of negative pressure

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CPC
F01M13/021

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FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F01Engines F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL LUBRICATING INTERNAL COMBUSTION ENGINES CRANKCASE VENTILATING F01M13/00Crankcase ventilating or breathing

Current Industry

F01M13/021of negative pressure

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Vehicle drive comprising vacuum system and ejector
- Patent number 12,168,965
- Issue date Dec 17, 2024
- NORMA Germany GmbH
- Daniel Kintea
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Pump system
- Patent number 12,129,849
- Issue date Oct 29, 2024
- Laverne Schumann
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Compressor housing PCV for reducing crankcase pressure
- Patent number 12,071,872
- Issue date Aug 27, 2024
- GM Global Technology Operations LLC
- Fengkun Wang
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Method and device for inspecting the functionality of a crankcase v...
- Patent number 12,055,077
- Issue date Aug 6, 2024
- Vitesco Technologies GmbH
- Karl Gruenbeck
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Pre-heated crankcase ventilation system architecture
- Patent number 11,946,397
- Issue date Apr 2, 2024
- Caterpillar Inc.
- Rodney Allen Lawrence
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Internal combustion engine with a crankcase ventilation means
- Patent number 11,939,895
- Issue date Mar 26, 2024
- FEV Group GmbH
- Werner Bick
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Heat exchanger, and internal combustion engine blow-by gas processi...
- Patent number 11,852,057
- Issue date Dec 26, 2023
- Isuzu Motors Limited
- Yuki Himuro
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Systems and methods for engine coalescer exhaust extraction
- Patent number 11,480,079
- Issue date Oct 25, 2022
- Transportation IP Holdings, LLC
- Ramprasad Shetti
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Grant
Compressor arrangement for an internal combustion engine and method...
- Patent number 11,255,254
- Issue date Feb 22, 2022
- Audi AG
- Maximilian Köhnlein
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Blow-by gas system
- Patent number 11,203,955
- Issue date Dec 21, 2021
- Isuzu Motors Limited
- Hideki Osada
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Blow-by gas system
- Patent number 11,168,594
- Issue date Nov 9, 2021
- Isuzu Motors Limited
- Hideki Osada
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Reflux valve
- Patent number 11,035,492
- Issue date Jun 15, 2021
- NIDEC TOSOK CORPORATION
- Tomohiko Nakanishi
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Internal combustion engine for a motor vehicle
- Patent number 11,035,264
- Issue date Jun 15, 2021
- Mahle International GmbH
- Daniel Schatz
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Oil separator for separating oil from aerosol in a combustion engine
- Patent number 11,015,499
- Issue date May 25, 2021
- Bayerische Motoren Werke Aktiengesellschaft
- Tobias Rau
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Ejector device and combination of a cylinder head cover and an ejec...
- Patent number 10,982,575
- Issue date Apr 20, 2021
- ElringKlinger AG
- Stefan Herter
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Oil-separating device
- Patent number 10,900,395
- Issue date Jan 26, 2021
- Polytec Plastics Germany GmbH & Co. KG
- Tobias Burkert
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Blow-by gas treatment device for internal combustion engine
- Patent number 10,871,092
- Issue date Dec 22, 2020
- Toyota Jidosha Kabushiki Kaisha
- Masami Ishikawa
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Separation device, motor device, and separation method
- Patent number 10,815,939
- Issue date Oct 27, 2020
- ElringKlinger AG
- Stefan Dwenger
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Crankcase ventilation system and diagnostic method
- Patent number 10,767,590
- Issue date Sep 8, 2020
- Ford Global Technologies, LLC
- Robert Roy Jentz
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Cylinder head cover structure for engine
- Patent number 10,767,524
- Issue date Sep 8, 2020
- Mazda Motor Corporation
- Takashi Kashiwabara
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Systems and methods for reduced oil carryover
- Patent number 10,683,796
- Issue date Jun 16, 2020
- General Electric Company
- Adam Edgar Klingbeil
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Blow-by gas recirculation device for internal combustion engine
- Patent number 10,655,515
- Issue date May 19, 2020
- Toyota Jidosha Kabushiki Kaisha
- Hiroshi Yaguchi
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Crankcase integrity breach detection
- Patent number 10,619,534
- Issue date Apr 14, 2020
- Ford Global Technologies, LLC
- Ross Dykstra Pursifull
- G01 - MEASURING TESTING
Information Patent Grant
Cylinder head cover and method for producing a cylinder head cover
- Patent number 10,550,743
- Issue date Feb 4, 2020
- ElringKlinger AG
- Holger Coolens
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Blow-by gas treatment device for internal combustion engine
- Patent number 10,526,940
- Issue date Jan 7, 2020
- Toyota Jidosha Kabushiki Kaisha
- Masami Ishikawa
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Throttled PCV system for an engine
- Patent number 10,480,366
- Issue date Nov 19, 2019
- FCA US LLC
- Colton Wyatt
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Method and apparatus
- Patent number 10,473,006
- Issue date Nov 12, 2019
- CASTROL LIMITED
- Rana Ali
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Grant
Systems and methods for improving fuel vapor canister purging opera...
- Patent number 10,408,143
- Issue date Sep 10, 2019
- Ford Global Technologies, LLC
- Aed Dudar
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Control device for internal combustion engine
- Patent number 10,385,792
- Issue date Aug 20, 2019
- Toyota Jidosha Kabushiki Kaisha
- Leuth Insixiengmai
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Pressure regulator assemblies
- Patent number 10,352,209
- Issue date Jul 16, 2019
- Solberg Mfg., Inc.
- Charles H. Solberg
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR DIAGNOSING A CRANKCASE SYSTEM OF AN INTERNAL COMBUSTION...
- Publication number 20240352878
- Publication date Oct 24, 2024
- Volkswagen Aktiengesellschaft
- Mathias HAUPTVOGEL
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
COMPRESSOR HOUSING PVC PASSAGE BOSS FOR REDUCING CRANKCASE PRESSURE
- Publication number 20240301810
- Publication date Sep 12, 2024
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Fengkun WANG
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Vehicle drive comprising vacuum system and ejector
- Publication number 20230374956
- Publication date Nov 23, 2023
- NORMA Germany GmbH
- Daniel Kintea
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
INTERNAL COMBUSTION ENGINE WITH A CRANKCASE VENTILATION MEANS
- Publication number 20230203971
- Publication date Jun 29, 2023
- FEV Group GmbH
- Werner Bick
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
HEAT EXCHANGER, AND INTERNAL COMBUSTION ENGINE BLOW-BY GAS PROCESSI...
- Publication number 20220372899
- Publication date Nov 24, 2022
- Isuzu Motors Limited;
- Yuki HIMURO
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
SYSTEMS AND METHODS FOR ENGINE COALESCER EXHAUST EXTRACTION
- Publication number 20220065143
- Publication date Mar 3, 2022
- Transportation IP Holdings, LLC
- Ramprasad Shetti
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Method and Device for Inspecting the Functionality of a Crankcase V...
- Publication number 20210348529
- Publication date Nov 11, 2021
- Vitesco Technologies GMBH
- Karl Gruenbeck
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
TANK VENTILATION
- Publication number 20210270212
- Publication date Sep 2, 2021
- Polytec Plastics Germany GmbH & Co. KG
- Hans JANSSEN
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
BLOW-BY GAS SYSTEM
- Publication number 20210270157
- Publication date Sep 2, 2021
- Isuzu Motors Limited;
- Hideki OSADA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
COMPRESSOR ARRANGEMENT FOR AN INTERNAL COMBUSTION ENGINE AND METHOD...
- Publication number 20200347777
- Publication date Nov 5, 2020
- Audi AG
- Maximilian KÖHNLEIN
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
REFLUX VALVE
- Publication number 20200300378
- Publication date Sep 24, 2020
- Nidec Tosok Corporation
- Tomohiko NAKANISHI
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
INTERNAL COMBUSTION ENGINE FOR A MOTOR VEHICLE
- Publication number 20200291833
- Publication date Sep 17, 2020
- Mahle International GmbH
- Daniel Schatz
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
OIL-SEPARATING DEVICE
- Publication number 20200088076
- Publication date Mar 19, 2020
- POLYTEC PLASTICS GERMANY GMBH & CO KG
- Tobias Burkert
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
OIL RECOVERY SYSTEM
- Publication number 20190368393
- Publication date Dec 5, 2019
- Rolls-Royce plc
- David A. EDWARDS
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
SYSTEMS AND METHODS FOR IMPROVING FUEL VAPOR CANISTER PURGING OPERA...
- Publication number 20190242310
- Publication date Aug 8, 2019
- FORD GLOBAL TECHNOLOGIES, L.L.C.
- Aed Dudar
- B60 - VEHICLES IN GENERAL
Information Patent Application
SEPARATION DEVICE, MOTOR DEVICE, AND SEPARATION METHOD
- Publication number 20190242332
- Publication date Aug 8, 2019
- ElringKlinger AG
- Stefan DWENGER
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
BLOW-BY GAS TREATMENT DEVICE FOR INTERNAL COMBUSTION ENGINE
- Publication number 20190234261
- Publication date Aug 1, 2019
- Toyota Jidosha Kabushiki Kaisha
- Masami ISHIKAWA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
BLOW-BY GAS TREATMENT DEVICE FOR INTERNAL COMBUSTION ENGINE
- Publication number 20190234262
- Publication date Aug 1, 2019
- Toyota Jidosha Kabushiki Kaisha
- Masami Ishikawa
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
THROTTLED PCV SYSTEM FOR AN ENGINE
- Publication number 20190085743
- Publication date Mar 21, 2019
- Colton Wyatt
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
Oil Separator for Separating Oil from Aerosol in a Combustion Engine
- Publication number 20190078475
- Publication date Mar 14, 2019
- Bayerische Motoren Werke Aktiengesellschaft
- Tobias RAU
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
EJECTOR DEVICE AND COMBINATION OF A CYLINDER HEAD COVER AND AN EJEC...
- Publication number 20190048768
- Publication date Feb 14, 2019
- ElringKIinger AG
- Stefan Herter
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
CYLINDER HEAD COVER STRUCTURE FOR ENGINE
- Publication number 20190017420
- Publication date Jan 17, 2019
- MAZDA MOTOR CORPORATION
- Takashi Kashiwabara
- F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information Patent Application
MULTI-STAGE JET SUCTION PUMP
- Publication number 20180274410
- Publication date Sep 27, 2018
- POLYTEC PLASTICS GERMANY GMBH & CO KG
- Jorge SOARES
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
METHOD AND SYSTEM FOR BOOSTED ENGINE SYSTEM
- Publication number 20180223751
- Publication date Aug 9, 2018
- FORD GLOBAL TECHNOLOGIES, L.L.C.
- Baitao Xiao
- B60 - VEHICLES IN GENERAL
Information Patent Application
BLOW-BY GAS RECIRCULATION DEVICE FOR INTERNAL COMBUSTION ENGINE
- Publication number 20180187582
- Publication date Jul 5, 2018
- Toyota Jidosha Kabushiki Kaisha
- Hiroshi YAGUCHI
- B60 - VEHICLES IN GENERAL
Information Patent Application
CYLINDER HEAD COVER AND METHOD FOR PRODUCING A CYLINDER HEAD COVER
- Publication number 20180171841
- Publication date Jun 21, 2018
- ElringKlinger AG
- Holger Coolens
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Application
BLOW-BY GAS RECIRCULATION DEVICE FOR INTERNAL COMBUSTION ENGINE
- Publication number 20180156168
- Publication date Jun 7, 2018
- Toyota Jidosha Kabushiki Kaisha
- Hiroshi YAGUCHI
- B60 - VEHICLES IN GENERAL
Information Patent Application
PUMP DEVICE FOR DRIVING BLOW-BY-GAS
- Publication number 20180030868
- Publication date Feb 1, 2018
- MAHLE International GmbH
- Alfred Elsaesser
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
GAS-LIQUID SEPARATION DEVICE FOR BLOW-BY GAS IN ENGINE
- Publication number 20170356316
- Publication date Dec 14, 2017
- YAMAHA HATSUDOKI KABUSHIKI KAISHA
- Katsuhiro SUZUKI
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
CRANK CHAMBER INTERNAL PRESSURE REDUCTION MECHANISM FOR INTERNAL CO...
- Publication number 20170198616
- Publication date Jul 13, 2017
- SUZUKI MOTOR CORPORATION
- Ikuo YAMADA
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

of negative pressure

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Vehicle drive comprising vacuum system and ejector

Pump system

Compressor housing PCV for reducing crankcase pressure

Method and device for inspecting the functionality of a crankcase v...

Pre-heated crankcase ventilation system architecture

Internal combustion engine with a crankcase ventilation means

Heat exchanger, and internal combustion engine blow-by gas processi...

Systems and methods for engine coalescer exhaust extraction

Compressor arrangement for an internal combustion engine and method...

Blow-by gas system

Blow-by gas system

Reflux valve

Internal combustion engine for a motor vehicle

Oil separator for separating oil from aerosol in a combustion engine

Ejector device and combination of a cylinder head cover and an ejec...

Oil-separating device

Blow-by gas treatment device for internal combustion engine

Separation device, motor device, and separation method

Crankcase ventilation system and diagnostic method

Cylinder head cover structure for engine

Systems and methods for reduced oil carryover

Blow-by gas recirculation device for internal combustion engine

Crankcase integrity breach detection

Cylinder head cover and method for producing a cylinder head cover

Blow-by gas treatment device for internal combustion engine

Throttled PCV system for an engine

Method and apparatus

Systems and methods for improving fuel vapor canister purging opera...

Control device for internal combustion engine

Pressure regulator assemblies

Patents Applicationslast 30 patents

METHOD FOR DIAGNOSING A CRANKCASE SYSTEM OF AN INTERNAL COMBUSTION...

COMPRESSOR HOUSING PVC PASSAGE BOSS FOR REDUCING CRANKCASE PRESSURE

Vehicle drive comprising vacuum system and ejector

INTERNAL COMBUSTION ENGINE WITH A CRANKCASE VENTILATION MEANS

HEAT EXCHANGER, AND INTERNAL COMBUSTION ENGINE BLOW-BY GAS PROCESSI...

SYSTEMS AND METHODS FOR ENGINE COALESCER EXHAUST EXTRACTION

Method and Device for Inspecting the Functionality of a Crankcase V...

TANK VENTILATION

BLOW-BY GAS SYSTEM

COMPRESSOR ARRANGEMENT FOR AN INTERNAL COMBUSTION ENGINE AND METHOD...

REFLUX VALVE

INTERNAL COMBUSTION ENGINE FOR A MOTOR VEHICLE

OIL-SEPARATING DEVICE

OIL RECOVERY SYSTEM

SYSTEMS AND METHODS FOR IMPROVING FUEL VAPOR CANISTER PURGING OPERA...

SEPARATION DEVICE, MOTOR DEVICE, AND SEPARATION METHOD

BLOW-BY GAS TREATMENT DEVICE FOR INTERNAL COMBUSTION ENGINE

BLOW-BY GAS TREATMENT DEVICE FOR INTERNAL COMBUSTION ENGINE

THROTTLED PCV SYSTEM FOR AN ENGINE

Oil Separator for Separating Oil from Aerosol in a Combustion Engine

EJECTOR DEVICE AND COMBINATION OF A CYLINDER HEAD COVER AND AN EJEC...

CYLINDER HEAD COVER STRUCTURE FOR ENGINE

MULTI-STAGE JET SUCTION PUMP

METHOD AND SYSTEM FOR BOOSTED ENGINE SYSTEM

BLOW-BY GAS RECIRCULATION DEVICE FOR INTERNAL COMBUSTION ENGINE

CYLINDER HEAD COVER AND METHOD FOR PRODUCING A CYLINDER HEAD COVER

BLOW-BY GAS RECIRCULATION DEVICE FOR INTERNAL COMBUSTION ENGINE

PUMP DEVICE FOR DRIVING BLOW-BY-GAS

GAS-LIQUID SEPARATION DEVICE FOR BLOW-BY GAS IN ENGINE

CRANK CHAMBER INTERNAL PRESSURE REDUCTION MECHANISM FOR INTERNAL CO...