ClassID:

140685

F02M21/0242 - CPC Classification

Classification description:

Apparatus for supplying engines with non-liquid fuels, e.g. gaseous fuels stored in liquid form for gaseous fuels; Details on the gaseous fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers; Valves; Pressure or flow regulators in the fuel supply or return system Shut-off valves; Check valves; Safety valves; Pressure relief valves

Recent Application in this class:
#1
20260098510
2026-04-09

FUEL SUPPLY SYSTEM

#2
20260092584
2026-04-02

FUEL SYSTEM FOR ENGINE

#3
20260092570
2026-04-02

ENGINE CONTROLLER

#4
20260078720
2026-03-19

SYSTEM FOR SUPPLYING HIGH-PRESSURE GASEOUS HYDROGEN FUEL

#5
20260078706
2026-03-19

CONTROLLER

#6
20260071597
2026-03-12

FAILURE DETERMINATION DEVICE AND FAILURE DETERMINATION METHOD

#7
20260063094
2026-03-05

LUBRICANT DOSING DEVICE FOR GASEOUS FUEL ENGINE

#8
20260063093
2026-03-05

HYDROGEN REGULATION MODULE FOR A HYDROGEN INTERNAL COMBUSTION ENGINE

#9
20260015965
2026-01-15

GAS ENGINE

#10
20250369399
2025-12-04

CONTROLLER FOR INTERNAL COMBUSTION ENGINE

#11
20250297588
2025-09-25

Gaseous Fuel Mixing Block

#12
20250290463
2025-09-18

FUEL SUPPLY DEVICE FOR INTERNAL COMBUSTION ENGINE

#13
20250270971
2025-08-28

HYDROGEN FUEL SYSTEM, A HYDROGEN INTERNAL COMBUSTION ENGINE SYSTEM, AND A METHOD FOR OPERATING A HYDROGEN FUEL SYSTEM

#14
20250243823
2025-07-31

FUEL PRESSURE CONTROLLER FOR INTERNAL COMBUSTION ENGINE

#15
20250215836
2025-07-03

CONTROLLER FOR INTERNAL COMBUSTION ENGINE

#16
20250163871
2025-05-22

ELECTRONICALLY CONTROLLED REGULATOR

#17
20250163870
2025-05-22

FUEL SUPPLY DEVICE

#18
20250122850
2025-04-17

COMPRESSION EMISSIONS EVACUATOR

#19
20250084811
2025-03-13

FUEL GAS HEATING SYSTEM

#20
20250043752
2025-02-06

Hydrogen fuel system

#21
20250027462
2025-01-23

INTERNAL COMBUSTION ENGINE FOR GASEOUS FUELS

#22
20250012241
2025-01-09

SUPPLEMENTAL FUEL SYSTEM FOR COMPRESSION-IGNITION ENGINE

#23
20240254933
2024-08-01

Quick start fuel system for gaseous fuel internal combustion engine and method

#24
20240200713
2024-06-20

Fuel Line Comprising Insulation, and Pressure Vessel System

#25
20240200514
2024-06-20

Fuel supply device

#26
20240173834
2024-05-30

FASTENER-DRIVING TOOL WITH MULTIPLE COMBUSTION CHAMBERS AND USABLE WITH FUEL CANISTERS OF VARYING LENGTHS

#27
20240117940
2024-04-11

FUEL TANK FITTINGS, VEHICLES AND FUELING STATIONS INCLUDING THE SAME, AND RELATED METHODS

#28
20240117783
2024-04-11

Compression emissions evacuator

#29
20230340932
2023-10-26

Supplemental fuel system for compression-ignition engine

#30
20230304450
2023-09-28

Supplemental fuel system for compression-ignition engine

#31
20230101065
2023-03-30

Supplemental fuel system for compression-ignition engine

#32
20230070025
2023-03-09

Supplemental fuel system for compression-ignition engine

#33
20230068586
2023-03-02

Supplemental fuel system for compression-ignition engine

#34
20230068444
2023-03-02

Supplemental fuel system for compression-ignition engine

#35
20230064208
2023-03-02

Supplemental fuel system for compression-ignition engine

#36
20230064061
2023-03-02

Supplemental fuel system for compression-ignition engine

#37
20230053845
2023-02-23

Gas metering valve for internal combustion engines

#38
20220290636
2022-09-15

Trigeneration system using DME

#39
20220072692
2022-03-10

Fastener-driving tool with multiple combustion chambers and usable with fuel canisters of varying lengths

#40
20220003190
2022-01-06

Thermal cracker for combustible and flammable liquids for engines

#41
20210324819
2021-10-21

Natural gas storage and delivery system for a refrigerated cargo vehicle

#42
20210301775
2021-09-30

Device for supplying a gaseous fuel to an engine

#43
20210293386
2021-09-23

Systems and methods for controlling gas flow in transportation refrigeration systems

#44
20210231086
2021-07-29

System and method for evacuating liquefied petroleum (LP) gas from a fuel distribution system

#45
20210088003
2021-03-25

System for adapting an internal combustion engine to be powered by gaseous fuel in gas phase and by gaseous fuel in liquid phase

#46
20200400083
2020-12-24

Fuel exchange system and fuel supply system for fuel systems

#47
20200356122
2020-11-12

ALTERNATIVE FUEL ZERO PRESSURE REGULATOR

#48
20200208592
2020-07-02

GASEOUS FUEL FEEDING SYSTEM AND A VALVE

#49
20200173397
2020-06-04

Method for producing a metering valve, and metering valve

#50
20200164785
2020-05-28

Natural gas tank pressure control for transport refrigeration unit

#51
20200066965
2020-02-27

Circular magnetic field generator and pump

#52
20200025153
2020-01-23

Internal carburetor purging device and method of use thereof

#53
20200025114
2020-01-23

Fuel exchange system and fuel supply system for fuel systems

#54
20200018262
2020-01-16

Purging natural gas compressors

#55
20190376472
2019-12-12

High-pressure pump

#56
20190323447
2019-10-24

Injection control device

#57
20190168367
2019-06-06

Fastener-driving tool with multiple combustion chambers and usable with fuel canisters of varying lengths

#58
20190145325
2019-05-16

Multi-fuel transport refrigeration unit

#59
20190085791
2019-03-21

Fuel module system

#60
20190072055
2019-03-07

Vehicle having an internal combustion engine operated by means of a gas

#61
20190040818
2019-02-07

FUEL DELIVERY SYSTEM

#62
20190032543
2019-01-31

Precombustion-chamber type gas engine and operation control method of same

#63
20180266629
2018-09-20

Space conserving integrated cryogenic fluid delivery system

#64
20180223773
2018-08-09

POWER GENERATING ASSEMBLY, VEHICLE COMPRISING A POWER GENERATING ASSEMBLY, AND METHOD FOR ADJUSTING AN INERT GAS PRESSURE

#65
20180135564
2018-05-17

PROPANE SHUTOFF SYSTEM

#66
20180022432
2018-01-25

FUEL SUPPLY SYSTEM AND METHOD FOR SHIP ENGINE

#67
20180017021
2018-01-18

LPG bombe cooling system of bi-fuel vehicle

#68
20170370336
2017-12-28

Intake arrangement

#69
20170314513
2017-11-02

Gaseous fuel vent handling apparatus and method

#70
20170314511
2017-11-02

Fuel storage system

#71
20170234258
2017-08-17

Detecting and preventing two-phase flow to gaseous fueled engines

#72
20170198660
2017-07-13

Fuel shut-off solenoid system

#73
20170175912
2017-06-22

Valve device

#74
20170167443
2017-06-15

VEHICLE NATURAL GAS FUEL SUPPLY SYSTEMS

#75
20170058838
2017-03-02

Fuel system for a combustion engine

#76
20170030300
2017-02-02

Compressed gas capture and recovery system

#77
20160362165
2016-12-15

System and method for controlling fuel supply to engine of ship

#78
20160341152
2016-11-24

Fuel delivery system

#79
20160341134
2016-11-24

FUEL DELIVERY SYSTEM

#80
20160252045
2016-09-01

Cylinder head

#81
20160252006
2016-09-01

Cylinder head

#82
20160252005
2016-09-01

Pre-chamber gas valve

#83
20160245151
2016-08-25

Pre-combustion-chamber type gas engine

#84
20160177857
2016-06-23

Method and diagnostic facility for checking high-pressure tank valves, high-pressure tank system and motor vehicle with a high-pressure tank system

#85
20160115922
2016-04-28

Port injection system for gaseous fuels

#86
20160061685
2016-03-03

Gas internal combustion engine gas leak checking device and method for same

#87
20160010538
2016-01-14

Precombustion-chamber fuel supply device for gas internal combustion engine

#88
20150354520
2015-12-10

Valve for fuel supply system

#89
20150330529
2015-11-19

Electromagnetically operable high-pressure gas valve

#90
20150308385
2015-10-29

Pressure reducing device for gaseous fuel system

#91
20150285164
2015-10-08

Fuel System for an Internal Combustion Engine which can be Operated with at least Two Fuel Types

#92
20150159606
2015-06-11

Fuel pressure control system for an internal combustion engine

#93
20150159564
2015-06-11

Fuel system for a vehicle

#94
20150136099
2015-05-21

Valve for a fuel system for a combustion engine and method for controlling a fuel system for a combustion engine

#95
20150034849
2015-02-05

Fuel shut-off solenoid system

#96
20150014565
2015-01-15

Check valve driving device for injecting gas

#97
20150001430
2015-01-01

Check valve for injecting gas

#98
20140239645
2014-08-28

Generator including a fuel shutoff valve

#99
20130306893
2013-11-21

Shutoff valve device

#100
20130277587
2013-10-24

Electromagnetic valve for a tank valve of a fuel supply system

#101
20130255808
2013-10-03

Fuel gas supplying and filling system

#102
20130255636
2013-10-03

System and method for closing a tank valve

#103
20130247876
2013-09-26

Fuel gas supply system of gas engine

#104
20130104997
2013-05-02

Method and system for controlling fluid flow from a storage tank through a supply line to an end user

#105
20130054124
2013-02-28

Method of monitoring check valves arranged in gas feed lines of a gas engine

#106
20130013256
2013-01-10

SHUT-OFF VALVE FAULT DIAGNOSIS DEVICE

#107
20130000752
2013-01-03

Shut-off valve fault diagnosis device and fuel supply system

#108
20120277984
2012-11-01

Systems and methods to diagnose valve leakage in a vehicle

#109
20120255621
2012-10-11

System and method for controlling shutoff valves of compressed natural gas fuel tanks in a vehicle

#110
20120003559
2012-01-05

FUEL GAS SUPPLY SYSTEM FOR A POWER-CONSUMING MEMBER, AND CONTROL MEMBER USABLE FOR SUCH A SYSTEM

#111
20110214639
2011-09-08

Gas engine

#112
20110088811
2011-04-21

Gas fuel supply apparatus

#113
20110088400
2011-04-21

Gas fuel supply apparatus

#114
20110048376
2011-03-03

LPI fuel supply system

#115
20100307614
2010-12-09

APPARATUS FOR FEEDING A FUEL, IN PARTICULAR LPG, TO AN INTERNAL COMBUSTION ENGINE

#116
20100299047
2010-11-25

Method and device for operating a gas injection system of a gas fuel and a liquid fuel operated internal combustion engine

#117
20100276027
2010-11-04

System for supplying a consumer with gaseous fuel and associated method

#118
20100126788
2010-05-27

Work vehicle

#119
20100108038
2010-05-06

Fuel Feeding Control Device of Compressed Natural Gas Engine

#120
20100012101
2010-01-21

Fuel supply system for gas engine

#121
20090229579
2009-09-17

Gas fuel supply apparatus

#122
20080016883
2008-01-24

Motor vehicle operable by means of cryogenically stored fuel and having a compressed-air system

#123
20070256737
2007-11-08

Gaseous fuel management system for automotive vehicle

#124
20070044774
2007-03-01

LPI engine system

#125
20060186230
2006-08-24

Gaseous Fuel Injector for Linear Motor

#126
20060180128
2006-08-17

Stuck-open failure detection system for gas-fuel injection valve

#127
20050252495
2005-11-17

Gas feeding system for an internal combustion engine, having a pressure reducing valve connected to the intake manifold

#128
20050241625
2005-11-03

Gas feeding system for an internal combustion engine, having a pressure reducing valve and a pressure regulating solenoid valve

#129
20050241624
2005-11-03

Internal combustion engine gas feeding system

#130
20050241623
2005-11-03

Gas feeding system for an internal combustion engine, having an improved pressure reducing valve

#131
20050166972
2005-08-04

System for supplying liquefied gas to a combustion engine with a minimum liquefied-gas level detector

#132
20050127210
2005-06-16

Fuel injector device for an internal combustion engine

#133
20050087236
2005-04-28

Fuel tank system of vehicle

#134
20050081832
2005-04-21

Fuel feeding system for a liquefied petroleum injection engine

#135
18487684
2024-10-01

Direct in cylinder injector for gaseous fuel

#136
17690656
2023-07-11

Fuel injector for fuel system having damping adjustment valve

#137
17347595
2022-10-04

Delay circuit for providing natural gas to an engine and systems, assemblies, and methods thereof