ClassID:

139688

F02D41/1443 - CPC Classification

Classification description:

Electrical control of supply of combustible mixture or its constituents; Circuit arrangements for generating control signals; Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor; Plural sensors with one sensor per cylinder or group of cylinders

Recent Application in this class:
#1
20250163863
2025-05-22

INDIVIDUAL THROTTLE-TYPE OR UNEQUAL INTERVAL COMBUSTION-TYPE MULTI-CYLINDER ENGINE UNIT

#2
20230250774
2023-08-10

Systems and methods for cylinder misfire detection

#3
20220010741
2022-01-13

Methods and systems for engine control

#4
20210164380
2021-06-03

Method for diagnosing a plurality of lambda sensors

#5
20200277912
2020-09-03

Control device of internal combustion engine

#6
20200149491
2020-05-14

Techniques for transient estimation and compensation of control parameters for dedicated EGR engines

#7
20190218989
2019-07-18

Fuel injector diagnostics in a variable displacement engine

#8
20190170073
2019-06-06

Method and system for cylinder imbalance estimation

#9
20190128212
2019-05-02

Engine with a piston heating system and method for operation thereof

#10
20190120168
2019-04-25

Controller for internal combustion engine and method for controlling internal combustion engine

#11
20180258845
2018-09-13

Homogeneous charge compression ignition linear generator

#12
20180216562
2018-08-02

Fuel injector diagnostics in a variable displacement engine

#13
20170306915
2017-10-26

Engine diagnostic system and method

#14
20170002764
2017-01-05

Method for recognizing a defective air flow sensor of an internal combustion engine

#15
20160363077
2016-12-15

FUEL SYSTEM ABNORMALITY DETECTING DEVICE OF INTERNAL COMBUSTION ENGINE

#16
20160312727
2016-10-27

Diagnostic system for internal combustion engine

#17
20160273463
2016-09-22

Method for operating an internal combustion engine

#18
20160215722
2016-07-28

Method for detecting defective injectors of an internal combustion engine

#19
20160169134
2016-06-16

Method for operation of an internal combustion engine

#20
20160169133
2016-06-16

SYSTEM AND METHOD FOR INCREASING GASEOUS FUEL SUBSTITUTION

#21
20160160776
2016-06-09

Engine System and Method

#22
20160097316
2016-04-07

Method for operating a compression ignition engine

#23
20160076471
2016-03-17

Engine cylinder bank-to-bank torque imbalance correction

#24
20150322881
2015-11-12

Control device for internal combustion engine

#25
20150275802
2015-10-01

INTERNAL COMBUSTION ENGINE AND CONTROLLER THEREFOR

#26
20150252744
2015-09-10

Exhaust gas purification apparatus

#27
20150211426
2015-07-30

Method for torque control of an internal combustion engine, and internal combustion engine

#28
20150120169
2015-04-30

Control means and method for operating an internal combustion engine

#29
20150112575
2015-04-23

Method and apparatus for diagnosing a fuel pressure sensor

#30
20140326227
2014-11-06

Method and device for operating an internal combustion engine

#31
20140290219
2014-10-02

Control device of internal combustion engine

#32
20140202425
2014-07-24

Emissions control during cam profile switching diagnostic operation

#33
20130283787
2013-10-31

Supercharger-equipped internal combustion engine

#34
20130245920
2013-09-19

System and method for control of internal combustion engine

#35
20130073184
2013-03-21

Inter-cylinder air-fuel ratio imbalance determining apparatus for internal combustion engine

#36
20130025261
2013-01-31

System and method for controlling ammonia levels in a selective catalytic reduction catalyst using a nitrogen oxide sensor

#37
20120253642
2012-10-04

Apparatus for detecting imbalance abnormality in air-fuel ratio between cylinders in multi-cylinder internal combustion engine

#38
20120222402
2012-09-06

METHOD FOR DIAGNOSING EXHAUST GAS PROBES AND/OR CATALYTIC CONVERTERS

#39
20110072804
2011-03-31

System for regenerating a particulate filter and controlling EGR

#40
20110023826
2011-02-03

System for regulating pilot fuel supply in a combustion engine

#41
20110000467
2011-01-06

Control apparatus for internal combustion engine

#42
20090301060
2009-12-10

Method of estimating catalyst temperature of a multi-displacement internal combustion engine

#43
20090260419
2009-10-22

Control apparatus for internal combustion engine

#44
20090241925
2009-10-01

Air/fuel imbalance monitor using an oxygen sensor

#45
20090229256
2009-09-17

CONTROL UNIT FOR EXHAUST GAS PURIFYING APPARATUS

#46
20090171550
2009-07-02

Controller for internal combustion engine

#47
20090143956
2009-06-04

Control method for mixture ratio in a multi-cylinder internal combustion engine equipped with at least two lambda sensors placed upstream of a catalytic converter

#48
20090031706
2009-02-05

Control apparatus and control method of an internal combustion engine

#49
20090013672
2009-01-15

Exhaust gas purification device for an engine

#50
20090007546
2009-01-08

Exhaust gas purifying apparatus for an internal combustion engine and a method for controlling same apparatus

#51
20090000276
2009-01-01

Internal combustion engine and method of controlling the same

#52
20080312785
2008-12-18

Method to detect a faulty operating condition during a cylinder cutoff of an internal combustion engine

#53
20080283030
2008-11-20

Method to determine a fuel composition

#54
20080120012
2008-05-22

Method and device for operating an internal combustion engine having a plurality of cylinder banks

#55
20080105031
2008-05-08

Method and device for diagnosis of an exhaust gas cleaning system

#56
20080087260
2008-04-17

Air-fuel ratio control system for internal combustion engine

#57
20080059041
2008-03-06

Method for detecting assembled state of gas sensors and apparatus for detecting assembled state of gas sensors

#58
20080028844
2008-02-07

Monitoring of a cam profile switching system in internal combustion engines

#59
20080028828
2008-02-07

Diagnostic device and method of engine exhaust purifying system

#60
20070294999
2007-12-27

Exhaust gas purification apparatus and exhaust gas purification method for internal combustion engine

#61
20070227143
2007-10-04

Exhaust purification with on-board ammonia production

#62
20070203635
2007-08-30

Procedure and control device to diagnose a catalytic converter system of an internal combustion engine

#63
20070137629
2007-06-21

Control apparatus and a control method thereof

#64
20070125347
2007-06-07

Air-fuel ratio control apparatus of internal combustion engine

#65
20070078587
2007-04-05

Method and device for detecting a combustion misfire

#66
20070051351
2007-03-08

Robust maximum engine torque estimation

#67
20070051350
2007-03-08

Default mode for lean burn engine

#68
20070051344
2007-03-08

Fuel injector activity verification

#69
20070051092
2007-03-08

Air/fuel ratio validation for lean burn

#70
20060293832
2006-12-28

Method and control device for diagnosing a charge cycle valve stroke adjusting system of an internal-combustion engine

#71
20060260306
2006-11-23

Method for monitoring the speed of a bi-turbocharger

#72
20060219555
2006-10-05

Gas sensor control unit

#73
20060200298
2006-09-07

Engine control system for an internal combustion engine having a plurality of cylinders

#74
20060080951
2006-04-20

Method for controlling the temperature of a catalyst and multicylinder engine comprising a lambda splitting exhaust gas cleaning system

#75
20050284132
2005-12-29

Engine control system with mixed exhaust gas oxygen sensor types

#76
20050262828
2005-12-01

Diagnostic device and method of engine exhaust purifying system

#77
20050188929
2005-09-01

Valve timing correction control apparatus and method for an internal combustion engine

#78
20050039723
2005-02-24

Control apparatus for internal combustion engine

#79
20050028515
2005-02-10

Exhaust control apparatus of internal combustion engine and exhaust gas flow amount estimating method

#80
20050005923
2005-01-13

Cylinder bank work output balancing based on exhaust gas A/F ratio

#81
18793568
2025-02-25

Methods and systems for verifying oxygen sensor connections

#82
18078462
2024-04-23

Vehicle control with individual engine cylinder enablement for air-fuel ratio imbalance monitoring and detection

#83
15727337
2019-02-19

Method and system for cylinder imbalance estimation