
5886348 Non-dispersive infrared gas analyzer with interfering gas correction Mar. 23, 1999
5793044 Infrared radiation detector units and methods of assembling transducers in which said units are incorporated Aug. 11, 1998
5753916 Detector for infrafred gas analyzer May. 19, 1998
5640014 Laser diode spectrometer for analyzing the ratio of isotopic species in a substance Jun. 17, 1997
5621213 System and method for monitoring a stack gas Apr. 15, 1997
5594249 Subambient temperature controlled cell for infrared spectroscopic analysis and a method for the detection of paraffinic hydrocarbons Jan. 14, 1997
5543621 Laser diode spectrometer for analyzing the ratio of isotopic species in a substance Aug. 6, 1996
5464982 Respiratory gas analyzer Nov. 7, 1995
5453619 Method and apparatus for the spectrophotometric assay of aqueous liquids Sep. 26, 1995
5404016 Dewar detector assembly Apr. 4, 1995

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