F01N 1/08

Sub-Class

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Description

Class  F01N : GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL-COMBUSTION ENGINES


Subclass 1/08: Silencing apparatus characterised by method of silencing by reducing exhaust energy by throttling or whirling

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
10556658 Marine drives and idle relief mufflers for marine drivesJan 08, 18Feb 11, 20Brunswick Corporation
10518632 Valve assemblyJul 25, 18Dec 31, 19Tenneco Automotive Operating Company Inc.
10519828 Drone elimination mufflerFeb 08, 17Dec 31, 19K&N Engineering, Inc.
10508573 Baffle assembly for a ductApr 11, 17Dec 17, 19Caterpillar Inc.
10494977 Internal straight coreAug 07, 17Dec 03, 19Not available
10473046 Engine system for working machine configured to contain noise reduction equipmentSep 19, 16Nov 12, 19Yanmar Co., Ltd.
10465832 Damping deviceDec 23, 15Nov 05, 19Hydac Technology GmbH
10465587 Muffler for an exhaust system of an internal combustion engine, especially for motor vehicles with hybrid driveMay 22, 17Nov 05, 19Eberspächer Exhaust Technology GmbH & Co. KG
10458589 Sound suppression apparatusJul 15, 15Oct 29, 19AAF Ltd.
10450912 Exhaust silencerJul 11, 16Oct 22, 19Ford Global Technologies, LLC
10414478 Marine propulsion systems with actively tunable soundJan 31, 18Sep 17, 19Brunswick Corporation
10393001 Marine exhaust systemAug 10, 17Aug 27, 19Kohler Co.
10393002 Exhaust device of straddle-type vehicleJun 22, 18Aug 27, 19Suzuki Motor Corporation
10369533 Dosing and mixing arrangement for use in exhaust aftertreatmentSep 12, 14Aug 06, 19Donaldson Company, Inc.
10364715 Slip-type active noise control muffler and method for controlling the sameNov 18, 16Jul 30, 19Hyundai Motor Company
10364734 Assembly for an exhaust systemAug 02, 17Jul 30, 19Friedrich Boysen GmbH & Co. KG
10358957 Muffler and/or exhaust apparatus and method of manufactureMay 02, 16Jul 23, 19Not available
10344660 Aerodynamically conformal mufflerMay 02, 17Jul 09, 19NORTHWEST ULD, INC.
10308339 Marine muffler with integral bypass water managementJan 23, 18Jun 04, 19Not available
10280827 Engine and engine-driven working machineFeb 26, 16May 07, 19KOKI HOLDINGS CO., LTD.

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Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2020/0056,519 Muffler for motor vehiclesNov 03, 17Feb 20, 20Not available
2019/0301,322 LOW NOISE ENCLOSUREMar 28, 18Oct 03, 19Not available
2019/0301,323 VEHICLE MUFFLERJul 12, 18Oct 03, 19Hyundai Motor Company; Kia Motors Corp.;
2019/0234,264 EXHAUST UNITJan 10, 19Aug 01, 19Not available
2019/0195,099 EXHAUST DEVICE OF ENGINEDec 12, 18Jun 27, 19Suzuki Motor Corporation
2019/0178,124 Acoustically Tuned MufflerApr 17, 18Jun 13, 19Tenneco Automotive Operating Company Inc.
2019/0145,297 MUFFLERDec 20, 18May 16, 19Not available
2019/0128,158 RAMJET GENERATOR FOR INTAKE/EXHAUST PIPEJun 29, 18May 02, 19Not available
2019/0107,019 Acoustically Tuned MufflerAug 31, 18Apr 11, 19Not available
2019/0107,018 MUFFLER WITH VENTURI EXHAUST LINEMay 07, 18Apr 11, 19Not available
2019/0107,020 EXHAUST SYSTEMS AND METHODS FOR GAS TURBINE ENGINEDec 11, 18Apr 11, 19Honeywell International Inc.
2019/0063,282 AIR EXHAUSTING DEVICEAug 27, 18Feb 28, 19Suzuki Motor Corporation
2019/0032,531 ENGINE AND ENGINE WORK MACHINEJan 06, 17Jan 31, 19KOKI HOLDINGS CO., LTD.
2019/0024,548 MUFFLERJun 17, 16Jan 24, 19Orbital Australia Pty Ltd
2019/0024,549 METHOD FOR FORMING A COLLAR IN A MUFFLER HOUSINGJul 20, 18Jan 24, 19Not available
2018/0347,421 EXHAUST SYSTEMS AND METHODS FOR GAS TURBINE ENGINEAug 07, 18Dec 06, 18Honeywell International Inc.
2018/0252,130 MUFFLER INSERT, AND SYSTEMS, METHODS AND APPARATUS FOR MAKINGMar 13, 18Sep 06, 18Bay Fabrication, Inc.
2018/0202,335 EXHAUST DEVICE OF ENGINEDec 19, 17Jul 19, 18Suzuki Motor Corporation
2018/0202,334 Exhaust Muffler For Marine Engine Exhaust SystemJan 16, 17Jul 19, 18Not available
2018/0179,931 Exhaust MechanismDec 14, 17Jun 28, 18c/o TOYOTA JIDOSHA KABUSHIKI KAISHA

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Top Owners in This Subclass

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Patents Issued To Date - By Filing Year

Average Time to Issuance