ClassID:

139586

F02D41/004 - CPC Classification

Classification description:

Electrical control of supply of combustible mixture or its constituents; Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures; Adding fuel vapours, e.g. drawn from engine fuel reservoir; Controlling the purging of the canister as a function of the engine operating conditions Control of the valve or purge actuator, e.g. duty cycle, closed loop control of position

Recent Application in this class:
#1
20260153059
2026-06-04

EVAPORATIVE-EMISSION-CONTROL SYSTEM AND STRADDLED VEHICLE EQUIPPED WITH EVAPORATIVE-EMISSION-CONTROL SYSTEM

#2
20260085645
2026-03-26

SEALED TANK SYSTEM

#3
20250270966
2025-08-28

APPARATUS AND METHOD FOR CONTROLLING FUEL SYSTEM OF VEHICLE

#4
20250109724
2025-04-03

EVAPORATIVE EMISSIONS CONTROL FOR A VEHICLE

#5
20240410324
2024-12-12

Systems and methods for purging air intake system hydrocarbon trap of hybrid vehicle

#6
20240258005
2024-08-01

Purge valve driving control device

#7
20240254936
2024-08-01

Vehicle and corresponding fuel system

#8
20240075806
2024-03-07

Fuel tank isolation valve and related method of use

#9
20230408480
2023-12-21

Method and device for calculating concentration of hydrocarbon in fuel evaporation gas of vehicle

#10
20230265805
2023-08-24

Method and control apparatus for operating a tank ventilation system of an internal combustion engine

#11
20230184184
2023-06-15

Method and system for fuel system

#12
20230175462
2023-06-08

Evaporative emissions control for a vehicle

#13
20230167777
2023-06-01

Methods and systems for reducing hydrocarbon breakthrough

#14
20230117796
2023-04-20

Carbon canister with direct connect fuel tank isolation valve

#15
20230099338
2023-03-30

Fuel vapor treatment apparatus

#16
20230095743
2023-03-30

Bleed canister of a vehicle evaporative emissions control system

#17
20230077700
2023-03-16

FUEL SYSTEM FOR A VEHICLE

#18
20230037316
2023-02-09

Method and system for diagnosing a heater of a carbon filled canister

#19
20220364521
2022-11-17

Method and system for deicing an engine

#20
20220333537
2022-10-20

Systems and methods for passive purging of a fuel vapor canister

#21
20220268223
2022-08-25

ELECTRONIC EVAPORTIVE EMISSIONS MANAGEMENT SYSTEM

#22
20220228539
2022-07-21

Method and system for fuel system diagnostics

#23
20220195966
2022-06-23

Solar heated canister

#24
20220186688
2022-06-16

Active purge system for hybrid vehicle and active purge method for hybrid vehicle

#25
20220170434
2022-06-02

Ion sensing for vapor start control

#26
20220128018
2022-04-28

Multi-path purge ejector system in an evaporative emissions control system

#27
20210388784
2021-12-16

Engine device

#28
20210388782
2021-12-16

Engine apparatus

#29
20210388781
2021-12-16

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

#30
20210363930
2021-11-25

Engine device

#31
20210363928
2021-11-25

Engine device

#32
20210324807
2021-10-21

FLUID PUMP SYSTEM

#33
20210317806
2021-10-14

Engine apparatus

#34
20210285391
2021-09-16

Vapor fuel processing device

#35
20210270196
2021-09-02

Evaporated fuel treatment apparatus

#36
20210239057
2021-08-05

Evaporative fuel processing device

#37
20210131363
2021-05-06

Evaporated fuel processing device

#38
20210115863
2021-04-22

Evaporated fuel treatment apparatus

#39
20210115862
2021-04-22

Evaporated fuel treatment apparatus

#40
20210071599
2021-03-11

Systems and methods for controlling purge flow from a vehicle fuel vapor storage canister

#41
20210062735
2021-03-04

Purge control valve device

#42
20210040920
2021-02-11

Evaporated fuel treatment apparatus

#43
20210017920
2021-01-21

Device and method for controlling purge of vehicle

#44
20210010432
2021-01-14

Evaporated fuel processing device

#45
20200378344
2020-12-03

Evaporative emissions control for a vehicle

#46
20200355135
2020-11-12

Exhaust purification system

#47
20200347805
2020-11-05

Active purge system and active purge method

#48
20200318563
2020-10-08

Method and system for diagnosing fault of dual purge system

#49
20200271062
2020-08-27

ACOUSTICALLY DAMPENED DUAL PATH DUAL PURGE VALVE ASSEMBLY

#50
20200256285
2020-08-13

Automotive vapor pump

#51
20200248654
2020-08-06

SYSTEM AND METHOD FOR VARIATION OF THE OPENING SPEED OF A FUEL TANK VALVE

#52
20200247252
2020-08-06

Systems and methods for increasing vehicle energy supply

#53
20200240338
2020-07-30

Method and system for controlling engine fueling

#54
20200224611
2020-07-16

EVAPORATED FUEL TREATMENT APPARATUS

#55
20200224610
2020-07-16

Leakage diagnosis supplement method for failure of vacuum pump using active purge pump and leakage diagnosis supplement system for failure of vacuum pump using active purge pump

#56
20200224598
2020-07-16

Systems and methods for improving vehicle engine stability

#57
20200217260
2020-07-09

Systems and methods for controlling fuel vapor canister purging operations

#58
20200208580
2020-07-02

Evaporated fuel processing device

#59
20200182174
2020-06-11

Systems and methods for fuel vapor storage canister working capacity diagnostics

#60
20200182169
2020-06-11

Method of controlling purge of fuel evaporation gas

#61
20200182168
2020-06-11

PCSV control method for preventing malfunction

#62
20200173383
2020-06-04

Evaporation gas active purge system and active purge method

#63
20200173382
2020-06-04

Evaporated fuel processing device and control device

#64
20200173381
2020-06-04

Method and system of controlling hybrid electric vehicle for removing residual purge gas

#65
20200149486
2020-05-14

Control device for internal-combustion engine

#66
20200149483
2020-05-14

Systems and methods for reducing vehicle valve degradation

#67
20200149482
2020-05-14

Systems and methods for reducing vehicle valve degradation

#68
20200141362
2020-05-07

Fuel vapor gas purge system

#69
20200141340
2020-05-07

Intake air assessment for industrial engines

#70
20200141339
2020-05-07

Method and system for evaporative emissions system purging during engine restart

#71
20200116108
2020-04-16

Fuel vapor treatment apparatus

#72
20200109674
2020-04-09

Method and system for calculating fuel injection amount of fuel vapor dual purge system

#73
20200102904
2020-04-02

Systems and methods for intelligent evaporative emissions system diagnostics

#74
20200095958
2020-03-26

Valve device and fuel evaporation gas purge system

#75
20200095957
2020-03-26

Anomaly determination device for evaporated fuel processing device

#76
20200094672
2020-03-26

Vehicle fuel system with vapour control

#77
20200063672
2020-02-27

Method and device for venting the tank of a vehicle

#78
20200063671
2020-02-27

ENGINE SYSTEM

#79
20200032725
2020-01-30

Purge pump system with emergency stop

#80
20200003143
2020-01-02

Evaporative emissions diagnostic during extended idle state

#81
20190390638
2019-12-26

Evaporated fuel processing apparatus

#82
20190360435
2019-11-28

Method for controlling a control valve

#83
20190360408
2019-11-28

Method for operating a drive system of a motor vehicle, drive system and motor vehicle

#84
20190353121
2019-11-21

Electrically controlled fuel system module

#85
20190345885
2019-11-14

Pump module and evaporated fuel treatment device

#86
20190331062
2019-10-31

Systems and methods for a vehicle cold-start evaporative emissions test diagnostic

#87
20190331037
2019-10-31

HYBRID VEHICLE AND CONTROL DEVICE FOR HYBRID VEHICLE

#88
20190331036
2019-10-31

Evaporated fuel processing device

#89
20190301402
2019-10-03

Purge ejector assembly for an engine

#90
20190293008
2019-09-26

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

#91
20190285018
2019-09-19

System and method for intake air filter diagnostic

#92
20190271271
2019-09-05

EVAPORATED-FUEL TREATING APPARATUS AND FUEL INJECTION CONTROL APPARATUS FOR ENGINE PROVIDED WITH THE SAME

#93
20190257272
2019-08-22

Fuel vapor treatment apparatus

#94
20190249623
2019-08-15

Purge system malfunction diagnosis device

#95
20190242324
2019-08-08

Systems and methods for EVAP leak testing

#96
20190211761
2019-07-11

Method and system for controlling engine fueling

#97
20190145354
2019-05-16

Evaporated fuel processing device

#98
20190108693
2019-04-11

Systems and methods for fuel tank diagnostics

#99
20190107081
2019-04-11

Evaporative emissions system diagnostic for GTDI engines using an electronic booster

#100
20190063346
2019-02-28

DEVICE AND METHOD FOR CONTROLLING INTERNAL COMBUSTION ENGINE

#101
20190063345
2019-02-28

Vaporized fuel treatment device and learning method of valve opening start position of sealing valve in vaporized fuel treatment device

#102
20190055905
2019-02-21

Systems and methods for preheating a fuel vapor storage canister

#103
20190040823
2019-02-07

Methods and system for controlling engine airflow with an auxiliary throttle arranged in series with a venturi and in parallel with a main intake throttle

#104
20190032613
2019-01-31

Vaporized fuel treatment device and learning method of valve opening start position of sealing valve in vaporized fuel treatment device

#105
20190032591
2019-01-31

Systems and methods for diagnosing a vehicle humidity sensor

#106
20190032580
2019-01-31

Secondary system and method for controlling an engine

#107
20190017453
2019-01-17

Systems and methods for intelligent vehicle evaporative emissions diagnostics

#108
20180347511
2018-12-06

Evaporated fuel processing devices

#109
20180313289
2018-11-01

Method for diagnosing PCSV

#110
20180274490
2018-09-27

CANISTER, AND VEHICLE MOUNTING STRUCTURE FOR CANISTER

#111
20180264937
2018-09-20

Evaporated fuel treatment device

#112
20180245545
2018-08-30

FUEL VOLATILITY SENSOR SYSTEM

#113
20180230926
2018-08-16

Evaporated fuel treating device and vehicle

#114
20180209359
2018-07-26

Systems and methods for managing purge pathway pressure in turbocharged engines

#115
20180208054
2018-07-26

Method for detecting a sticking tank vent valve

#116
20180195445
2018-07-12

Fuel tank system and control method of fuel tank system

#117
20180195444
2018-07-12

Method and device for determining a model of flowrate through a valve

#118
20180187633
2018-07-05

Ejector for vaporized fuel gas recirculation devices

#119
20180187614
2018-07-05

Evaporative emissions system check valve monitor for a multi-path purge ejector system

#120
20180179993
2018-06-28

Systems and methods for intelligent vehicle evaporative emissions diagnostics

#121
20180179991
2018-06-28

Evaporative emissions control for a vehicle

#122
20180171896
2018-06-21

Control device that stops fuel injection to an engine during coasting

#123
20180171895
2018-06-21

Evaporated fuel processing appartus

#124
20180163647
2018-06-14

Fuel vapor flow based on road conditions

#125
20180163646
2018-06-14

Evaporated fuel processing device

#126
20180156162
2018-06-07

Evaporative emissions diagnostics for a multi-path purge ejector system

#127
20180142640
2018-05-24

Intake system

#128
20180142631
2018-05-24

Boost-assisted purge flow techniques for evaporative emissions systems

#129
20180135565
2018-05-17

Fuel vapor purge system and method for diagnosing leakage of fuel vapor using the same

#130
20180101997
2018-04-12

Hydrocarbon-emissions monitoring

#131
20180087475
2018-03-29

Electrically controlled fuel system module

#132
20180080416
2018-03-22

Apparatus and method for purging fuel vapor

#133
20180073449
2018-03-15

Secondary system and method for controlling an engine

#134
20180073448
2018-03-15

Secondary system and method for controlling an engine

#135
20180066595
2018-03-08

Methods and system for diagnosing sensors by utilizing an evaporative emissions system

#136
20180058384
2018-03-01

Systems and methods for diagnosing components in a vehicle evaporative emissions system

#137
20180051598
2018-02-22

Methods and system for adjusting camshafts

#138
20180045128
2018-02-15

Method and system for fuel vapor management

#139
20180010532
2018-01-11

Systems and methods for indicating canister purge valve degradation

#140
20170363046
2017-12-21

Systems and methods for a vehicle cold-start evaporative emissions test diagnostic

#141
20170342946
2017-11-30

Techniques for monitoring purge flow and detecting vapor canister leaks in an evaporative emissions system

#142
20170342918
2017-11-30

HYDROCARBON VAPOR CONTROL USING PURGE PUMP AND HYDROCARBON SENSOR TO DECREASE PARTICULATE MATTER

#143
20170342917
2017-11-30

Hydrocarbon vapor start techniques using a purge pump and hydrocarbon sensor

#144
20170335803
2017-11-23

Method for diagnosing the operation of the purging of a canister

#145
20170284321
2017-10-05

Evaporated fuel processing devices

#146
20170284317
2017-10-05

Evaporated fuel processing device

#147
20170282706
2017-10-05

Vaporized fuel processing apparatus

#148
20170260914
2017-09-14

Systems and methods for reducing vehicle evaporative emissions

#149
20170234246
2017-08-17

System and methods for purging an air intake system hydrocarbon trap to a fuel vapor canister

#150
20170226939
2017-08-10

Purge device, and internal combustion engine provided with the same

#151
20170204796
2017-07-20

Method for mitigating wet-fouling of spark plugs

#152
20170198671
2017-07-13

System and methods for reducing vehicle evaporative emissions

#153
20170184058
2017-06-29

Fuel evaporative emission control device

#154
20170167446
2017-06-15

Systems and methods for controlling fuel vapor flow in an engine-driven generator

#155
20170167444
2017-06-15

Method for preventing engine stall

#156
20170167413
2017-06-15

Fuel vapor processing apparatus

#157
20170159589
2017-06-08

Fuel vapor flow based on road conditions

#158
20170159587
2017-06-08

Fuel vapor flow based on road conditions

#159
20170159585
2017-06-08

System and method for improving canister purging

#160
20170152814
2017-06-01

Purge pressure sensor offset and diagnostic systems and methods

#161
20170145932
2017-05-25

Fuel vapor processing apparatus

#162
20170137022
2017-05-18

Systems and methods for detection and mitigation of liquid fuel carryover in an evaporative emissions system

#163
20170129329
2017-05-11

Fuel vapor gas purge system

#164
20170114733
2017-04-27

Systems and methods for fuel tank pressure control

#165
20170089275
2017-03-30

Evaporative fuel processing apparatus

#166
20170082038
2017-03-23

System and methods for cold starting an internal combustion engine

#167
20170036532
2017-02-09

Tank sealing valve and evaporation fuel processing device including the same

#168
20170022913
2017-01-26

Systems and methods for controlling fuel vapor flow in an engine-driven generator

#169
20170009673
2017-01-12

EVAP system with valve to improve canister purging

#170
20170002755
2017-01-05

Fuel control systems and methods for preventing over fueling

#171
20160377003
2016-12-29

Evaporated fuel processing apparatus

#172
20160369715
2016-12-22

CONTROL DEVICE FOR INTERNAL COMBUSTION ENGINE

#173
20160369714
2016-12-22

Method for diagnosing leaks downstream of the purge flow control orifice

#174
20160369713
2016-12-22

System and method for canister purging

#175
20160363100
2016-12-15

Method for determining a flow rate through a valve

#176
20160356227
2016-12-08

Fuel vapor processing apparatus

#177
20160355390
2016-12-08

Fuel vapor blocking valve control

#178
20160312718
2016-10-27

Methods and systems for vehicle ambient hydrocarbon level monitoring

#179
20160305352
2016-10-20

System and method for controlling canister purging

#180
20160298578
2016-10-13

Fuel vapor processing apparatus

#181
20160298554
2016-10-13

Purge system for a dual-fuel engine

#182
20160265456
2016-09-15

System and methods for purging a fuel vapor canister

#183
20160230681
2016-08-11

Control system of engine

#184
20160215715
2016-07-28

Systems and methods for inferring fuel vapor canister loading rate

#185
20160215711
2016-07-28

System and methods for purging residual exhaust and uncombusted fuel to a fuel vapor canister

#186
20160201615
2016-07-14

System and method for improving canister purging

#187
20160201613
2016-07-14

System and method for improving canister purging

#188
20160177884
2016-06-23

Fuel tank system

#189
20160160808
2016-06-09

Systems and methods for determining canister purge valve degradation

#190
20160138528
2016-05-19

Fuel vapor canister heater control and diagnostic systems and methods

#191
20160131090
2016-05-12

VAPORIZED FUEL PROCESSING APPARATUS

#192
20160131052
2016-05-12

Fuel vapor processing apparatus

#193
20160123280
2016-05-05

Vaporized fuel processing apparatus

#194
20160123279
2016-05-05

Method for controlling engine of vehicle to ensure a stable driving state of engine on electrical failure of purge control solenoid valve

#195
20160123254
2016-05-05

System and method for controlling the amount of purge fluid delivered to cylinders of an engine based on an operating parameter of a purge pump

#196
20160090924
2016-03-31

Transpiration fuel treatment apparatus

#197
20160084175
2016-03-24

Systems and methods for reducing bleed emissions

#198
20160069303
2016-03-10

Methods and systems for fuel vapor metering via voltage-dependent solenoid valve on duration compensation

#199
20160061154
2016-03-03

Purge valve detachment diagnostic systems and methods

#200
20160061153
2016-03-03

System and method for diagnosing a dual path purge system using a hydrocarbon sensor and for diagnosing a hydrocarbon sensor in a single path purge system or a dual path purge system

#201
20160061124
2016-03-03

Vapor return system of a fuel vapor collecting tank

#202
20160053725
2016-02-25

Fuel vapor canister purge using reversible vacuum pump

#203
20160025019
2016-01-28

Canister design for evaporative emission control

#204
20160017849
2016-01-21

Abnormality sensing device for evaporation fuel purge system

#205
20160010571
2016-01-14

Fuel supply system for an internal combustion engine

#206
20160010570
2016-01-14

Fuel supply system for an internal combustion engine

#207
20150378368
2015-12-31

Method for operating a switch valve that opens and closes a fluid line fed by a filter and feeding an intake pipe

#208
20150369148
2015-12-24

Control device and control method for internal combustion engine

#209
20150345411
2015-12-03

Evaporation fuel processing apparatus

#210
20150337696
2015-11-26

Systems and methods for purge and PCV control

#211
20150330338
2015-11-19

Vaporized fuel processing apparatus

#212
20150292421
2015-10-15

Method and system for fuel vapor management

#213
20150285170
2015-10-08

Evaporative fuel processing system

#214
20150260129
2015-09-17

Fuel vapor storage and recovery apparatus

#215
20150226138
2015-08-13

Fuel tank depressurization before refueling a plug-in hybrid vehicle

#216
20150159597
2015-06-11

Active purge pump system module for evaporative emission control system

#217
20150159568
2015-06-11

Vaporized fuel processing apparatus

#218
20150159567
2015-06-11

Vaporized fuel processing apparatus

#219
20150159566
2015-06-11

Vaporized fuel processing apparatus

#220
20150144819
2015-05-28

Isolation valve with fast depressurization for high-pressure fuel tank

#221
20150144111
2015-05-28

Fuel vapor processing apparatus

#222
20150122229
2015-05-07

Method and system for adjusting a fuel tank isolation valve

#223
20150122228
2015-05-07

Method and system for adjusting a fuel tank isolation valve

#224
20150114362
2015-04-30

Method and device for purging a fuel tank

#225
20150107562
2015-04-23

Evaporative emission control

#226
20150101677
2015-04-16

INTEGRATED PRESSURE TRANSDUCER IN A LATCHING VALVE

#227
20150090232
2015-04-02

Hybrid vehicle fuel vapor canister

#228
20150059890
2015-03-05

Fuel tank system

#229
20140318506
2014-10-30

Air intake system hydrocarbon trap purging

#230
20140311461
2014-10-23

Canister purge valve self-cleaning cycle

#231
20140283795
2014-09-25

Evaporated fuel treating device and failure determination method

#232
20140278001
2014-09-18

System and method for controlling an operating frequency of a purge valve to improve fuel distribution to cylinders of an engine

#233
20140224225
2014-08-14

Purge valve and fuel vapor management system

#234
20140123962
2014-05-08

Controlling apparatus for an engine

#235
20140123961
2014-05-08

Evaporative emission control

#236
20140116402
2014-05-01

Evaporated-fuel processing apparatus

#237
20140116401
2014-05-01

Evaporated fuel treatment device

#238
20140096749
2014-04-10

Multi-tubular fuel vapor canister

#239
20140026866
2014-01-30

Method and system for fuel system control

#240
20130298879
2013-11-14

Evaporative emission control

#241
20130247880
2013-09-26

Vapor recovery system purge valve and method

#242
20130233287
2013-09-12

Venturi for vapor purge

#243
20130104857
2013-05-02

Tank ventilation with a venturi nozzle

#244
20120240900
2012-09-27

Systems and methods for controlling fuel vapor flow in an engine-driven generator

#245
20110253110
2011-10-20

Vaporized fuel processing device for internal combustion engine

#246
20110226804
2011-09-22

Method for rapidly emptying the activated carbon filter while using an HC sensor (concentration change)

#247
20110137540
2011-06-09

Internal Combustion Engine and Method for Operating an Internal Combustion Engine of Said Type

#248
20100031932
2010-02-11

Method for controlling an internal combustion engine and internal combustion engine

#249
20090132147
2009-05-21

Evaporative emission canister purge actuation monitoring system having an integrated fresh air filter

#250
20090013672
2009-01-15

Exhaust gas purification device for an engine

#251
20080183365
2008-07-31

System for controlling evaporative emissions

#252
20070163551
2007-07-19

Method and device for activating a valve of a fuel vapor retention system

#253
20060144373
2006-07-06

Fuel vapor processing apparatus

#254
20060130817
2006-06-22

Vapor assisted cold start control algorithm

#255
20060054143
2006-03-16

Method for controlling a regeneration valve of a fuel vapor retention system

#256
18424217
2025-01-07

Methods and systems for an evaporative emissions system

#257
18316633
2024-09-17

Fuel tank isolation valve controls and diagnostics

#258
18196880
2024-02-27

Fuel system for preventing fuel tank expansion

#259
18169060
2024-07-02

Systems and methods for reducing evaporative emissions via pre-chamber ignition

#260
17988433
2023-09-12

Method and device for increasing purge rate of fuel evaporation gas of vehicle

#261
17899333
2023-08-15

Method of controlling opening speed of purge valve according to purge gas concentration and active purge system thereof

#262
17899332
2023-04-25

Method of improving accuracy of purge fuel amount and active purge system therefor

#263
17811653
2023-05-30

Systems and methods for evaporative emission purge control in hybrid vehicles

#264
17449929
2022-12-20

Systems and methods for vehicle fuel tank refueling

#265
17229981
2021-11-23

Vehicle with dual path evaporative emissions system

#266
17150248
2022-04-05

CPV robustness method for a vehicle evaporative emissions control system

#267
17142523
2021-10-26

Vehicle with a dual path evaporative emissions system

#268
17119795
2022-05-17

Method and system for fuel system diagnostics

#269
16850565
2021-07-27

Fuel vapor system valve monitoring

#270
16189186
2020-04-07

Systems and methods for reducing vehicle valve degradation

#271
16188838
2020-02-04

Systems and methods for reducing vehicle valve degradation