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Class Information
Number: 250/346
Name: Radiant energy > Invisible radiant energy responsive electric signalling > Infrared responsive > With means to transmission-test contained fluent material > Plural beam/detector pairs > Plural temperature sensitive signalling means
Description: Subject matter wherein the signalling means includes a means that absorbs the incident infrared radiation and converts it to heat combined with electrical means having some electrical parameter (capacitance, resistance, etc.), that varies in response to the heat.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7459699 |
Method of determining processing position in charged particle beam apparatus, and infrared microscope used in the method |
Dec. 2, 2008 |
| 7435964 |
Thermal sensor with increased sensitivity |
Oct. 14, 2008 |
| 7084010 |
Integrated package design and method for a radiation sensing device |
Aug. 1, 2006 |
| 6750455 |
Method and apparatus for multiple charged particle beams |
Jun. 15, 2004 |
| 6399026 |
Sample holder apparatus |
Jun. 4, 2002 |
| 6359278 |
Optical stabilization of temperature effects on an infrared gas analyzer |
Mar. 19, 2002 |
| 6123288 |
Apparatus and method for flickerless projection of infrared scenes |
Sep. 26, 2000 |
| 5815410 |
Ratio type infrared thermometer |
Sep. 29, 1998 |
| 5572031 |
Pressure- and temperature-compensating oxygen sensor |
Nov. 5, 1996 |
| 5512757 |
Spectrophotometer and optical system therefor |
Apr. 30, 1996 |
| 5317156 |
Diagnostic tests using near-infrared laser absorption spectroscopy |
May. 31, 1994 |
| 5126570 |
Sensor and method for measuring alcohol concentration in an alcohol-gasoline mixture |
Jun. 30, 1992 |
| 5105085 |
Fluid analysis system |
Apr. 14, 1992 |
| 5017018 |
Clinical thermometer |
May. 21, 1991 |
| 4950900 |
Heated infrared gas analyzer using a pyroelectric infrared sensor |
Aug. 21, 1990 |
| 4914720 |
Gas analyzers |
Apr. 3, 1990 |
| 4882492 |
Non-invasive near infrared measurement of blood analyte concentrations |
Nov. 21, 1989 |
| 4829183 |
Dual sample cell gas analyzer |
May. 9, 1989 |
| 4435093 |
Pyrometer with sighting window cleanliness monitor |
Mar. 6, 1984 |
| 4157470 |
Infrared gas analyzer |
Jun. 5, 1979 |
| 4153837 |
Optical gas analyzer |
May. 8, 1979 |
| 4048499 |
Infrared absorption spectroscopy of liquids employing a thermal detector |
Sep. 13, 1977 |
| 4020345 |
Detector for an infrared analyzer |
Apr. 26, 1977 |
| 3970387 |
Nondispersion, two beam, infrared gas analyzer |
Jul. 20, 1976 |
| 3958122 |
Exhaust gas analyzer having pressure and temperature compensation |
May. 18, 1976 |
| 3937962 |
Correction of two beam photometer for fluid analysis |
Feb. 10, 1976 |
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