ClassID:

139434

F02D13/04 - CPC Classification

Classification description:

Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing during engine operation using engine as brake

Recent Application in this class:
#1
20260132754
2026-05-14

SYSTEMS AND METHODS OF ENGINE BRAKING USING HIGH PRESSURE FUEL PUMP

#2
20260071560
2026-03-12

ENGINE, A METHOD OF OPERATING AN ENGINE, AND A CONTROLLER

#3
20250369398
2025-12-04

ENGINE BRAKE SYSTEM FOR AN INTERNAL COMBUSTION ENGINE

#4
20250305428
2025-10-02

Advanced Valve Train Assembly for Engine Brake and Cylinder Deactivation

#5
20250198358
2025-06-19

INTERNAL COMBUSTION ENGINE SYSTEM

#6
20250179966
2025-06-05

ENGINE BRAKING MODE SELECTION SYSTEMS AND METHODS

#7
20250052188
2025-02-13

ENGINE BRAKE METHOD FOR OPERATING A VEHICLE WITH A TURBOCHARGED INTERNAL COMBUSTION ENGINE AND ASSOCIATED VEHICLE

#8
20250020084
2025-01-16

ENGINE BRAKING WITH FUEL INJECTION FOR INTERNAL COMBUSTION ENGINES

#9
20240418107
2024-12-19

ENGINE, A METHOD OF OPERATING AN ENGINE, AND A CONTROLLER

#10
20240247616
2024-07-25

Method of controlling inlet valves and exhaust valves of an internal combustion engine, control arrangement, combustion engine, and vehicle

#11
20240183291
2024-06-06

System facilitating cylinder deactivation and 1.5-stroke engine braking operation in an internal combustion engine

#12
20240100957
2024-03-28

VEHICLE RETARDATION TORQUE CONTROL

#13
20230417196
2023-12-28

Method for Operating an Internal Combustion Engine, in Particular of a Motor Vehicle

#14
20230392559
2023-12-07

ENGINE EXHAUST BRAKING SYSTEM FOR EQUALIZING PRESSURES ACROSS EXHAUST VALVES DURING INTAKE STROKES

#15
20230349337
2023-11-02

Method for controlling the operation of an engine system

#16
20230347895
2023-11-02

Method for controlling a powertrain

#17
20230296045
2023-09-21

Split cycle internal combustion engine

#18
20230235687
2023-07-27

COMPACT ENGINE BRAKE WITH PRESSURE-CONTROL RESET

#19
20230212965
2023-07-06

Engine braking system

#20
20230175448
2023-06-08

Method and device for maintaining temperature of aftertreatment system of vehicle

#21
20230107310
2023-04-06

Engine braking castellation mechanism

#22
20230075743
2023-03-09

Compression release engine in-cylinder braking system

#23
20230049122
2023-02-16

Four-stroke internal combustion engine and method of controlling timings of an exhaust camshaft and an intake camshaft

#24
20230035980
2023-02-02

Device for Preventing Decrease in Braking Force of Combustion Engine System

#25
20230031075
2023-02-02

METHOD FOR ENGINE BRAKING AND POWERTRAIN

#26
20230003166
2023-01-05

Method for controlling a compression release brake mechanism in a combustion engine

#27
20220412274
2022-12-29

METHOD FOR CONTROLLING ENGINE BRAKING OF AN INTERNAL COMBUSTION ENGINE

#28
20220307430
2022-09-29

Control device and method for controlling a compression release brake arrangement for an engine

#29
20220307392
2022-09-29

Compact engine brake with pressure-control reset

#30
20220282678
2022-09-08

Systems and methods for fuel post injection timing

#31
20220268182
2022-08-25

Valvetrain with variable valve actuation

#32
20220251979
2022-08-11

LOST MOTION EXHAUST ROCKER ENGINE BRAKE SYSTEM WITH ACTUATION SOLENOID VALVE AND METHOD OF OPERATION

#33
20220205372
2022-06-30

Compression release type engine brake

#34
20220203959
2022-06-30

Motor torque smoothing for recharging events on combustion engines

#35
20220178315
2022-06-09

Engine braking method and control system varying engine braking power within cylinder-number braking mode

#36
20220178314
2022-06-09

Methods and systems for engine braking with reduced noise, vibration, and harshness

#37
20220112847
2022-04-14

Variable valve timing internal combustion engine

#38
20220073050
2022-03-10

Methods and system for arbitrating fuel cut out for a hybrid vehicle

#39
20220049661
2022-02-17

Engine brake control according to engine operating parameters

#40
20220034266
2022-02-03

Self-contained compression brake control module for compression-release brake system of an internal combustion engine

#41
20210362721
2021-11-25

Method for controlling a powertrain system during upshifting

#42
20210340921
2021-11-04

Valve train with cylinder deactivation and compression release

#43
20210324811
2021-10-21

Systems and methods for preventing deactivation of a cylinder of an internal combustion engine system

#44
20210324770
2021-10-21

Type II valvetrains to enable variable valve actuation

#45
20210317794
2021-10-14

Method for Operating an Internal Combustion Engine, in Particular of a Motor Vehicle, in an Engine Braking Operation

#46
20210316614
2021-10-14

Regenerative braking control apparatus for electrically-powered vehicle

#47
20210310425
2021-10-07

Valve actuation and sequencing for cylinder deactivation and high-power density (HPD) braking

#48
20210310424
2021-10-07

Single actuator valve sequencing in cylinder deactivation and high-power density (HPD) braking engine environments

#49
20210289700
2021-09-23

Auxiliary brake system for outdoor grounds maintenance vehicles having hydrostatic traction drive systems

#50
20210277994
2021-09-09

Power control system with clutch braking function

#51
20210254562
2021-08-19

Two stroke engine braking via cylinder deactivation and late intake valve closing

#52
20210245756
2021-08-12

Systems and methods for improving fuel economy and reducing emissions

#53
20210180527
2021-06-17

Combined Engine Braking Method and Turbocharging Control Device

#54
20210156319
2021-05-27

Self-contained compression brake control module for compression-release brake system of an internal combustion engine

#55
20210131359
2021-05-06

Control strategy, apparatus and nonvolatile computer storage medium

#56
20210131358
2021-05-06

System for improved engine braking

#57
20210131357
2021-05-06

Method for operating a reciprocating piston internal combustion engine

#58
20210102505
2021-04-08

Compression-release type engine brake

#59
20210087988
2021-03-25

Method and arrangement for determining exhaust mass flow through a diesel particulate filter, and for controlling one or more engine components as a function of determined exhaust mass flow

#60
20210071548
2021-03-11

Rocker arm mechanism

#61
20210040871
2021-02-11

Engine brake rocker arm having biasing configuration

#62
20200400048
2020-12-24

Lost motion exhaust rocker engine brake system with actuation solenoid valve and method of operation

#63
20200339120
2020-10-29

Control apparatus for vehicle

#64
20200325803
2020-10-15

Engine braking castellation mechanism

#65
20200309043
2020-10-01

Valve train with cylinder deactivation and compression release

#66
20200232405
2020-07-23

System and method for selecting a cylinder deactivation mode

#67
20200208547
2020-07-02

Switching tappet or a roller finger follower for compression release braking

#68
20200200103
2020-06-25

Internal combustion engine and a method for controlling a braking torque of the engine

#69
20200191027
2020-06-18

Linkage between an auxiliary motion source and a main motion load path in an internal combustion engine

#70
20200191023
2020-06-18

Ball engine brake mechanism

#71
20200173378
2020-06-04

INTERNAL COMBUSTION ENGINE SYSTEM

#72
20200158044
2020-05-21

Adaptive torque mitigation by micro-hybrid system

#73
20200141335
2020-05-07

Combined engine braking and positive power engine lost motion valve actuation system

#74
20200102896
2020-04-02

Variable engine braking for thermal management

#75
20200095910
2020-03-26

Rocker arm assembly for engine braking

#76
20200056514
2020-02-20

Hybrid valve train system

#77
20200047763
2020-02-13

Cylinder deactivation control for driveline braking

#78
20200018244
2020-01-16

Vacuum and compression release braking in spark-ignited engines

#79
20200018243
2020-01-16

Systems and methods for combined engine braking and lost motion exhaust valve opening

#80
20190331033
2019-10-31

Methods and systems for controlling machine speed

#81
20190309664
2019-10-10

Lost motion exhaust rocker engine brake system with actuation solenoid valve and method of operation

#82
20190277205
2019-09-12

Compression release valvetrain design

#83
20190277166
2019-09-12

Variable valve drive with a sliding cam system for an internal combustion engine

#84
20190257228
2019-08-22

Internal combustion engine

#85
20190249609
2019-08-15

Engine control system

#86
20190249606
2019-08-15

Internal combustion engine and a method for controlling a braking torque of the engine

#87
20190242278
2019-08-08

Internal combustion engine having a valve actuation device

#88
20190234317
2019-08-01

System and method for providing engine braking

#89
20190211717
2019-07-11

Method for changing gear ratio in a gearbox of a vehicle

#90
20190202433
2019-07-04

Engine control method and system of hybrid electric vehicle

#91
20190178167
2019-06-13

Automatic engine brake control systems and methods

#92
20190162086
2019-05-30

Valve drive

#93
20190145291
2019-05-16

Rocker arm assembly for engine braking

#94
20190085759
2019-03-21

Engine braking for an opposed piston that includes a mechanically driven supercharger

#95
20190085758
2019-03-21

Engine braking an opposed piston that includes a mechanically driven supercharger

#96
20190072047
2019-03-07

System and method for selecting a cylinder deactivation mode

#97
20190072042
2019-03-07

Method for braking an internal combustion engine

#98
20190063273
2019-02-28

Valvetrain with variable valve actuation

#99
20190003404
2019-01-03

Method for operating a reciprocating internal combustion engine

#100
20180363567
2018-12-20

Internal combustion engine and a method comprising control of the engine to provide a braking torque

#101
20180340479
2018-11-29

System and method for reactivating engine cylinders

#102
20180334975
2018-11-22

Method for assisted upshifting and device for this purpose

#103
20180334973
2018-11-22

Operating method for a driver assistance system and motor vehicle

#104
20180291824
2018-10-11

System and method for intake manifold pressure control

#105
20180283989
2018-10-04

Engine brake test tool

#106
20180283242
2018-10-04

Variable valve gear with braking cams

#107
20180283241
2018-10-04

Compression brake for internal combustion engine

#108
20180274456
2018-09-27

Four-stroke internal combustion engine thereto related vehicle and method

#109
20180216502
2018-08-02

Valve train for a reciprocating piston internal combustion engine, and method for valve control in a reciprocating piston internal combustion engine

#110
20180187580
2018-07-05

Compression-release engine brake system for lost motion rocker arm assembly and method of operation thereof

#111
20180142585
2018-05-24

Engine brake device for an internal combustion engine

#112
20180141538
2018-05-24

Methods and system for improving response of a hybrid vehicle

#113
20180119625
2018-05-03

Supercharging for improved engine braking and transient performance

#114
20180087413
2018-03-29

Single valve compression release bridge brake

#115
20180087412
2018-03-29

Self-retracting hydraulic engine brake system

#116
20180043868
2018-02-15

System and method for controlling braking of autonomous machine

#117
20180038304
2018-02-08

Diagnostic device and diagnostic system

#118
20170362971
2017-12-21

Compression-release engine brake system for lost motion rocker arm assembly and method of operation thereof

#119
20170356381
2017-12-14

System and method for controlling fuel for reactivating engine cylinders

#120
20170356374
2017-12-14

System and method for mitigating cylinder deactivation degradation

#121
20170356372
2017-12-14

System and method for intake manifold pressure control

#122
20170356371
2017-12-14

System and method for controlling busyness of cylinder mode changes

#123
20170356370
2017-12-14

System and method for controlling engine torque while deactivating engine cylinders

#124
20170356369
2017-12-14

System and method for selecting a cylinder deactivation mode

#125
20170356367
2017-12-14

System for method for controlling engine knock of a variable displacement engine

#126
20170356364
2017-12-14

System and method for reactivating engine cylinders

#127
20170355374
2017-12-14

Cylinder deactivation control for driveline braking

#128
20170306860
2017-10-26

Combustion engine as well as method for engine braking using such a combustion engine

#129
20170276035
2017-09-28

Rocker arm assembly for engine braking

#130
20170276034
2017-09-28

Rocker arm assembly for engine braking

#131
20170232959
2017-08-17

HYBRID ELECTRIC VEHICLE AND METHOD OF CONTROL THEREOF

#132
20170218799
2017-08-03

Two stroke, opposed piston engine with compression release brake arrangement and method

#133
20170184037
2017-06-29

VEHICLE

#134
20170175665
2017-06-22

Internal combustion engine having an engine backpressure brake and a compression release engine brake

#135
20170175652
2017-06-22

Method for checking the function of a compression release brake system

#136
20170175598
2017-06-22

Internal combustion engine having an engine backpressure brake and a compression release engine brake

#137
20170122232
2017-05-04

Thermal management via exhaust gas recirculation

#138
20170107915
2017-04-20

Method and apparatus for determining exhaust brake failure

#139
20170101940
2017-04-13

Vehicle control device

#140
20170081986
2017-03-23

Lost motion differential valve actuation

#141
20170058787
2017-03-02

Method and apparatus for combined exhaust and compression release engine braking

#142
20170051639
2017-02-23

Valve bridge assembly

#143
20170051638
2017-02-23

Valve train assembly

#144
20170045001
2017-02-16

Engine control device

#145
20170036677
2017-02-09

Method for controlling a delay device of a vehicle

#146
20170009668
2017-01-12

Control apparatus for vehicle

#147
20170002757
2017-01-05

In-engine heating mode by increasing load

#148
20170002702
2017-01-05

Combustion engine, vehicle comprising the combustion engine and method for controlling the combustion engine

#149
20160356187
2016-12-08

Compression-release engine brake system for lost motion rocker arm assembly and method of operation thereof

#150
20160319753
2016-11-03

Method for operating a reciprocating internal combustion engine

#151
20160318402
2016-11-03

Retarder brake system of a vehicle combination

#152
20160305293
2016-10-20

Compression-release engine brake system for lost motion rocker arm assembly and method of operation thereof

#153
20160281613
2016-09-29

Engine brake lever

#154
20160281612
2016-09-29

Valve-actuating device for varying the valve lift

#155
20160265399
2016-09-15

Engine valve actuation mechanism for producing a variable engine valve event

#156
20160215661
2016-07-28

Engine valve actuation system

#157
20160169128
2016-06-16

Engine braking device for a combustion engine and method for operating an engine braking device

#158
20160169127
2016-06-16

Method for controlling an engine braking device and engine braking device

#159
20160169126
2016-06-16

Method for controlling an engine braking device and engine braking device

#160
20160160711
2016-06-09

Apparatus for resetting an engine brake using decompressing

#161
20160160710
2016-06-09

ENGINE BRAKING VIA ADVANCING THE EXHAUST VALVE

#162
20160153324
2016-06-02

Continuous variable valve duration apparatus and control method using the same

#163
20160146072
2016-05-26

Engine system and operation method using engine braking mechanisms for early exhaust valve opening

#164
20160138488
2016-05-19

Exhaust CAM non connection engine brake, vehicle having the same as auxiliary brake, and method for controlling the same

#165
20160123242
2016-05-05

Engine Braking

#166
20160090920
2016-03-31

CONTROLLER SELECTION OF ENGINE BRAKE ACTIVATION TYPE

#167
20160025018
2016-01-28

COMPRESSION RELIEF BRAKE RESET MECHANISM

#168
20160003119
2016-01-07

Device and method for reducing unwanted emissions from an engine at start of said engine

#169
20150354418
2015-12-10

Linkage between an auxiliary motion source and a main motion load path in an internal combustion engine

#170
20150353093
2015-12-10

Driver training interface

#171
20150298700
2015-10-22

Vehicle drive controller

#172
20150252694
2015-09-10

Compression relief brake reset mechanism

#173
20150204250
2015-07-23

Valve actuation mechanism and automotive vehicle equipped with such a valve actuation mechanism

#174
20150144096
2015-05-28

Compression-release engine brake system for lost motion rocker arm assembly and method of operation thereof

#175
20150136077
2015-05-21

CONTROL STRATEGY FOR ENGINE-OPERATED COMPRESSOR

#176
20150107553
2015-04-23

Engine braking

#177
20150101568
2015-04-16

EXHAUST BREAK FOR HIGH TORQUE VEHICLE AND CONTROL METHOD THEREOF

#178
20150068492
2015-03-12

Two stroke, opposed-piston engine with engine braking

#179
20140373808
2014-12-25

Engine system and operation method using engine braking mechanisms for early exhaust valve opening

#180
20140326212
2014-11-06

Lost motion valve actuation systems with locking elements including wedge locking elements

#181
20140251266
2014-09-11

Auxiliary Valve Motions Employing Disablement of Main Valve Events and/or Coupling of Adjacent Rocker Arms

#182
20140245992
2014-09-04

Combined engine braking and positive power engine lost motion valve actuation system

#183
20140209061
2014-07-31

ENGINE BRAKE IMPROVEMENT

#184
20140208743
2014-07-31

Turbocharger operation to increase brake effectiveness

#185
20140034010
2014-02-06

Engine braking controller

#186
20130319370
2013-12-05

Method and apparatus for resetting valve lift for use in engine brake

#187
20130317681
2013-11-28

Operator interface for vehicles

#188
20130298867
2013-11-14

Retarding system

#189
20130276434
2013-10-24

Method and apparatus for cold starting an internal combustion engine

#190
20130269653
2013-10-17

Auxiliary valve actuating mechanism of engine

#191
20130269652
2013-10-17

Four-stroke internal combustion engine comprising an engine brake

#192
20130255624
2013-10-03

Method and device for controlling the engine braking operation in internal combustion engines

#193
20130232952
2013-09-12

Systems and methods using internal EGR for aftertreatment system control

#194
20130220272
2013-08-29

Engine control apparatus

#195
20130213036
2013-08-22

Engine system

#196
20130152897
2013-06-20

Vehicle control system

#197
20130115027
2013-05-09

Connecting element and method for manufacturing a connecting element

#198
20130087111
2013-04-11

Internal combustion engine and method for control

#199
20130068195
2013-03-21

Method and system for engine cylinder decompression

#200
20130061829
2013-03-14

Fixed chain type engine braking device

#201
20130060453
2013-03-07

Engine speed based valvetrain control systems and methods

#202
20130042835
2013-02-21

Veb excenter reset

#203
20130000602
2013-01-03

METHODS AND SYSTEMS FOR CONTROLLING FUEL SYSTEMS OF INTERNAL COMBUSTION ENGINES

#204
20120317977
2012-12-20

Vehicle control system

#205
20120298057
2012-11-29

Primary and auxiliary rocker arm assembly for engine valve actuation

#206
20120210985
2012-08-23

Two stroke, opposed-piston engines with engine braking

#207
20120186546
2012-07-26

Lost motion valve control apparatus

#208
20120125298
2012-05-24

Two stroke opposed-piston engines with compression release for engine braking

#209
20120102920
2012-05-03

Power system with cylinder-disabling strategy

#210
20120067331
2012-03-22

Controlling engine braking loads using cat regeneration system (CRS)

#211
20120059572
2012-03-08

Method for controlling an exhaust gas temperature

#212
20120031372
2012-02-09

Self-contained compression brake control module for compression-release brake system of internal combustion engine

#213
20120024260
2012-02-02

Combined engine braking and positive power engine lost motion valve actuation system

#214
20120017869
2012-01-26

Method and device for engine braking

#215
20120017868
2012-01-26

Method and device for engine braking

#216
20110290206
2011-12-01

Rocker shaft pedestal incorporating an engine valve actuation system or engine brake

#217
20110289914
2011-12-01

UPSTREAM EGR RESTRICTION

#218
20110277729
2011-11-17

Compression-braking system

#219
20110203549
2011-08-25

Internal combustion piston engine with engine braking by opening of exhaust valves

#220
20110192143
2011-08-11

Method and apparatus for cold starting an internal combustion engine

#221
20110155098
2011-06-30

Self-contained compression brake control module for compression-release brake system of internal combustion engine

#222
20110139095
2011-06-16

Device for generating compressed air for a vehicle and method for operating a device for generating compressed air

#223
20110132298
2011-06-09

Valve bridge with integrated lost motion system

#224
20110120422
2011-05-26

Universal energy-saving system for multiple working conditions

#225
20110120411
2011-05-26

SOLENOID CONTROL FOR VALVE ACTUATION IN ENGINE BRAKE

#226
20110114060
2011-05-19

Engine brake and engine provided with the same

#227
20110100339
2011-05-05

Compound turbocharger system having a connectable compressor

#228
20110100324
2011-05-05

High-temperature-flow engine brake with valve actuation

#229
20110041496
2011-02-24

Method and device for generating compressed air and for blowing it into an internal combustion engine

#230
20110036088
2011-02-17

Supercharged boost-assist engine brake

#231
20100307451
2010-12-09

Compression release engine brake unit

#232
20100307440
2010-12-09

Engine for an air hybrid vehicle

#233
20100300403
2010-12-02

Engine braking apparatus with mechanical linkage and lash adjustment

#234
20100286885
2010-11-11

Method for controlling an engine braking device of an internal combustion engine and an internal combustion engine for a motor vehicle

#235
20100258079
2010-10-14

Engine brake detection

#236
20100242878
2010-09-30

VARIABLE VALVE APPARATUS FOR INTERNAL COMBUSTION ENGINE

#237
20100212625
2010-08-26

Valve train of a reciprocating piston combustion engine

#238
20100204906
2010-08-12

Vehicle control system

#239
20100186710
2010-07-29

Exhaust valve mechanism for an internal combustion engine

#240
20100180860
2010-07-22

Valve drive train actuating device

#241
20100170472
2010-07-08

Integrated engine brake with mechanical linkage

#242
20100170471
2010-07-08

Engine braking apparatus with two-level pressure control valves

#243
20100122687
2010-05-20

Method and device for increasing the engine brake power of a reciprocating piston internal combustion engine of a vehicle, particularly of a diesel engine

#244
20100095918
2010-04-22

Lift-control device for a poppet valve of an internal-combustion engine or operating machine

#245
20100095914
2010-04-22

EXTERNAL COMPRESSION TWO-STROKE INTERNAL COMBUSTION ENGINE

#246
20100086414
2010-04-08

Hybrid internal combustion engine and air motor system and method

#247
20100065019
2010-03-18

Apparatus and method for engine braking

#248
20100037854
2010-02-18

Apparatus and method for engine braking

#249
20100024767
2010-02-04

Self-contained compression brakecontrol module for compression-release brakesystem of internal combustion engine

#250
20100006062
2010-01-14

Engine braking apparatus with mechanical linkage and lash adjustment

#251
20090282819
2009-11-19

Exhaust emission control system for internal combustion engine

#252
20090266320
2009-10-29

Valve actuating system

#253
20090230761
2009-09-17

Brake system for engine-operated vehicle and controlling method thereof

#254
20090187331
2009-07-23

Method and system for operating a combustion engine brake

#255
20090158706
2009-06-25

Variable engine out emission control roadmap

#256
20090152027
2009-06-18

Hybrid vehicle

#257
20090078233
2009-03-26

ENGINE BRAKE PROCEDURE

#258
20090038584
2009-02-12

Internal combustion engine

#259
20080314663
2008-12-25

System and method of extending regenerative braking in a hybrid electric vehicle

#260
20080295485
2008-12-04

Regeneration system

#261
20080275617
2008-11-06

Method for Calculating the Low Pressure in the Servobrake of a Vehicle Comprising an Otto Engine

#262
20080223333
2008-09-18

Control method for the intake and exhaust valves of an engine and internal combustion engine comprising such valves

#263
20080210197
2008-09-04

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