ClassID:

169094

G01N33/2852 - CPC Classification

Classification description:

Investigating or analysing materials by specific methods not covered by groups -; Oils; viscous liquids; paints; inks; Oils, i.e. hydrocarbon liquids specific substances contained in the oil or fuel alcohol/fuel mixtures

Recent Application in this class:
#1
20230102325
2023-03-30

Methods and systems for monitoring fuel quality and service issues for a power system used in transport

#2
20230025651
2023-01-26

Methods and sensors for detection

#3
20220307395
2022-09-29

Systems and methods for lubricant dilution detection

#4
20220101957
2022-03-31

Method to generate highly accurate thermodynamic and physical fluid properties of real light-distillate fuels for one-dimensional hydraulic models using a detailed multi-component surrogate formulation approach

#5
20210355718
2021-11-18

Device for detecting intention to lock or unlock a motor vehicle door and associated method

#6
20200263652
2020-08-20

Fuel composition and aging estimation

#7
20200132010
2020-04-30

Diagnosis method for ethanol sensor of FFV and FFV operated thereby

#8
20200110037
2020-04-09

Methods and sensors for detection

#9
20190017475
2019-01-17

Fuel pump, fuel supply device, and fuel supply control system

#10
20180165424
2018-06-14

METHOD FOR DYNAMIC BIAS MANAGEMENT BETWEEN ONLINE PROCESS ANALYZERS AND REFEREE TESTS

#11
20170241975
2017-08-24

TEST STRIPS FOR DETERMINING THE CONCENTRATION OF A COMPONENT IN A LIQUID COMPOSITION

#12
20170211489
2017-07-27

Network based sharing of automated fuel characteristics

#13
20170003265
2017-01-05

SENSOR DEVICE

#14
20160335416
2016-11-17

Process for determining the distillation characteristics of a liquid petroleum product containing an azeotropic mixture

#15
20160178600
2016-06-23

Test strips for visual differentiation of liquid mixture composition

#16
20160097732
2016-04-07

Abnormality determination device of fuel property sensor and method of determining abnormality of the same

#17
20160031394
2016-02-04

Thermoelectric powered wireless vehicle system sensor systems

#18
20150323481
2015-11-12

Stoichiometric air to fuel ratio sensor system

#19
20150212007
2015-07-30

Method of monitoring and optimizing additive concentration in fuel ethanol

#20
20150168312
2015-06-18

Device for determining a composition of a liquid

#21
20150090011
2015-04-02

Liquid sensor comprising first and second electrodes opposing each other

#22
20150021482
2015-01-22

Device and method for recording contaminations in a hydraulic system

#23
20150017065
2015-01-15

System for determining biofuel concentration

#24
20140312921
2014-10-23

Fuel property sensor and method for detecting malfunction of the same

#25
20140102181
2014-04-17

Method and apparatus for determining the water concentration in a fluid mixture

#26
20130315278
2013-11-28

Fuel composition identification system and method and fluid composition identification method

#27
20130257457
2013-10-03

Fuel property measuring device

#28
20130160529
2013-06-27

Alcohol detector and method

#29
20130133406
2013-05-30

Device for measuring a composition of a fuel mixture

#30
20130111980
2013-05-09

Device for determining a composition of a fuel mixture by means of a coaxial waveguide through which the fuel mixture is flowing

#31
20130086983
2013-04-11

FUEL SENSOR

#32
20130068965
2013-03-21

Biofuel degradation sensor based on fluorescence measurements

#33
20130063155
2013-03-14

Fuel property detection device and method for determining detection of property of fuel

#34
20130047963
2013-02-28

WARRANTY VIOLATION DETECTION SYSTEM FOR DISALLOWED FUELS

#35
20130033275
2013-02-07

FUEL PROPERTY DETECTION DEVICE

#36
20120326733
2012-12-27

LIQUID SENSOR

#37
20120291530
2012-11-22

CONCENTRATION DETECTING APPARATUS

#38
20120240454
2012-09-27

Multimedia evaluation of butanol-containing fuels

#39
20120223515
2012-09-06

DETECTING ETHANOL AND WATER CONCENTRATIONS IN FUEL

#40
20120155504
2012-06-21

Apparatus and method for determining phase separation risk of a blended fuel in a storage tank

#41
20120126835
2012-05-24

Fuel sensor

#42
20120089343
2012-04-12

Detection of ethanol emission from a spark ignition engine operating on gasohols

#43
20110316564
2011-12-29

Salinity measuring apparatus

#44
20110187529
2011-08-04

METHOD FOR MONITORING THE QUALITY OF A FUEL COMPRISING ALCOHOL IN A STORAGE TANK

#45
20110156726
2011-06-30

MEASURING SENSOR, FUEL FEED LINE AND METHOD FOR MANUFACTURING A MEASURING SENSOR

#46
20110146388
2011-06-23

Method and apparatus for determining the ethanol proportion of the fuel in a motor vehicle

#47
20110132342
2011-06-09

Fuel alcohol content detection via an exhaust gas sensor

#48
20110109323
2011-05-12

Calibration structure for flex fuel sensor

#49
20110043799
2011-02-24

Optical fiber sensor and fuel supply apparatus having the same

#50
20100327884
2010-12-30

Liquid level and quality sensing apparatus, systems and methods using EMF wave propagation

#51
20100241362
2010-09-23

Fuel property determining apparatus

#52
20100225334
2010-09-09

LIQUID CONCENTRATION SENSOR

#53
20100208243
2010-08-19

Optical sensing system for liquid fuels

#54
20100204928
2010-08-12

Fuel identification system and method

#55
20100168984
2010-07-01

Method of adjusting injection, combustion and/or post-treatment parameters of an internal combustion engine with auto-ignition

#56
20100156443
2010-06-24

Fuel-aspect sensor

#57
20100132431
2010-06-03

METHOD FOR TESTING AND CALIBRATING A CAPACITIVE FLEX FUEL SENSOR

#58
20100116991
2010-05-13

Method for measuring biodiesel concentration in a biodiesel diesel oil mixture

#59
20100108507
2010-05-06

Liquid property detecting device

#60
20100007360
2010-01-14

FLUID SENSOR DEVICE

#61
20090319195
2009-12-24

METHOD OF MONITORING AND OPTIMIZING ADDITIVE CONCENTRATION IN FUEL ETHANOL

#62
20090316139
2009-12-24

BIODIESEL/DIESEL BLEND LEVEL DETECTION USING ABSORBANCE

#63
20090314071
2009-12-24

Abnormality diagnosis apparatus for internal combustion engine

#64
20090308350
2009-12-17

Method for determining the ethanol content of the fuel in a motor vehicle

#65
20090292512
2009-11-26

PROCESS FOR DETERMINING THE DISTILLATION CHARACTERISTICS OF A LIQUID PETROLEUM PRODUCT CONTAINING AN AZEOTROPIC MIXTURE

#66
20090251126
2009-10-08

Liquid concentration measuring device

#67
20090153154
2009-06-18

Fuel sensor

#68
20090153149
2009-06-18

OBSTRUCTIONLESS INLINE FLEX FUEL SENSOR

#69
20090139305
2009-06-04

Procedure for determining the proportions of components of a fuel mixture

#70
20090107215
2009-04-30

Alcohol concentration sensor disposed in fuel tank of automotive vehicle

#71
20090100911
2009-04-23

Method for producing synthetic resin mold package, alcohol concentration sensor and apparatus for measuring alcohol concentration

#72
20090095073
2009-04-16

Impedance sensor

#73
20090079445
2009-03-26

ISOLATED FUEL SENSOR

#74
20090078386
2009-03-26

Electrode

#75
20090064767
2009-03-12

Method for ascertaining an ethanol content of a fuel

#76
20090056430
2009-03-05

Weak refuel detection system and method for virtual flex fuel sensor system

#77
20080295574
2008-12-04

METHOD FOR FUEL ANALYSIS

#78
20080289405
2008-11-27

Method to determine the composition of a fuel mixture

#79
20080283030
2008-11-20

Method to determine a fuel composition

#80
20080272303
2008-11-06

MOBILE FUEL ANALYSIS APPARATUS AND METHOD THEREOF

#81
20080238449
2008-10-02

Fluid sensor and impedance sensor

#82
20080204714
2008-08-28

On-vehicle fuel property detection device

#83
20080197863
2008-08-21

Liquid properties sensor circuit

#84
20080156065
2008-07-03

Fuel composition sensing systems and methods using EMF wave propagation

#85
20080143347
2008-06-19

METHOD AND APPARATUS FOR SENSING COMPOSITION OF FLEXIBLE FUELS

#86
20080143345
2008-06-19

Liquid level and composition sensing systems and methods using EMF wave propagation

#87
20080057588
2008-03-06

METHOD FOR THE MEASUREMENT OF WATER AND WATER-SOLUBLE COMPONENTS IN NON-AQUEOUS LIQUIDS

#88
20080053202
2008-03-06

Devices, methods and systems for fuel monitoring

#89
20060286675
2006-12-21

Method for the measurement of water and water-soluble components in non-aqueous liquids

#90
20060243248
2006-11-02

Gasoline identification system and method for identifying gasoline type

#91
20060042940
2006-03-02

Alcohol concentration detector, method of detecting alcohol concentration therewith and process for producing alcohol concentration detection sensor

#92
20050253599
2005-11-17

Fuel sensor

#93
20050040834
2005-02-24

Fuel quality sensor assembly and method of use

#94
20050000809
2005-01-06

Integrated flow passage

#95
17824538
2023-07-04

Housing for flexible fuel sensor and method of use

#96
17345884
2022-06-14

Housing for flexible fuel sensor and method of use