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Class Information
Number: 250/338.5
Name: Radiant energy > Invisible radiant energy responsive electric signalling > Infrared responsive > With means to analyze uncontained fluent material
Description: Subject matter having means to detect infrared radiation emanating from the material.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7360397 |
Detector with condenser |
Apr. 22, 2008 |
| 7339168 |
System and method for detecting water vapor within natural gas |
Mar. 4, 2008 |
| 7312452 |
Mobile remote detection device and remote detection method for methane gas accumulations |
Dec. 25, 2007 |
| 7288766 |
Infrared gas detector and method of the same |
Oct. 30, 2007 |
| 7276701 |
Method of infrared-optically determining the concentration of at least one analyte in a liquid sample |
Oct. 2, 2007 |
| 7227122 |
Image processing apparatus and method for processing images |
Jun. 5, 2007 |
| 7189970 |
Imaging of fugitive gas leaks |
Mar. 13, 2007 |
| 7183552 |
Optical system for a gas measurement system |
Feb. 27, 2007 |
| 7164132 |
Multilane remote sensing device |
Jan. 16, 2007 |
| 7141793 |
Remove vehicle emission sensing device with single detector |
Nov. 28, 2006 |
| 7089781 |
Detector with condenser |
Aug. 15, 2006 |
| 7075653 |
Method and apparatus for laser-based remote methane leak detection |
Jul. 11, 2006 |
| 7049595 |
Method and a measuring system for determining and monitoring exhaust gas emission from a vehicle |
May. 23, 2006 |
| 6995846 |
System and method for remote quantitative detection of fluid leaks from a natural gas or oil pipeline |
Feb. 7, 2006 |
| 6903329 |
Cooled mounting for light detector |
Jun. 7, 2005 |
| 6864983 |
Method for measuring of gaseous emissions and/or flux |
Mar. 8, 2005 |
| 6833922 |
Optical path structure for open path emissions sensing with opposed sources |
Dec. 21, 2004 |
| 6822236 |
Method of optimizing a response of a gas correlation radiometer to a trace amount of a target gas |
Nov. 23, 2004 |
| 6815682 |
Infrared sensing of concentration of methanol's aqueous solution |
Nov. 9, 2004 |
| 6756592 |
Apparatus for gas filter correlation radiometry and methods for 2-dimensional and 3-dimensional atmospheric sounding |
Jun. 29, 2004 |
| 6750453 |
Methods of and apparatus for detecting low concentrations of target gases in the free atmosphere |
Jun. 15, 2004 |
| 6744059 |
Optical path structure for open path emissions sensing with spinning mirror |
Jun. 1, 2004 |
| 6744516 |
Optical path structure for open path emissions sensing |
Jun. 1, 2004 |
| 6737651 |
Method of infrared-optically determining the concentration of at least one analyte in a liquid |
May. 18, 2004 |
| 6723989 |
Remote emissions sensing system and method with a composite beam of IR and UV radiation that is not split for detection |
Apr. 20, 2004 |
| 6710345 |
Detection of thermally induced turbulence in fluids |
Mar. 23, 2004 |
| 6701255 |
Emission monitoring system and method |
Mar. 2, 2004 |
| 6671630 |
System and method for remote analysis of small engine vehicle emissions |
Dec. 30, 2003 |
| 6657198 |
System and method for water vapor detection in natural gas |
Dec. 2, 2003 |
| 6630672 |
On-line measuring system and method |
Oct. 7, 2003 |
| 6610983 |
Methods of detecting fungus using electromagnetic radiation |
Aug. 26, 2003 |
| 6583417 |
Infrared optical gas-measuring device and gas-measuring process |
Jun. 24, 2003 |
| 6576905 |
Method and assembly for gas detection via a convergent birefringent filter |
Jun. 10, 2003 |
| 6570159 |
Gas-measuring system |
May. 27, 2003 |
| 6560545 |
System and method for remote analysis of small engine vehicle emissions |
May. 6, 2003 |
| 6509566 |
Oil and gas exploration system and method for detecting trace amounts of hydrocarbon gases in the atmosphere |
Jan. 21, 2003 |
| 6455851 |
Spectroscopic remote sensing exhaust emission monitoring system |
Sep. 24, 2002 |
| 6417513 |
Method and apparatus for detecting a change in water vapor above a cooktop surface |
Jul. 9, 2002 |
| 6396056 |
Gas detectors and gas analyzers utilizing spectral absorption |
May. 28, 2002 |
| 6320190 |
Air shield for a particle detection system |
Nov. 20, 2001 |
| 6317212 |
Gas analyzer |
Nov. 13, 2001 |
| 6307201 |
Method and apparatus for selecting a filter for a remote sensing device |
Oct. 23, 2001 |
| 6271522 |
Process for the quantitative analysis of gas volumes, specifically exhaust and waste gases from combustion systems or incineration plants, as well as systems for performing these processes |
Aug. 7, 2001 |
| 6255653 |
Diffusion-type NDIR gas analyzer with improved response time due to convection flow |
Jul. 3, 2001 |
| 6232614 |
Low-temperature blackbody radiation source |
May. 15, 2001 |
| 6177672 |
Dual-chamber gas sampling device |
Jan. 23, 2001 |
| 6160255 |
Laser-based photoacoustic sensor and method for trace detection and differentiantion of atmospheric NO and NO.sub.2 |
Dec. 12, 2000 |
| 6157033 |
Leak detection system |
Dec. 5, 2000 |
| 6008928 |
Multi-gas sensor |
Dec. 28, 1999 |
| 5923035 |
Infrared absorption measuring device |
Jul. 13, 1999 |
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