ClassID:

138913

F02B75/18 - CPC Classification

Classification description:

Other engines; Engines characterised by number of cylinders, e.g. single-cylinder engines Multi-cylinder engines

Sub-classes:
Recent Application in this class:
#1
20250279696
2025-09-04

LINEAR GENERATOR SYSTEM HAVING A POLYGONAL LAYOUT

#2
20250257698
2025-08-14

SYSTEM AND METHOD FOR INJECTING CONDENSATE IN CYLINDER OF A RECIPROCATING ENGINE

#3
20250250953
2025-08-07

CHEMICALLY RESISTANT INSERTS AND/OR SPACERS FOR AN INTAKE MANIFOLD THAT ENABLE FLOW OF COOLANT FLUID AND KITS HAVING THE SAME

#4
20250237181
2025-07-24

METHOD FOR REPORTING A CORROSION PROBLEM ON A FUEL INJECTOR NOZZLE OF AN INTERNAL COMBUSTION ENGINE

#5
20250172081
2025-05-29

MARINE VESSEL AND EXHAUST MANIFOLD FOR MARINE VESSEL

#6
20250122817
2025-04-17

4-STROKE 3-CYLINDER ENGINE

#7
20250109724
2025-04-03

EVAPORATIVE EMISSIONS CONTROL FOR A VEHICLE

#8
20250092819
2025-03-20

Dual piston based gensets for vehicle electrification

#9
20250075670
2025-03-06

TORSIONAL VIBRATION SOLUTIONS FOR CYLINDER DEACTIVATION

#10
20250067226
2025-02-27

INTERNAL COMBUSTION ENGINE SYSTEM

#11
20250067207
2025-02-27

INTERNAL COMBUSTION ENGINE SYSTEM

#12
20250027461
2025-01-23

STIRLING CYCLE MACHINE

#13
20240401505
2024-12-05

Internal Combustion Engine with a High-Pressure Fuel Pump

#14
20240369450
2024-11-07

ENGINE ASSEMBLY FOR A VEHICLE AND METHOD FOR DETERMINING PISTON TEMPERATURE IN AN ENGINE

#15
20240309827
2024-09-19

Systems and methods for controlling a vehicle engine

#16
20240209806
2024-06-27

Work vehicle low cetane power system with external to cylinder compression ignition assistance

#17
20240209805
2024-06-27

WORK VEHICLE POWER SYSTEM WITH DYNAMIC AUTO-IGNITION ASSISTANCE COMPRESSION RATIOS

#18
20240125268
2024-04-18

V7 ENGINE

#19
20230407811
2023-12-21

ALPHA STIRLING ENGINE

#20
20230366332
2023-11-16

Internal combustion engine with a high-pressure fuel pump

#21
20230332554
2023-10-19

Marine propulsion device and marine vessel

#22
20230243297
2023-08-03

System and method for opposed piston barrel engine

#23
20230235718
2023-07-27

Fuel rail and assembly

#24
20230175462
2023-06-08

Evaporative emissions control for a vehicle

#25
20230115612
2023-04-13

Engine with cylinder crankcase and oil return collection channel and oil drain

#26
20220260024
2022-08-18

Internal combustion engine

#27
20220251981
2022-08-11

Control system and method to mitigate reverse oil flow to the combustion chamber on deactivated cylinders

#28
20220228528
2022-07-21

Crankshaft

#29
20220163000
2022-05-26

Internal combustion engine and method of operating same

#30
20220145843
2022-05-12

Ignition timing controller and ignition timing control method for multi-cylinder internal combustion engine

#31
20220145816
2022-05-12

Control apparatus for internal combustion engine

#32
20220120214
2022-04-21

Six-cylinder opposed free piston internal combustion engine generator

#33
20220106931
2022-04-07

Recirculation pipe and engine system including the same

#34
20220106925
2022-04-07

Cylinder head

#35
20220099528
2022-03-31

Misfire determination apparatus and method for internal combustion engine

#36
20220055730
2022-02-24

Outboard motor and outboard motor control device

#37
20220026118
2022-01-27

Stirling cycle machine

#38
20210388786
2021-12-16

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

#39
20210301776
2021-09-30

Detection apparatus and control apparatus

#40
20210277823
2021-09-09

Power unit

#41
20210254515
2021-08-19

VALVETRAIN CONFIGURATIONS FOR MULTILEVEL DYNAMIC SKIP FIRE VARIABLE VALVE LIFT SWITCHING AND CYLINDER DEACTIVATION

#42
20210189916
2021-06-24

Reversible camshaft target

#43
20210172403
2021-06-10

Detection and control of intake system noise during low pressure exhaust gas recirculation operation

#44
20210148318
2021-05-20

Fuel rail and assembly

#45
20210065476
2021-03-04

Diagnosis of a charge cycle behavior of an internal combustion engine

#46
20210062747
2021-03-04

Internal combustion engine condition determination apparatus, internal combustion engine condition determination system, data analyzing apparatus, and internal combustion engine control apparatus

#47
20210010449
2021-01-14

ENGINE PHASE DETERMINATION AND CONTROL

#48
20200392932
2020-12-17

Engine driving apparatus

#49
20200378344
2020-12-03

Evaporative emissions control for a vehicle

#50
20200378337
2020-12-03

Cylinder block assembly

#51
20200378318
2020-12-03

Internal combustion engine and method of operating same

#52
20200355141
2020-11-12

Cylinder specific engine cooling

#53
20200300200
2020-09-24

Exhaust manifold

#54
20200271069
2020-08-27

Imbalance detection device, imbalance detection system, data analysis device, and controller for internal combustion engine

#55
20200248644
2020-08-06

Fuel injection control device and method for controlling fuel injection valve

#56
20200248618
2020-08-06

Systems and methods for determining indicated mean effective pressure

#57
20200248615
2020-08-06

Turbocharger with a Casing and Internal Combustion Engine

#58
20200182203
2020-06-11

Intake manifold

#59
20200158051
2020-05-21

Spark ignited engine load extension with low pressure exhaust gas recirculation and delta pressure valve

#60
20200102882
2020-04-02

Turbocharged internal combustion engine with a portion of exhaust gases from engine bypassing turbocharger turbine for rapid catalyst light-off without waste gate performance penalty in turbine

#61
20200088094
2020-03-19

Internal combustion engine

#62
20200072098
2020-03-05

SLIDING CAMSHAFT ASSEMBLY

#63
20200063685
2020-02-27

Cylinder liner, block manufacturing method and cylinder liner manufacturing method

#64
20200063684
2020-02-27

Cylinder liner, block manufacturing method and cylinder liner manufacturing method

#65
20200063654
2020-02-27

Engine

#66
20190301382
2019-10-03

Control device for internal combustion engine and control method for internal combustion engine

#67
20190257257
2019-08-22

Camshaft phaser control for variable displacement engines

#68
20190178137
2019-06-13

Method and apparatus for controlling a single-shaft dual expansion internal combustion engine

#69
20190145324
2019-05-16

Lubrication system of an internal combustion engine and method of operating same

#70
20190120122
2019-04-25

Engine air path cooling system

#71
20190085808
2019-03-21

Wheeled vehicle

#72
20190085761
2019-03-21

Power unit

#73
20190072048
2019-03-07

Cylinder deactivation entrance and exit control

#74
20190010890
2019-01-10

Method and apparatus for controlling an internal combustion engine

#75
20180334985
2018-11-22

METHOD AND SYSTEM FOR DETERMINING PRESSURE IN A FUEL ACCUMULATOR TANK OF AN ENGINE

#76
20180291836
2018-10-11

Stirling cycle machine

#77
20180252153
2018-09-06

Intake air boost system for two-cycle engine having roots blowers

#78
20180238226
2018-08-23

Variable geometry wastegate turbine

#79
20180223950
2018-08-09

Machine having reciprocating slider crank mechanism, and method for designing machine having reciprocating slider crank mechanism

#80
20180216567
2018-08-02

Opposed piston engine cylinder with carbon scraper

#81
20180216521
2018-08-02

Variable displacement hypocycloidal crankshaft

#82
20180195442
2018-07-12

Internal combustion engine and method of operating same

#83
20180179991
2018-06-28

Evaporative emissions control for a vehicle

#84
20180179963
2018-06-28

Four-stroke internal combustion engine including variable compression ratio and a vehicle

#85
20180156149
2018-06-07

System and method for detecting a fault condition associated with a valvetrain of an engine

#86
20180149068
2018-05-31

Internal combustion engine

#87
20180128197
2018-05-10

Systems and methods for non-intrusive closed-loop combustion control of internal combustion engines

#88
20180119622
2018-05-03

METHOD AND SYSTEM FOR CONTROLLING ENGINE OPERATIONS

#89
20180115217
2018-04-26

Power train including cylinder block water jacket having motor cooling port

#90
20180112567
2018-04-26

Integrated oil separator assembly for crankcase ventilation

#91
20180111470
2018-04-26

Power train apparatus

#92
20180111468
2018-04-26

Power train

#93
20180100459
2018-04-12

Cylinder deactivation entrance and exit control

#94
20180100428
2018-04-12

ENGINE SYSTEM

#95
20180094612
2018-04-05

Internal combustion engine having exhaust gas recirculation loop with catalyzed heat exchanger for steam reformation

#96
20180087461
2018-03-29

Dual-fuel internal combustion engine

#97
20180073595
2018-03-15

POWER TRAIN

#98
20180058390
2018-03-01

THREE CYLINDER HEAD FOR A DEDICATED EGR INTERNAL COMBUSTION ENGINE INCLUDING TWO PORTS

#99
20180058350
2018-03-01

METHOD AND APPARATUS FOR CONTROLLING OPERATION OF AN INTERNAL COMBUSTION ENGINE

#100
20180030889
2018-02-01

Drive device provided with XY-separating crank mechanism

#101
20180023452
2018-01-25

Internal combustion engine

#102
20170363057
2017-12-21

Dedicated exhaust gas recirculation engine fueling control

#103
20170350334
2017-12-07

Method and device for operating a multi-cylinder internal combustion engine

#104
20170335921
2017-11-23

Balance device for internal combustion engine

#105
20170328292
2017-11-16

Powertrain control system

#106
20170298857
2017-10-19

Method and apparatus for controlling an engine based on a target pressure curve

#107
20170291596
2017-10-12

Control device for hybrid vehicle

#108
20170284292
2017-10-05

Apparatus for increasing efficiency in reciprocating type engines

#109
20170241369
2017-08-24

Method for reducing cylinder air-fuel ratio imbalance

#110
20170226925
2017-08-10

Power unit

#111
20170218829
2017-08-03

Exhaust manifold for a multicylinder internal combustion engine

#112
20170204802
2017-07-20

Process of controlling operation in a multi-cylinder engine

#113
20170175659
2017-06-22

Vehicle behavior control device

#114
20170167461
2017-06-15

Control device for internal combustion engine

#115
20170167331
2017-06-15

ENGINE VENTILATION SYSTEM

#116
20170159580
2017-06-08

ENGINE SYSTEM

#117
20170159547
2017-06-08

Engine air path cooling system

#118
20170114727
2017-04-27

Oil control valve system for valve actuation switching

#119
20170101928
2017-04-13

Four-cycle multi-cylinder engine

#120
20170080917
2017-03-23

Non-uniform displacement engine control system and method having transient state control mode

#121
20170074162
2017-03-16

Combined-cycle combustion control type three-cylinder engine and method for controlling the same

#122
20170067434
2017-03-09

Method for actuating a spark gap

#123
20170058805
2017-03-02

Method of operating an engine

#124
20170058736
2017-03-02

Drive device for a motor vehicle and method of operating such a drive device

#125
20170051698
2017-02-23

Method and system for calibrating exhaust valves

#126
20170045112
2017-02-16

TORQUE TRANSMITTING SYSTEM WITH TORSIONAL VIBRATION ABSORPTION FOR A POWERTRAIN

#127
20170045111
2017-02-16

Torsional vibration absorption system

#128
20170030279
2017-02-02

Exhaust-gas-turbocharged internal combustion engine with partial deactivation and method for operating an internal combustion engine

#129
20170030258
2017-02-02

Internal combustion engine, method for operating the same and control device for carrying out the method

#130
20170022909
2017-01-26

Rotary valve engine

#131
20170009844
2017-01-12

Device for damping torsional oscillations

#132
20170009618
2017-01-12

Modularized multifunctional variable valve actuation system for use in 6-cylinder internal combustion engine

#133
20170002725
2017-01-05

Method and apparatus for internal combustion engine system with improved turbocharging

#134
20170002718
2017-01-05

Integrated oil-less cylinder head engine

#135
20170002716
2017-01-05

ENGINE HAVING INTEGRATED EXHAUST MANIFOLD WITH COMBINED DUCTS FOR INSIDE CYLINDERS AND OUTSIDE CYLINDERS

#136
20160376980
2016-12-29

Single shaft dual expansion internal combustion engine

#137
20160363045
2016-12-15

Single-shaft dual expansion internal combustion engine

#138
20160355081
2016-12-08

Hybrid drive system for a motor vehicle, and method of operating a motor vehicle

#139
20160333801
2016-11-17

Four-cylinder engine and method of operating four-cylinder engine

#140
20160319750
2016-11-03

INTERNAL COMBUSTION ENGINE

#141
20160290219
2016-10-06

Pressure-charged combustion engine having a double-flow turbine and grouped cylinders

#142
20160265500
2016-09-15

Control unit for a multi-cylinder internal combustion engine

#143
20160237886
2016-08-18

INTERNAL COMBUSTION ENGINES

#144
20160222877
2016-08-04

Single shaft dual expansion internal combustion engine

#145
20160222873
2016-08-04

Reciprocating internal combustion engine

#146
20160222872
2016-08-04

Single-shaft dual expansion internal combustion engine

#147
20160131087
2016-05-12

Multi-cylinder internal combustion engine

#148
20160102605
2016-04-14

Aerodiesel engine

#149
20160097322
2016-04-07

Reciprocating piston internal combustion engine

#150
20160090900
2016-03-31

Multi-cylinder opposed stepped piston engine

#151
20160061089
2016-03-03

Exhaust device of multi-cylinder engine

#152
20160047302
2016-02-18

Reciprocating cradle engine

#153
20160040636
2016-02-11

AIR SUPPLY SYSTEM

#154
20150322853
2015-11-12

Reciprocating-piston internal combustion engine

#155
20150184598
2015-07-02

Internal combustion engine and method of operating same

#156
20150167548
2015-06-18

Internal combustion engines

#157
20150053175
2015-02-26

Method and device for controlling multi-cylinder engine

#158
20150051813
2015-02-19

Method of controlling the fuel injection in an internal combustion engine

#159
20150047336
2015-02-19

Stirling cycle machine

#160
20150007786
2015-01-08

FUEL SUPPLY APPARATUS OF INTERNAL COMBUSTION ENGINE

#161
20140338314
2014-11-20

Engine having integrated exhaust manifold with combined ducts for inside cylinders and outside cylinders

#162
20130256044
2013-10-03

Cooling system structure for vehicular water-cooled internal combustion engine

#163
20130220245
2013-08-29

Engine system having dedicated cylinder-to-cylinder connection

#164
20120060778
2012-03-15

Cylinder head for an internal combustion engine

#165
20110214630
2011-09-08

Engine block assembly for internal combustion engine

#166
20110185993
2011-08-04

In-situ graphite shape control for iron castings

#167
20110174260
2011-07-21

Internal combustion engine

#168
20110162599
2011-07-07

Counterpoise engine

#169
20110011079
2011-01-20

Stirling cycle machine

#170
20110000201
2011-01-06

Exhaust system for an internal combustion engine

#171
20100288214
2010-11-18

Internal combustion engine and method of operating same

#172
20100083920
2010-04-08

Cylinder head for an internal combustion engine

#173
18584237
2025-03-18

Chemically resistant inserts and/or spacers for an intake manifold that enable flow of coolant fluid and kits having the same

#174
17355732
2023-05-30

Modified exhaust system with oxygen sensor

#175
16861437
2022-02-22

UAV propulsion system with dual rotary valves and multi-compartment crankcase

#176
15261658
2018-05-08

Tethered piston engine

#177
13713474
2014-08-19

Twin vertical bank hybrid internal combustion H-engine system