in combination with sound-absorbing materials

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Patents Applicationslast 30 patents

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    NOISE REDUCTION SYSTEMS FOR AEROSOL COLLECTORS

    • Publication number 20230358153
    • Publication date Nov 9, 2023
    • INNOVAPREP LLC
    • Steven D. Graham
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SOUND SUPPRESSION DEVICE FOR GAS CAPTURE SYSTEM OF CYCLOTRON PRODUCT

    • Publication number 20220034244
    • Publication date Feb 3, 2022
    • Dana-Farber Cancer Institute, Inc.
    • Erol Bars
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
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    METHOD AND APPARATUS FOR FILLING SILENCER WITH GLASS FIBER

    • Publication number 20210363903
    • Publication date Nov 25, 2021
    • CREFACT CO., LTD.
    • Yasuo OMORI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    LOW NOISE ENCLOSURE

    • Publication number 20210164370
    • Publication date Jun 3, 2021
    • Cummins Power Generation IP, Inc.
    • David W. Strombeck
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    MUFFLER FOR VEHICLE FOR IMPLEMENTING SPORTY EXHAUST SOUND

    • Publication number 20210131323
    • Publication date May 6, 2021
    • Hyundai Motor Company
    • Hyun-Woo YOON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    DEVICE FOR CONTROLLING EXHAUST SOUND OF VEHICLE

    • Publication number 20200332687
    • Publication date Oct 22, 2020
    • Hyundai Motor Company
    • Young Dug Yang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ACOUSTIC DAMPER FOR GAS TURBINE COMBUSTORS WITH ORTHOGONAL SLOTS

    • Publication number 20200232357
    • Publication date Jul 23, 2020
    • President and Fellows of Harvard College
    • Katia Bertoldi
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    SILENCER FOR FUEL CELL VEHICLES

    • Publication number 20200173321
    • Publication date Jun 4, 2020
    • Hyundai Motor Company
    • Su Dong HAN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER

    • Publication number 20200003093
    • Publication date Jan 2, 2020
    • Eberspacher Exhaust Technology GmbH & Co. KG
    • Hervé FERRONT
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST SUBSYSTEM WITH FIBER PIPE AND METHOD OF FORMING FIBER PIPE

    • Publication number 20190353078
    • Publication date Nov 21, 2019
    • Baljit Sierra
    • B28 - WORKING CEMENT, CLAY, OR STONE
  • Information Patent Application

    LOW NOISE ENCLOSURE

    • Publication number 20190301322
    • Publication date Oct 3, 2019
    • Cummins Power Generation IP, Inc.
    • David W. Strombeck
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    A SOUND DAMPING DEVICE FOR A DUCT OR CHAMBER

    • Publication number 20190147842
    • Publication date May 16, 2019
    • Sontech International AB
    • Ralf Corin
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    SILENCER AND EJECTOR IN WHICH SILENCER IS USED

    • Publication number 20180355773
    • Publication date Dec 13, 2018
    • SMC Corporation
    • Toru NAKAYAMA
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Application

    EXHAUST MUFFLER AND SOUND DEADENING ELEMENT

    • Publication number 20170089239
    • Publication date Mar 30, 2017
    • Honda Motor Co., Ltd.
    • Hiroaki Kase
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    MUFFLER

    • Publication number 20160061074
    • Publication date Mar 3, 2016
    • Eberspacher Exhaust Technology GmbH & Co. KG
    • Frank MÜLLER
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MODULAR ASSEMBLY FOR AFTERTREATMENT SYSTEM

    • Publication number 20150233276
    • Publication date Aug 20, 2015
    • Caterpillar Inc.
    • Thomas Ryan Cassity
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER EQUIPPED WITH CATALYTIC CONVERTER

    • Publication number 20140251717
    • Publication date Sep 11, 2014
    • Honda Motor Co., Ltd.
    • Sayaka Yasoshina
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER EQUIPPED WITH CATALYTIC CONVERTER

    • Publication number 20140251718
    • Publication date Sep 11, 2014
    • Honda Motor Co., Ltd.
    • Sayaka Yasoshina
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SILENCER AND METHOD FOR MANUFACTURING THE SAME

    • Publication number 20140196977
    • Publication date Jul 17, 2014
    • HENN GMBH & CO. KG
    • Harald HARTMANN
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Crossover Muffler

    • Publication number 20140166393
    • Publication date Jun 19, 2014
    • Boyd L. Butler
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SILENCER AND A METHOD FOR PRODUCING SAME

    • Publication number 20140116801
    • Publication date May 1, 2014
    • Joachim Andre
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SHUNT PULSATION TRAP FOR POSITIVE DISPLACEMENT (PD) INTERNAL COMBUS...

    • Publication number 20130247849
    • Publication date Sep 26, 2013
    • Paul Xiubao Huang
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Four Cycle Internal Combustion Engine Exhaust

    • Publication number 20130230434
    • Publication date Sep 5, 2013
    • Greg Scott Esmond
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER WITH DUAL EXHAUST GAS DISCHARGE PIPE FOR VEHICLE

    • Publication number 20130220732
    • Publication date Aug 29, 2013
    • Hyundai Motor Company
    • Ki Chul PARK
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    METHOD OF AND APPARATUS FOR EXHAUSTING INTERNAL COMBUSTION ENGINES

    • Publication number 20130167506
    • Publication date Jul 4, 2013
    • NG1 TECHNOLOGIES, LLC
    • Dustin NORD
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    EXHAUST DEVICE OF ENGINE

    • Publication number 20130112498
    • Publication date May 9, 2013
    • SUZUKI MOTOR CORPORATION
    • Hiroyuki MAEJIMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Active Sound Absorbers

    • Publication number 20130092471
    • Publication date Apr 18, 2013
    • J. Eberspaecher GmbH & Co. KG
    • Jan Krüger
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    MUFFLER FOR AN EXHAUST SYSTEM OF VEHICLE

    • Publication number 20130056299
    • Publication date Mar 7, 2013
    • Kia Motors Corporation
    • Min Ho Choi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Tunable Muffler

    • Publication number 20130020147
    • Publication date Jan 24, 2013
    • Peter J. Von Inten
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER

    • Publication number 20120267189
    • Publication date Oct 25, 2012
    • Georg WIRTH
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES