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Class Information
Number: 73/1.02
Name: Measuring and testing > Instrument proving or calibrating > Gas or liquid analyzer
Description: Subject matter wherein either (a) the apparatus for proving or calibrating or (b) the device which is being proven or calibrated either (1) detects or measures the composition of, or some constituent or an identifying characteristic of a gas or gaseous mixture or (2) detects or determines the composition of, a constituent of, or a property of a liquid or a liquid suspension of a solid.










Sub-classes under this class:

Class Number Class Name Patents
73/1.06 Gas 333
73/1.03 Reference standard 164


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

Patent Number Title Of Patent Date Issued
6581435 Method and apparatus for calibration of instruments that monitor the concentration of a sterilant in a system Jun. 24, 2003
6564154 Monitoring system May. 13, 2003
6550304 Method of compensating a MOS gas sensor, method of manufacturing a MOS gas sensor, MOS gas sensor, and fuel cell system Apr. 22, 2003
6526811 Analytical apparatus for measurement of low concentration constituent, method of measurement and calibration using the same Mar. 4, 2003
6508100 System and method for resetting vehicle engine oil sensors Jan. 21, 2003
6484563 Method at detection of presence of hydrogen gas and measurement of content of hydrogen gas Nov. 26, 2002
6456055 Particle measurement apparatus and method Sep. 24, 2002
6451606 Receptacle unit for solutions, in particular solutions for calibration of sensors for measuring physiologically relevant parameters Sep. 17, 2002
6435003 Method of identifying a gas and associated apparatus Aug. 20, 2002
6408674 Pressure activated calibration system for chemical sensors Jun. 25, 2002
6391643 Kit and method for quality control testing of an iontophoretic sampling system May. 21, 2002
6389874 Fuel composition sensor rationality test May. 21, 2002
6338266 Method of identifying a gas and associated apparatus Jan. 15, 2002
6327889 Device and method for introducing surrogates, particularly metal surrogates, into an exhaust stream, for simulating an exhaust stream, and for establishing a standardized source Dec. 11, 2001
6317696 Apparatus and method for detecting fluids Nov. 13, 2001
6315956 Electrochemical sensors made from conductive polymer composite materials and methods of making same Nov. 13, 2001
6286363 Integrated multi-element lubrication sensor and health lubricant assessment system Sep. 11, 2001
6254787 Method for establishing a fluid containing size-controlled particles Jul. 3, 2001
6203502 Respiratory function monitor Mar. 20, 2001
6202032 Method for forming a calibration line in an infrared gas analyzer Mar. 13, 2001
6174289 Cardiopulmonary exercise testing apparatus and method Jan. 16, 2001
6174732 Analytical methodology for qualitative and quantitative determination of chemical agent vapor Jan. 16, 2001
6134941 Method of testing sensors and apparatus therefor Oct. 24, 2000
6121628 Method, gas turbine, and combustor apparatus for sensing fuel quality Sep. 19, 2000
6095681 Method for operating a sensor to differentiate between analytes in a sample Aug. 1, 2000
6029495 Analyzing system Feb. 29, 2000
6009739 Method for evaluating performance of chemical filter for cleaning gas Jan. 4, 2000
5987959 Automated retention time locking Nov. 23, 1999
5959188 Method and apparatus for testing of carbon monoxide detectors Sep. 28, 1999
5948962 Gas detection system with interchangeable gas sensors Sep. 7, 1999
5889192 Method for temperature compensation of measured values of a turbidity sensor in an automatic washing machine or diswasher Mar. 30, 1999
5872454 Calibration procedure that improves accuracy of electrolytic conductivity measurement systems Feb. 16, 1999
5821399 Automatic test parameters compensation of a real time fluid analysis sensing device Oct. 13, 1998
5789249 Method for calibrating an analysis system, and an analysis system Aug. 4, 1998
5747666 Point-of-care analyzer module May. 5, 1998
5747667 Particle counter verification method May. 5, 1998
5728927 Controlled multi-purpose chemical agent vapor generator system Mar. 17, 1998
5703276 One-window cell for testing passive remote vapor detectors Dec. 30, 1997
5610836 Process to use multivariate signal responses to analyze a sample Mar. 11, 1997
5583279 Method for calibrating a piston and cylinder type applicator Dec. 10, 1996
5514968 Method for detecting the need for calibrating probes May. 7, 1996
5497652 Method and apparatus for evaluating quantities of absorbed impurities Mar. 12, 1996
5459677 Calibration transfer for analytical instruments Oct. 17, 1995
5342527 Method for the calibration of a pair of sensors placed in a dialysis circuit Aug. 30, 1994
5339671 Calibration cuvette Aug. 23, 1994
5325709 Measurement, calibration and probe storage apparatus for measuring pH of fluids and slurries Jul. 5, 1994
5293770 Calibration device for use in calibrating a sensor Mar. 15, 1994
5269188 Continuous self test time gate ultrasonic sensor and method Dec. 14, 1993
5239862 Apparatus and method for measuring fluid properties Aug. 31, 1993
5233860 Water measuring system with improved calibration Aug. 10, 1993

1 2 3 4 5 6 7










 
 
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