F02D2200/0814 - CPC Classification Index

#1

20260117718

2026-04-30

SYSTEMS AND METHODS FOR MIGITATING COLD START EMISSIONS BY MANAGING TURBOCHARGER TURBINE SPEED

#2

20260071584

2026-03-12

AIR-FUEL RATIO CONTROL METHOD AND DEVICE FOR INTERNAL COMBUSTION ENGINE

#3

20250269326

2025-08-28

EXHAUST PURIFICATION DEVICE

#4

20240183323

2024-06-06

Air-fuel ratio control apparatus for internal combustion engine and air-fuel ratio control method therefor

#5

20230407776

2023-12-21

Exhaust gas control apparatus for internal combustion engine and exhaust gas control method for the same

#6

20230340918

2023-10-26

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

#7

20230258140

2023-08-17

Method, computing unit, and computer program for operating an internal-combustion engine

#8

20230106310

2023-04-06

Method, processing unit, and computer program for operating an exhaust gas system

#9

20230024946

2023-01-26

Method, processing unit, and computer program for operating an internal combustion engine having at least one catalytic converter

#10

20220268230

2022-08-25

Control device and control method for internal combustion engine

#11

20220178295

2022-06-09

Method for determining the oxygen load of a catalytic converter of an internal combustion engine, and exhaust system of an internal combustion engine

#12

20220154622

2022-05-19

Reduction method for reducing the oxygen content in the catalytic converter, engine arrangement and vehicle

#13

20210388793

2021-12-16

Methods and system for estimating a temperature of an after treatment device during reactivation of an exhaust after treatment device

#14

20210254570

2021-08-19

Control method and system of air fuel ratio in pre-ignition situation

#15

20210231072

2021-07-29

Abnormality diagnosis system of downstream side air-fuel ratio detection device

#16

20210199041

2021-07-01

Catalyst degradation detection apparatus

#17

20210156324

2021-05-27

System and method for a motor vehicle with reduced fuel enrichment after a fuel cutoff event

#18

20210079861

2021-03-18

Device and method for controlling an internal combustion engine having a catalytic converter

#19

20210071595

2021-03-11

Method for operating a drive device and corresponding drive device

#20

20210063270

2021-03-04

Method of estimating oxygen storage capacity of catalyst

#21

20200347793

2020-11-05

METHOD AND DEVICE FOR CONTROLLING A FILL LEVEL OF A CATALYTIC CONVERTER FOR AN INTERNAL COMBUSTION ENGINE

#22

20200347792

2020-11-05

Method for ascertaining a maximum storage capacity of an exhaust gas component reservoir of a catalytic converter

#23

20200332731

2020-10-22

Oxygen storage amount estimation device, oxygen storage amount estimation system, controller for internal combustion engine, data analysis device, and method for estimating oxygen storage amount

#24

20200232403

2020-07-23

Methods and system for skip-firing of an engine

#25

20200217264

2020-07-09

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

#26

20200200109

2020-06-25

SYSTEMS AND METHODS FOR PREVENTING THERMAL SPIKES AT EXHAUST GAS CATALYSTS

#27

20200182179

2020-06-11

THREE-WAY CATALYST OXYGEN STORAGE MODEL

#28

20200123996

2020-04-23

Method and control unit for operating an internal combustion engine which has a first exhaust-gas purification component and a second exhaust-gas purification component

#29

20200116095

2020-04-16

Method and control unit for regulating a fill level of a reservoir of a catalytic converter for an exhaust gas component in coasting mode

#30

20200095917

2020-03-26

Catalyst deterioration diagnosis system and catalyst deterioration diagnosis method

#31

20200049088

2020-02-13

Controller and control method for internal combustion engine

#32

20200032730

2020-01-30

Catalyst diagnosis device

#33

20200003139

2020-01-02

Method and system for characterizing a port fuel injector

#34

20190309698

2019-10-10

Method for controlling an exhaust gas component filling level in an accumulator of a catalytic converter

#35

20190257259

2019-08-22

Method for adjusting a fuel/air ratio of an internal combustion engine

#36

20190242314

2019-08-08

Methods and systems for an exhaust gas treatment arrangement

#37

20190136778

2019-05-09

Exhaust purification system of internal combustion engine

#38

20190136737

2019-05-09

Exhaust purification system of internal combustion engine

#39

20190107024

2019-04-11

Engine with exhaust emission control device

#40

20190072049

2019-03-07

Control system for internal combustion engine

#41

20180362046

2018-12-20

Method and a system for improved gear shifting of a transmission

#42

20180347489

2018-12-06

Exhaust purification system of internal combustion engine

#43

20180320571

2018-11-08

Method and control unit for controlling the fill level of a catalytic converter

#44

20180306134

2018-10-25

Method and system for characterizing a port fuel injector

#45

20180195447

2018-07-12

Exhaust gas control system of internal combustion engine and method of controlling exhaust gas control system of internal combustion engine

#46

20180112613

2018-04-26

Method for operating a drive device and a corresponding drive device

#47

20180073458

2018-03-15

Control device for an exhaust purification system of an internal combustion engine

#48

20180023492

2018-01-25

FUEL SUPPLY CONTROL SYSTEM FOR V-TYPE TWO-CYLINDER GENERAL PURPOSE ENGINE

#49

20180010539

2018-01-11

Control device for internal combustion engine

#50

20170306873

2017-10-26

Controlling an internal combustion engine

#51

20170218874

2017-08-03

Internal combustion engine

#52

20170218868

2017-08-03

Internal combustion engine

#53

20170191438

2017-07-06

Method of detecting abnormality of air-fuel ratio sensor

#54

20170167419

2017-06-15

Method for operating an internal combustion engine and corresponding internal combustion engine

#55

20170159592

2017-06-08

Control system of internal combustion engine

#56

20170145939

2017-05-25

Control apparatus for internal combustion engine

#57

20170130663

2017-05-11

Methods and system for catalyst reactivation

#58

20170122242

2017-05-04

Control system of internal combustion engine

#59

20170101950

2017-04-13

Control system of internal combustion engine

#60

20170074194

2017-03-16

Control system of internal combustion engine

#61

20170067407

2017-03-09

Leaky injector mitigation action for vehicles during idle stop

#62

20170045011

2017-02-16

FUZZY CONTROL OF AN INTERNAL COMBUSTION ENGINE

#63

20170037804

2017-02-09

Control device of internal combustion engine

#64

20170037757

2017-02-09

Exhaust gas purification apparatus for internal combustion engine

#65

20170009624

2017-01-12

Exhaust purification system of internal combustion engine

#66

20170002760

2017-01-05

Control device for internal combustion engine

#67

20160377008

2016-12-29

Control system of internal combustion engine

#68

20160326975

2016-11-10

Control system of internal combustion engine

#69

20160298567

2016-10-13

Systems and methods for using transport time to estimate engine aftertreatment system characteristics

#70

20160290269

2016-10-06

Exhaust purification system of internal combustion engine

#71

20160290268

2016-10-06

Exhaust purification system of internal combustion engine

#72

20160290245

2016-10-06

Internal combustion engine

#73

20160273466

2016-09-22

Control system of internal combustion engine

#74

20160265466

2016-09-15

Exhaust purification system of internal combustion engine

#75

20160265465

2016-09-15

Exhaust purification system of internal combustion engine

#76

20160245145

2016-08-25

Control device of internal combustion engine

#77

20160237926

2016-08-18

Control system of engine

#78

20160215717

2016-07-28

Control system of internal combustion engine

#79

20160201534

2016-07-14

Emission control device regeneration

#80

20160177796

2016-06-23

Method for operating a drive device and corresponding drive device

#81

20160138506

2016-05-19

Diagnosis system of internal combustion engine

#82

20160097337

2016-04-07

Controller for internal combustion engine

#83

20150354487

2015-12-10

Control device for internal combustion engine

#84

20150345358

2015-12-03

Exhaust purification system of internal combustion engine

#85

20150330315

2015-11-19

Device and method for controlling variable compression ratio internal combustion engine

#86

20150275806

2015-10-01

Diagnostic systems and methods using model predictive control

#87

20150260118

2015-09-17

Method for operating an internal combustion engine and corresponding internal combustion engine

#88

20150252744

2015-09-10

Exhaust gas purification apparatus

#89

20150204260

2015-07-23

Purification apparatus of engine exhaust gas and method for purification of exhaust gas

#90

20150204258

2015-07-23

One dimensional three way catalyst model for control and diagnostics

#91

20150192081

2015-07-09

Methods and system for catalyst reactivation

#92

20150184605

2015-07-02

Fuel injection control apparatus for engine

#93

20150086428

2015-03-26

Abnormality diagnosis system of internal combustion engine

#94

20140336899

2014-11-13

Integrated fuel catalyst monitor

#95

20140294678

2014-10-02

Exhaust emission purification control device for engine

#96

20140216012

2014-08-07

Integrated fuel catalyst monitor

#97

20140060016

2014-03-06

Exhaust gas purification control device for an internal combustion engine

#98

20130338904

2013-12-19

Air-fuel ratio control apparatus for an internal combustion engine

#99

20130255228

2013-10-03

Catalyst deterioration diagnosis method, method for purification of exhaust gas using the diagnosis method, catalyst deterioration diagnosis apparatus, and apparatus for purification of exhaust gas using the diagnosis apparatus

#100

20130245919

2013-09-19

LOW DIMENSIONAL THREE WAY CATALYST MODEL FOR CONTROL AND DIAGNOSTICS

#101

20130192202

2013-08-01

Particulate matter retaining system

#102

20130030671

2013-01-31

Fuel control apparatus for internal combustion engine

#103

20120324869

2012-12-27

Catalyst degradation detection apparatus

#104

20120317960

2012-12-20

Catalyst degradation detection device

#105

20120265422

2012-10-18

Method for controlling an engine

#106

20120216507

2012-08-30

Method for determining soot mass stored with a particulate filter

#107

20120124972

2012-05-24

Exhaust emission control device for internal combustion engine and NOx purification catalyst deterioration determination method

#108

20120089296

2012-04-12

Method for diagnosing and/or adapting at least one system of a device

#109

20120067030

2012-03-22

METHOD FOR PURIFYING THE EXHAUST GASES OF AN INTERNAL COMBUSTION ENGINE HAVING A CATALYTIC CONVERTER

#110

20120031170

2012-02-09

Catalyst degradation detection apparatus and catalyst degradation detection method

#111

20110315108

2011-12-29

Control device for engine

#112

20110203551

2011-08-25

Method for controlling an engine

#113

20110138876

2011-06-16

Method and device for determining an oxygen storage capacity of a catalytic converter of an internal combustion engine and method and device for determining a dynamic time duration for exhaust probes of an internal combustion engine

#114

20110083639

2011-04-14

Cylinder deactivation to reduce fuel enrichment after fuel cutoff modes

#115

20110083425

2011-04-14

Integrated fuel catalyst monitor

#116

20110072793

2011-03-31

Particulate filter regeneration in an engine

#117

20100242934

2010-09-30

Exhaust gas purifying apparatus for internal combustion engine

#118

20100218485

2010-09-02

AIR-FUEL RATIO CONTROL APPARATUS AND AIR-FUEL RATIO CONTROL METHOD FOR INTERNAL COMBUSTION ENGINE

#119

20100217506

2010-08-26

Internal combustion engine air-fuel ratio control apparatus and method

#120

20100078000

2010-04-01

AIR-FUEL RATIO CONTROL DEVICE OF INTERNAL COMBUSTION ENGINE

#121

20100077729

2010-04-01

Catalyst degradation determination device for internal combustion engine

#122

20090320454

2009-12-31

CATALYST MONITORING SYSTEM AND METHOD

#123

20090288391

2009-11-26

CATALYST DETERIORATION DETECTION DEVICE

#124

20090198435

2009-08-06

Engine-controlling unit and engine-controlling method for an internal-combustion engine

#125

20090151324

2009-06-18

Method for setting a predetermined oxygen filling value of an oxygen storage reservoir of a catalytic converter

#126

20090151323

2009-06-18

METHOD AND DEVICE FOR OPERATING AN EXHAUST-GAS AFTER-TREATMENT SYSTEM

#127

20090126344

2009-05-21

Method and device for determining an oxygen storage capacity of a catalytic converter of an internal combustion engine and method and device for determining a dynamic time duration for exhaust probes of an internal combustion engine

#128

20090048766

2009-02-19

Air fuel ratio control system for internal combustion engines

#129

20090044516

2009-02-19

Method of controlling NOx purification system and NOx purification system

#130

20090031706

2009-02-05

Control apparatus and control method of an internal combustion engine

#131

20090012671

2009-01-08

Method and device for operating an internal combustion engine

#132

20080314023

2008-12-25

Method for determining current oxygen loading of a 3-way catalytic converter of a lambda-controlled internal combustion engine

#133

20080257325

2008-10-23

Air-fuel ratio control apparatus for internal combustion engine

#134

20080245056

2008-10-09

System operable to control exhaust gas emission of engine

#135

20080210209

2008-09-04

Lambda controller with balancing of the quantity of oxygen

#136

20080148804

2008-06-26

System and method for diagnosing operation of a NOx adsorber catalyst

#137

20080147297

2008-06-19

Air-fuel ratio control system of internal combustion engine

#138

20080082249

2008-04-03

Method for determining the conversion performance of an oxygen storage-capable catalytic converter of an internal combustion engine

#139

20070277503

2007-12-06

Method for checking the friction capability of an exhaust gas catalytic converter

#140

20070227121

2007-10-04

Air-fuel ratio control system for internal combustion engine

#141

20070220961

2007-09-27

Method for diagnosing the degree of aging of a catalytic converter disposed in the exhaust gas channel of an internal combustion engine

#142

20070204595

2007-09-06

Exhaust Gas Purification Apparatus of Internal Combustion Engine and Catalyst for Purifying Exhaust Gas of Internal Combustion Engine

#143

20070149357

2007-06-28

System and method to control fuel injector reactivation during deceleration fuel shut off

#144

20070125347

2007-06-07

Air-fuel ratio control apparatus of internal combustion engine

#145

20070107416

2007-05-17

Controller for internal combustion engine

#146

20070074503

2007-04-05

Exhaust system for an internal combustion engine

#147

20070062489

2007-03-22

Controller of an internal combustion engine

#148

20070044452

2007-03-01

Control device of internal combustion engine

#149

20070017212

2007-01-25

Catalyst diagnosis apparatus for internal combustion engine

#150

20070012265

2007-01-18

Multi-stroke cylinder operation in an internal combustion engine

#151

20060249108

2006-11-09

Valve control for an engine with electromechanically actuated valves

#152

20060241849

2006-10-26

Intake oxygen estimator for internal combustion engine

#153

20060218898

2006-10-05

Internal combustion engine controller

#154

20060168942

2006-08-03

Combination of selected opioids with other active substances for use in the therapy of urinary incontinence

#155

20060123769

2006-06-15

Process for the control of charging and discharging of an oxygen reservoir of an exhaust gas catalytic converter

#156

20060021330

2006-02-02

System for controlling NOx emissions during restarts of hybrid and conventional vehicles

#157

20060010854

2006-01-19

Exhaust gas clarifying device for internal combustion engine

#158

20050267669

2005-12-01

On-line catalyst monitoring using a Kalman filter

#159

20050262831

2005-12-01

Control apparatus for internal combustion engine

#160

20050252196

2005-11-17

Method for adjusting a defined oxygen concentration by means of binary lambda regulation in order to diagnose an exhaust gas catalyst

#161

20050229588

2005-10-20

System and method for controlling catalyst storage capacity

#162

20050223696

2005-10-13

Process and device for the lambda control of an internal combustion engine with exhaust catalyst

#163

20050205061

2005-09-22

Multi-stroke cylinder operation in an internal combustion engine

#164

20050205054

2005-09-22

Valve control for an engine with electromechanically actuated valves

#165

20050204728

2005-09-22

System and method for determining set point location for oxidant-based engine air/fuel control strategy

#166

20050193722

2005-09-08

Fuel cut control apparatus of internal combustion engine

#167

20050166578

2005-08-04

Method for operating an internal combustion engine that is equipped with a three-way catalytic converter

#168

20050150208

2005-07-14

Apparatus for and method of detecting deterioration of catalyst in internal combustion engine

#169

20050089456

2005-04-28

Exhaust gas purifcation apparatus of internal combustion engine and catalyst for purifying exhaust gas of internal combustion engine

#170

20050076637

2005-04-14

Process for heating a catalytic converter and/or particle filter mounted in an exhaust system of a diesel internal combustion engine of a vehicle, a motor vehicle in particular, to a desulfation and/or decarbonization temperature and a catalytic converter, a nitric oxide storage catalytic converter in particular, for exhaust systems of internal combustion engines

#171

20050028517

2005-02-10

Device for controlling internal combustion engine

#172

18624499

2025-07-22

System and method for compensating fuel mass based on oil dilution

#173

18459509

2024-09-17

System and method to reduce fuel cut enrichment non-methane hydrocarbon emissions

#174

17038420

2021-10-26

System and method for controlling airflow through cylinders of an engine during a deceleration fuel cutoff event