having sound-absorbing materials in resonance chambers

Patents Grantslast 30 patents

  • Information Patent Grant

    Air warmer

    • Patent number 12,146,507
    • Issue date Nov 19, 2024
    • ICU Medical, Inc.
    • Benjamin James Peterson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust device and method of manufacturing thereof

    • Patent number 12,071,875
    • Issue date Aug 27, 2024
    • Tenneco Automotive Operating Company Inc.
    • Frederick M. Baumgartner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Silencing apparatus and method for manufacturing silencing apparatus

    • Patent number 11,852,058
    • Issue date Dec 26, 2023
    • Sankei Giken Kogyo Co., Ltd.
    • Hidetoshi Sugimoto
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Noise attenuation components

    • Patent number 11,808,187
    • Issue date Nov 7, 2023
    • Caterpillar Inc.
    • Dustin Irvin Landwehr
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust device

    • Patent number 11,698,008
    • Issue date Jul 11, 2023
    • Tenneco Automotive Operating Company Inc.
    • Abdulhadi Madi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Muffler

    • Patent number 11,680,502
    • Issue date Jun 20, 2023
    • Futaba Industrial Co., Ltd.
    • Seiji Kondo
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Acoustic damper for gas turbine combustors with orthogonal slots

    • Patent number 11,536,174
    • Issue date Dec 27, 2022
    • President and Fellows of Harvard College
    • Katia Bertoldi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vacuum cleaner and electric motor module thereof

    • Patent number 11,486,282
    • Issue date Nov 1, 2022
    • MIDEA GROUP CO., LTD.
    • Lele Ming
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Acoustic absorber for fan noise reduction

    • Patent number 11,459,921
    • Issue date Oct 4, 2022
    • Toyota Motor Engineering & Manufacturing North America, Inc.
    • Taehwa Lee
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Sound isolation window and heat dissipation structure

    • Patent number 11,443,726
    • Issue date Sep 13, 2022
    • INVENTEC (PUDONG) TECHNOLOGY CORPORATION
    • Chun-Tai Wu
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Method and apparatus for filling silencer with glass fiber

    • Patent number 11,286,820
    • Issue date Mar 29, 2022
    • CREFACT CO., LTD.
    • Yasuo Omori
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Muffler structure

    • Patent number 11,280,235
    • Issue date Mar 22, 2022
    • Guang Rong Enterprise Co., Ltd.
    • Hao-Yao Chang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Muffler for an exhaust system of an internal combustion engine

    • Patent number 11,143,070
    • Issue date Oct 12, 2021
    • Faurecia Emissions Control Technologies, Germany GmbH
    • Martin Unbehaun
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust heat recovery system

    • Patent number 10,947,879
    • Issue date Mar 16, 2021
    • Hyundai Motor Company
    • Min Jae Kim
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Carbon flocked tape

    • Patent number 10,875,624
    • Issue date Dec 29, 2020
    • Toyota Tsusho America, Inc.
    • Travis A. Malston
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Valve assembly

    • Patent number 10,518,632
    • Issue date Dec 31, 2019
    • Tenneco Automotive Operating Company Inc.
    • Charles Louis Bell
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Turbocharger with a wastegate noise reduction device

    • Patent number 10,473,121
    • Issue date Nov 12, 2019
    • GM Global Technology Operations LLC
    • Guangzhi A. Zhao
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Sound suppression apparatus

    • Patent number 10,458,589
    • Issue date Oct 29, 2019
    • AAF LTD.
    • James Matthew Hill
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Mixing apparatus for an exhaust gas aftertreatment system, exhaust...

    • Patent number 10,344,656
    • Issue date Jul 9, 2019
    • MAN Energy Solutions SE
    • Andreas Döring
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Silencer

    • Patent number 10,174,655
    • Issue date Jan 8, 2019
    • Kobe Steel, Ltd.
    • Masahiro Kikuchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Exhaust muffler and sound deadening element

    • Patent number 9,856,766
    • Issue date Jan 2, 2018
    • Honda Motor Co., Ltd.
    • Hiroaki Kase
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Muffler cutter

    • Patent number 9,810,117
    • Issue date Nov 7, 2017
    • Nichias Corporation
    • Akinao Hiraoka
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Loose-fill insulation exhaust gas treatment device and methods of m...

    • Patent number 9,790,836
    • Issue date Oct 17, 2017
    • Tenneco Automotive Operating Company, Inc.
    • Ruth Ann Latham
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Active design of exhaust sounds

    • Patent number 9,728,176
    • Issue date Aug 8, 2017
    • Eberspächer Exhaust Technology GmbH & Co. KG
    • Mathias Keck
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust pipe

    • Patent number 9,644,510
    • Issue date May 9, 2017
    • Eberspächer Exhaust Technology GmbH & Co. KG
    • Micha Hörr
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Muffler for an exhaust system

    • Patent number 9,617,882
    • Issue date Apr 11, 2017
    • Eberspächer Exhaust Technology GmbH & Co. KG
    • Micha Hörr
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Thermoplastic composite muffler

    • Patent number 9,611,771
    • Issue date Apr 4, 2017
    • E I du Pont de Nemours and Company
    • Fabrice S. J-M Giaume
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Suppressor for gaseous fuel system

    • Patent number 9,593,606
    • Issue date Mar 14, 2017
    • Electro-Motive Diesel, Inc.
    • Ovidiu Petru Popadiuc
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust apparatus

    • Patent number 9,399,936
    • Issue date Jul 26, 2016
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Yuji Takasugi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Air induction system having an acoustic resonator

    • Patent number 9,366,173
    • Issue date Jun 14, 2016
    • MANN+HUMMEL GMBH
    • Keat Mah
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    AIR WARMER

    • Publication number 20240352947
    • Publication date Oct 24, 2024
    • SMITHS MEDICAL ASD, INC.
    • Benjamin James Peterson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER FOR GENERATING A SPORTY AND RHYTHMIC SOUND AND A VEHICLE EQ...

    • Publication number 20240102408
    • Publication date Mar 28, 2024
    • Hyundai Motor Company
    • Kun Peng Jiang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ACOUSTIC IMPEDANCE CHANGE STRUCTURE AND AIR PASSAGE TYPE SILENCER

    • Publication number 20240003275
    • Publication date Jan 4, 2024
    • FUJIFILM CORPORATION
    • Shinya HAKUTA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST DEVICE AND METHOD OF MANUFACTURING THEREOF

    • Publication number 20230366337
    • Publication date Nov 16, 2023
    • Tenneco Automotive Operating Company Inc.
    • Frederick M. Baumgartner
    • 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 COMPONENT WITH FLEXIBLE MEMBRANE

    • Publication number 20220341352
    • Publication date Oct 27, 2022
    • Faurecia Emissions Control Technologies, USA, LLC
    • James Egan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    NOISE ATTENUATION COMPONENTS

    • Publication number 20220275737
    • Publication date Sep 1, 2022
    • Caterpillar Inc.
    • Dustin Irvin Landwehr
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SILENCING APPARATUS AND METHOD FOR MANUFACTURING SILENCING APPARATUS

    • Publication number 20220065144
    • Publication date Mar 3, 2022
    • SANKEI GIKEN KOGYO CO., LTD.
    • Hidetoshi Sugimoto
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    Exhaust System For Aerial Vehicle

    • Publication number 20220055765
    • Publication date Feb 24, 2022
    • Sonin Hybrid, LLC
    • Curtis Asa Foster
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    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

    ACOUSTIC VOLUME AND INSULATION IN HOT-END OF EXHAUST SYSTEMS

    • Publication number 20210262374
    • Publication date Aug 26, 2021
    • Faurecia Emissions Control Technologies, USA, LLC
    • Thorsten Keesser
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER

    • Publication number 20210246818
    • Publication date Aug 12, 2021
    • FUTABA INDUSTRIAL CO., LTD.
    • Seiji Kondo
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    DEVICE FOR REDUCING AIRBORNE AND STRUCTURE-BORNE SOUND

    • Publication number 20210207508
    • Publication date Jul 8, 2021
    • UMFOTEC GMBH
    • Berend Linke
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIR OUTLET SOUND ABSORBER FOR A ROTATING ELECTRICAL MACHINE

    • Publication number 20210180487
    • Publication date Jun 17, 2021
    • BRUSH ELECTRICAL MACHINES LIMITED
    • Dennis MATHAI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST HEAT RECOVERY SYSTEM

    • Publication number 20200378285
    • Publication date Dec 3, 2020
    • Hyundai Motor Company
    • Min Jae KIM
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST SYSTEM AS WELL AS MOTOR VEHICLE WITH AN EXHAUST SYSTEM

    • Publication number 20200256227
    • Publication date Aug 13, 2020
    • Faurecia Emissions Control Technologies, Germany GmbH
    • Hannes STEINKILBERG
    • 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

    EXHAUST DEVICE

    • Publication number 20200182111
    • Publication date Jun 11, 2020
    • Tenneco Automotive Operating Company Inc.
    • Abdulhadi Madi
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    Vacuum Cleaner and Electric Motor Module Thereof

    • Publication number 20200141295
    • Publication date May 7, 2020
    • MIDEA GROUP CO., LTD.
    • Lele MING
    • A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...
  • 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

    METHOD OF PROVIDING A LEAK FREE ACOUSTIC VOLUME FOR A VEHICLE FRAME...

    • Publication number 20190292955
    • Publication date Sep 26, 2019
    • Faurecia Emissions Control Technologies, USA, LLC
    • Thorsten Keesser
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    TURBOCHARGER WITH A WASTEGATE NOISE REDUCTION DEVICE

    • Publication number 20190234428
    • Publication date Aug 1, 2019
    • GM GLOBAL TECHNOLOGY OPERATIONS LLC
    • Guangzhi A. Zhao
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Mixing Apparatus For An Exhaust Gas Aftertreatment System, Exhaust...

    • Publication number 20180163601
    • Publication date Jun 14, 2018
    • MAN Diesel & Turbo SE
    • Andreas DÖRING
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    SILENCER

    • Publication number 20170191390
    • Publication date Jul 6, 2017
    • Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)
    • Masahiro KIKUCHI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Compact Modular Low Resistance Broadband Acoustic Silencer

    • Publication number 20160252204
    • Publication date Sep 1, 2016
    • Adriaan DeVilliers
    • F24 - HEATING RANGES VENTILATING
  • Information Patent Application

    EXHAUST PIPE

    • Publication number 20160169070
    • Publication date Jun 16, 2016
    • Eberspacher Exhaust Technology GmbH & Co. KG
    • Micha HÖRR
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIR INDUCTION SYSTEM HAVING AN ACOUSTIC RESONATOR

    • Publication number 20160123208
    • Publication date May 5, 2016
    • Mann + Hummel GmbH
    • Keat Mah
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SUPPRESSOR FOR GASEOUS FUEL SYSTEM

    • Publication number 20160097309
    • Publication date Apr 7, 2016
    • Electro-Motive Diesel, Inc.
    • Ovidiu Petru POPADIUC
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Loose-Fill Insulation Exhaust Gas Treatment Device and Methods of M...

    • Publication number 20140161677
    • Publication date Jun 12, 2014
    • Ruth Ann Latham
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST MUFFLER

    • Publication number 20140151148
    • Publication date Jun 5, 2014
    • Caterpillar Inc.
    • Rajdeep Pradhan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES