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having two or more purifying devices arranged in parallel
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CPC
F01N13/011
This industry / category may be too specific. Please go to a parent level for more data
Parent Industries
F
MECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS
F01
Engines
F01N
GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
F01N13/00
Exhaust or silencing apparatus characterised by constructional features; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
Current Industry
F01N13/011
having two or more purifying devices arranged in parallel
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last 30 patents
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Patent Grant
Dump truck
Patent number
12,352,193
Issue date
Jul 8, 2025
Komatsu Ltd.
Yuta Hoshino
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Reduced internal combustion engine particulate matter emissions
Patent number
12,253,014
Issue date
Mar 18, 2025
Saudi Arabian Oil Company
Emmanuel Laigle
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Exhaust-gas aftertreatment system for an internal combustion engine
Patent number
12,140,062
Issue date
Nov 12, 2024
Tenneco GmbH
Michael Fischer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Exhaust gas system for a motorcycle
Patent number
12,071,883
Issue date
Aug 27, 2024
Piaggio & C. S.p.A.
Adriano Magherini
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Vehicle bypass catalyst diagnostic system
Patent number
12,055,080
Issue date
Aug 6, 2024
FCA US LLC
Steven C Wante
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
V-type engine and work machine
Patent number
12,025,039
Issue date
Jul 2, 2024
Honda Motor Co., Ltd.
Atsuki Sugihara
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
System and method for engine cold start
Patent number
11,939,900
Issue date
Mar 26, 2024
Ford Global Technologies, LLC
Jason Martz
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Valve arrangement for split-flow close-coupled catalyst
Patent number
11,867,111
Issue date
Jan 9, 2024
Cummins Emission Solutions Inc.
Anand Srinivasan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Exhaust gas aftertreatment system
Patent number
11,698,019
Issue date
Jul 11, 2023
LIEBHERR-COMPONENTS COLMAR SAS
Salvatore Collura
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
System and method for low CO emission engine
Patent number
11,643,962
Issue date
May 9, 2023
KOHLER CO.
Eric Pekrul
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Exhaust gas treatment system for an exhaust system of an internal c...
Patent number
11,434,801
Issue date
Sep 6, 2022
Purem GmbH
Wolfgang Datz
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patent Grant
Detecting a modification of a particle filter for an exhaust branch...
Patent number
11,428,142
Issue date
Aug 30, 2022
Bayerische Motoren Werke Aktiengesellschaft
Marius Becker
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Exhaust gas treatment system to be fitted on a chassis of an automo...
Patent number
11,319,851
Issue date
May 3, 2022
Volvo Truck Corporation
Yasuyoshi Tomita
B60 - VEHICLES IN GENERAL
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Patent Grant
Exhaust purification system of internal combustion engine
Patent number
11,274,585
Issue date
Mar 15, 2022
Toyota Jidosha Kabushiki Kaisha
Yasumasa Notake
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
System and method for low CO emission engine
Patent number
11,149,617
Issue date
Oct 19, 2021
Kohler Co.
Eric Pekrul
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method for operating an exhaust gas purification apparatus
Patent number
11,136,912
Issue date
Oct 5, 2021
Dr. Ing. h.c. F. Porsche Aktiengesellschaft
Frank Schuerg
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exhaust after-treatment system with adjustable flow path, and metho...
Patent number
11,028,758
Issue date
Jun 8, 2021
Volvo Truck Corporation
Stephen Geyer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patent Grant
Dynamic charge compression ignition engine with multiple aftertreat...
Patent number
11,008,995
Issue date
May 18, 2021
Tula Technology, Inc.
Elliott A. Ortiz-Soto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Exhaust gas control system for internal combustion engine
Patent number
10,823,040
Issue date
Nov 3, 2020
Toyota Jidosha Kabushiki Kaisha
Shinya Asaura
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Method and apparatus for turbo bypass valve operation strategy for...
Patent number
10,823,031
Issue date
Nov 3, 2020
Faurecia Emissions Control Technologies, USA, LLC
John G. Rohde
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Drive system for a motor vehicle, and motor vehicle having the driv...
Patent number
10,808,604
Issue date
Oct 20, 2020
Bayerische Motoren Werke Aktiengesellschaft
Thomas Sailer
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Dynamic charge compression ignition engine with multiple aftertreat...
Patent number
10,808,672
Issue date
Oct 20, 2020
Tula Technology, Inc.
Elliott A. Ortiz-Soto
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Grant
Reduced length exhaust system with valve
Patent number
10,767,543
Issue date
Sep 8, 2020
Tenneco Automotive Operating Company Inc.
Brett Herwat
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Exhaust system for an internal combustion automotive engine
Patent number
10,753,264
Issue date
Aug 25, 2020
AKRAPOVIC D.D.
Jaka Klemenc
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Use of a lubrication oil that forms water-soluble ash when combuste...
Patent number
10,738,679
Issue date
Aug 11, 2020
Scania CV AB
Henrik Hittig
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Method and system for catalytic conversion
Patent number
10,690,072
Issue date
Jun 23, 2020
Ford Global Technologies, LLC
Hassene Jammoussi
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Muffler assembly including a center muffler and two satellite mufflers
Patent number
10,596,898
Issue date
Mar 24, 2020
Tenneco Automotive Operating Company Inc.
Brett Herwat
B60 - VEHICLES IN GENERAL
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Patent Grant
Control of multiple reductant insertion assemblies using a single c...
Patent number
10,577,994
Issue date
Mar 3, 2020
Cummins Emission Solutions Inc.
Aditya Mittal
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Sectioned exhaust filter system
Patent number
10,550,748
Issue date
Feb 4, 2020
Robert John Sharp
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Grant
Modular exhaust gas treatment device for an exhaust gas system of a...
Patent number
10,513,962
Issue date
Dec 24, 2019
MTU Friedrichshafen GmbH
Klaus Wehler
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Patents Applications
last 30 patents
Information
Patent Application
ACTIVE HYDROCARBON TRAP FOR REDUCTION OF EMISSIONS FROM INTERNAL CO...
Publication number
20250207522
Publication date
Jun 26, 2025
ARAMCO SERVICES COMPANY
Alexander Voice
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
ACTIVE HYDROCARBON TRAP FOR REDUCTION OF EMISSIONS FROM INTERNAL CO...
Publication number
20250207523
Publication date
Jun 26, 2025
ARAMCO SERVICES COMPANY
Alexander Voice
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Method for Operating an Internal Combustion Engine, a System for Ca...
Publication number
20240418112
Publication date
Dec 19, 2024
KEYOU GmbH
Franz Werner Prümm
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
VALVE ARRANGEMENT FOR SPLIT-FLOW CLOSE-COUPLED CATALYST
Publication number
20240110499
Publication date
Apr 4, 2024
Cummins Emission Solutions Inc.
Anand Srinivasan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
DUMP TRUCK
Publication number
20240102413
Publication date
Mar 28, 2024
Komatsu Ltd.
Yuta Hoshino
B60 - VEHICLES IN GENERAL
Information
Patent Application
EXHAUST GAS SYSTEM FOR A MOTORCYCLE
Publication number
20240003277
Publication date
Jan 4, 2024
Piaggio & C.S.P.A.
Adriano MAGHERINI
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
METHOD AND APPARATUS FOR SUPPRESSING UNDESIRABLE TONES IN AN EXHAUS...
Publication number
20230089571
Publication date
Mar 23, 2023
TMG Performance Products, LLC
David T. Niksa
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
EXHAUST-GAS AFTERTREATMENT SYSTEM FOR AN INTERNAL COMBUSTION ENGINE
Publication number
20220349329
Publication date
Nov 3, 2022
TENNECO GMBH
Michael Fischer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
VALVE ARRANGEMENT FOR SPLIT-FLOW CLOSE-COUPLED CATALYST
Publication number
20220220880
Publication date
Jul 14, 2022
Cummins Emission Solutions Inc.
Anand Srinivasan
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
EXHAUST AFTERTREATMENT COMPONENT WITH DIRECTIONAL VALVE
Publication number
20220065150
Publication date
Mar 3, 2022
Faurecia Emissions Control Technologies, USA, LLC
Mark Robinson
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
SYSTEM AND METHOD FOR LOW CO EMISSION ENGINE
Publication number
20220010716
Publication date
Jan 13, 2022
KOHLER CO.
Eric Pekrul
Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information
Patent Application
EXHAUST GAS AFTERTREATMENT SYSTEM
Publication number
20210332735
Publication date
Oct 28, 2021
Liebherr-Components Colmar SAS
Salvatore COLLURA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Detecting a Modification of a Particle Filter for an Exhaust Branch...
Publication number
20210270178
Publication date
Sep 2, 2021
Bayerische Motoren Werke Aktiengesellschaft
Marius BECKER
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
EXHAUST PURIFICATION SYSTEM OF INTERNAL COMBUSTION ENGINE
Publication number
20200224569
Publication date
Jul 16, 2020
Toyota Jidosha Kabushiki Kaisha
Yasumasa NOTAKE
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
EXHAUST AFTER-TREATMENT SYSTEM WITH ADJUSTABLE FLOW PATH, AND METHO...
Publication number
20200165953
Publication date
May 28, 2020
VOLVO TRUCK CORPORATION
Stephen Geyer
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
METHOD AND APPARATUS FOR TURBO BYPASS VALVE OPERATION STRATEGY FOR...
Publication number
20200095913
Publication date
Mar 26, 2020
Faurecia Emissions Control Technologies, USA, LLC
John G. Rohde
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
DYNAMIC CHARGE COMPRESSION IGNITION ENGINE WITH MULTIPLE AFTERTREAT...
Publication number
20200088151
Publication date
Mar 19, 2020
TULA TECHNOLOGY, INC.
Elliot A. ORTIZ-SOTO
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
METHOD AND APPARATUS FOR SUPPRESSING UNDESIRABLE TONES IN AN EXHAUS...
Publication number
20200080451
Publication date
Mar 12, 2020
TMG Performance Products, LLC
David T. Niksa
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
Reduced Length Exhaust System With Valve
Publication number
20200025057
Publication date
Jan 23, 2020
Tenneco Automotive Operating Company Inc.
Brett HERWAT
B60 - VEHICLES IN GENERAL
Information
Patent Application
Muffler Assembly Including A Center Muffler And Two Satellite Mufflers
Publication number
20190337377
Publication date
Nov 7, 2019
Tenneco Automotive Operating Company Inc.
Brett HERWAT
B60 - VEHICLES IN GENERAL
Information
Patent Application
Drive System for a Motor Vehicle, and Motor Vehicle Having the Driv...
Publication number
20190277187
Publication date
Sep 12, 2019
Bayerische Motoren Werke Aktiengesellschaft
Thomas SAILER
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
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Patent Application
AFTERTREATMENT SYSTEM
Publication number
20190063298
Publication date
Feb 28, 2019
Caterpillar Inc.
Cory A. Smith
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
USE OF A LUBRICATION OIL THAT FORMS WATER-SOLUBLE ASH WHEN COMBUSTE...
Publication number
20190040785
Publication date
Feb 7, 2019
SCANIA CV AB
Henrik ERIKSSON
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
MULTI-LEG EXHAUST AFTERTREATMENT SYSTEM AND METHOD
Publication number
20180258823
Publication date
Sep 13, 2018
CUMMINS INTELLECTUAL PROPERTY, INC.
Colin L. Norris
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
AN EXHAUST SYSTEM FOR AN INTERNAL COMBUSTION AUTOMOTIVE ENGINE
Publication number
20180202344
Publication date
Jul 19, 2018
Akrapovic d.d.
Jaka KLEMENC
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
METHOD AND SYSTEM FOR A HC TRAP
Publication number
20180087422
Publication date
Mar 29, 2018
FORD GLOBAL TECHNOLOGIES, L.L.C.
Joseph Norman Ulrey
F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information
Patent Application
SECTIONED EXHAUST FILTER SYSTEM
Publication number
20180058297
Publication date
Mar 1, 2018
ROBERT JOHN SHARP
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
EXHAUST GAS CONTROL SYSTEM FOR INTERNAL COMBUSTION ENGINE
Publication number
20180003100
Publication date
Jan 4, 2018
Toyota Jidosha Kabushiki Kaisha
Shinya ASAURA
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
EXHAUST SYSTEM FOR A DIESEL ENGINE
Publication number
20170298796
Publication date
Oct 19, 2017
Johnson Matthey Public Limited Company
Mojghan NASERI
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
Information
Patent Application
HIGH-END PROCESSING DEVICE FOR PURIFICATION OF EXHAUST OF DIESEL EN...
Publication number
20170234182
Publication date
Aug 17, 2017
Wen-Lo Chen
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL