F01N 1/18

Sub-Class

Watch 1Status Updates

Stats

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 1/18: Silencing apparatus characterised by method of silencing by using movable parts having rotary movement

Recent Patents

Patent #TitleFiling DateIssue DatePatent Owner
10590840 Method to control an electrically-operated turbocharger in a supercharged internal combustion engine for increasing acoustical emission in the exhaustJan 16, 18Mar 17, 20Ferrari S.p.A.
10458343 Exhaust gas flapOct 30, 17Oct 29, 19Eberspächer Exhaust Technology GmbH & Co. KG
10319357 System and a method for attenuating sound produced by a vehicleMar 16, 17Jun 11, 19WIPRO LIMITED
10273845 Vehicle including cabin disturbance mitigation systemFeb 23, 17Apr 30, 19GM Global Technology Operations LLC
10253664 Passive exhaust valve assembly with overlapping slip joint and method of forming and installationNov 08, 16Apr 09, 19Middleville Tool & Die Co, Inc
10167785 Element of an exhaust line comprising valve with added stoppersSep 28, 16Jan 01, 19Faurecia Systemes D'Echappement
10060311 Electric valveDec 09, 16Aug 28, 18Hyundai Motor Company; Kia Motors Corporation; Sejong Industrial Co., Ltd.;
9719389 System and method for reducing cold start emissions using an active exhaust throttle valve and an exhaust gas recirculation loopJun 01, 15Aug 01, 17GM GLOBAL TECHNOLOGY OPERATIONS LLC
9677438 Exhaust flow valve with revrumble featureOct 19, 15Jun 13, 17GM GLOBAL TECHNOLOGY OPERATIONS LLC
9587537 Triple baffled mufflerDec 02, 15Mar 07, 17Not available
9447715 Valve device for exhaust gas flow pathFeb 20, 13Sep 20, 16FUTABA INDUSTRIAL CO., LTD.
9291157 Automated system for pressure pulsation dampeningDec 09, 13Mar 22, 16Not available
9255502 Engine with exhaust system and external acoustic emissions valveAug 15, 14Feb 09, 16NORTHWEST ULD, INC. DBA NORTHWEST UAV PROPULSION SYSTEMS
9188089 Engine apparatusDec 26, 12Nov 17, 15YANMAR CO., LTD.
9145813 Structure for utilizing exhaust heat of vehicleDec 29, 13Sep 29, 15HYUNDAI MOTOR COMPANY
8961667 Radial counterflow muffler for NO reduction and pollutant collectionFeb 01, 12Feb 24, 15MCCUTCHEN CO.
8943797 Cylinder head with symmetric intake and exhaust passagesJan 17, 12Feb 03, 15GM GLOBAL TECHNOLOGY OPERATIONS LLC
8931590 Exhaust system component for a motor vehicleJan 12, 12Jan 13, 15GM GLOBAL TECHNOLOGY OPERATIONS LLC
8453438 Exhaust control device for vehicle engineSep 25, 08Jun 04, 13HONDA MOTOR CO., LTD.
8256402 Exhaust passage structure of multi-cylinder engineJan 22, 10Sep 04, 12MAZDA MOTOR CORPORATION

more results

Recent Publications

Publication #TitleFiling DatePub DatePatent Owner
2019/0203,619 EXHAUST SYSTEM HAVING TUNABLE EXHAUST SOUNDDec 28, 17Jul 04, 19Not available
2018/0371,972 Internal Combustion Engine with reduced noise and increased performanceJun 23, 17Dec 27, 18Not available

more results

Top Owners in This Subclass

Upgrade to the Professional Level to view Top Owners for this Subclass.Learn More

Patents Issued To Date - By Filing Year

Average Time to Issuance