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Class Information
Number: 73/1.06
Name: Measuring and testing > Instrument proving or calibrating > Gas or liquid analyzer > Gas
Description: Subject matter wherein either (a) the apparatus for proving or calibrating the device or (b) the device which is being proven or calibrated is an apparatus for detecting or measuring the composition of or some constituent of a gas or gaseous mixture.

Sub-classes under this class:

Class Number Class Name Patents
73/1.07 Span or zero 94

Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8701458 On-demand gas regulator for gas analyzer calibration Apr. 22, 2014
8689602 Testing detectors Apr. 8, 2014
8683844 Sensor monitoring methods and systems Apr. 1, 2014
8646305 Duct smoke detection system and method Feb. 11, 2014
8646306 Method for manufacturing sensor element for gas sensor Feb. 11, 2014
8640526 Method and device for operating a particle sensor Feb. 4, 2014
8554505 System and method for calibrating and monitoring the condition of a sensor device Oct. 8, 2013
8539809 Method and device for testing the measuring function of a measuring device Sep. 24, 2013
8537020 Visual indicator of gas sensor impairment Sep. 17, 2013
8499609 Method and apparatus for processing individual sensor devices Aug. 6, 2013
8485014 Apparatus and methods for imbalance compensation Jul. 16, 2013
8485015 Degradation detection system for NO.sub.x sensor, and degradation detection method therefor Jul. 16, 2013
8474242 Method and system for improving sensor accuracy Jul. 2, 2013
8453494 Gas detector that utilizes an electric field to assist in the collection and removal of gas molecules Jun. 4, 2013
8448511 Method for evaluating degradation of a particulate matter sensor after an engine start May. 28, 2013
8443647 Analyte multi-sensor for the detection and identification of analyte and a method of using the same May. 21, 2013
8443648 Controlled humidification calibration checking of continuous emissions monitoring system May. 21, 2013
8438899 Method for evaluating degradation of a particulate matter sensor May. 14, 2013
8434343 Testing of aspirating systems May. 7, 2013
8433525 Method and apparatus for determining gas flux Apr. 30, 2013
8418523 Calibration and accuracy check system for a breath tester Apr. 16, 2013
8417413 Oxygen sensor control apparatus Apr. 9, 2013
8381567 Procedure and device for detecting manipulations at lambda probes Feb. 26, 2013
8381574 Reduction of pressure induced temperature influence on the speed of sound in a gas Feb. 26, 2013
8375766 Methods and apparatus for monitoring particles flowing in a stack Feb. 19, 2013
8359899 Method for correcting the output signal of a lambda probe Jan. 29, 2013
8347685 Method and device for validating or calibrating a chemical detector at a point of use Jan. 8, 2013
8342002 Inspection apparatus for sensor element, and method for inspecting electrical characteristics of sensor element Jan. 1, 2013
8329107 Sensor that compensates for deterioration of a luminescable medium Dec. 11, 2012
8323978 Calibration system and technique for photoluminescent oxygen sensors with zero point maintained with a metal-air battery Dec. 4, 2012
8317998 Methods of operation of electrochemical gas sensors Nov. 27, 2012
8302454 Method for calibrating a mass spectrometric sniffing leak detector Nov. 6, 2012
8303697 Air purification apparatus Nov. 6, 2012
8288161 Articles of manufacture containing increased stability low concentration gases and methods of making and using the same Oct. 16, 2012
8286462 Method for diagnosing the reliability performance of a jump probe Oct. 16, 2012
8256264 Method and device for detecting the composition of gas mixtures Sep. 4, 2012
8241911 Calibration card for photoluminescent oxygen sensors with zero point maintained with a metal-air battery Aug. 14, 2012
8234906 Sensor for gases emitted by combustion Aug. 7, 2012
8230716 Method and system for diagnostics of a particulate matter sensor Jul. 31, 2012
8220308 Systems and methods for remotely calibrating a gas sensor Jul. 17, 2012
8215150 Instrument docking station with non-destructive sensor analysis capabilities Jul. 10, 2012
8211208 Air purification apparatus Jul. 3, 2012
8205478 Smoke detector testing tool Jun. 26, 2012
8161790 Measurement system for powder based agents Apr. 24, 2012
8156782 Test adapter for a gas-measuring device Apr. 17, 2012
8148691 Calibration methodology for NDIR dew point sensors Apr. 3, 2012
8141433 Leak detector Mar. 27, 2012
8122711 Procedure to acquire a sooty particle concentration in the exhaust gas of an internal combustion engine Feb. 28, 2012
8122753 Portable metered flow apparatus for calibration/bump testing Feb. 28, 2012
8093055 Calibration card for photoluminescent oxygen sensors Jan. 10, 2012

1 2 3 4 5 6 7

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