by using sound-absorbing materials

Patents Grantslast 30 patents

  • Information Patent Grant

    Fracturing device

    • Patent number 11,970,928
    • Issue date Apr 30, 2024
    • Yantai Jereh Petroleum Equipment & Technologies Co., Ltd.
    • Peng Zhang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Noise muffler for an air moving device

    • Patent number 11,852,059
    • Issue date Dec 26, 2023
    • Rheem Manufacturing Company
    • Sina Jasteh
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Muffler with metallic meshed rings

    • Patent number 11,808,490
    • Issue date Nov 7, 2023
    • Carrier Corporation
    • Anthony S. Molavi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Method for manufacturing a vehicle muffler

    • Patent number 11,746,682
    • Issue date Sep 5, 2023
    • NAKAGAWA SANGYO CO., LTD.
    • Hiroshige Nakagawa
    • D10 - INDEXING SCHEME ASSOCIATED WITH SUBLASSES OF SECTION D, RELATING TO TEX...
  • Information Patent Grant

    Method for producing a fibrous mat for the acoustic and/or thermal...

    • Patent number 11,725,315
    • Issue date Aug 15, 2023
    • SO.LA.IS—Societa′ Lavorazione Isolanti S.R.L. Con Unico Socio
    • Luigi Zara
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
  • Information Patent Grant

    Two-passage exhaust system for an engine

    • Patent number 11,725,573
    • Issue date Aug 15, 2023
    • Polaris Industries Inc.
    • William J. Bryant
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    System for a combined spark arrestor and muffler assembly

    • Patent number 11,629,621
    • Issue date Apr 18, 2023
    • Transportation IP Holdings, LLC
    • Abhijit Eknath Patil
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vehicle exhaust system

    • Patent number 11,614,009
    • Issue date Mar 28, 2023
    • Tenneco Automotive Operating Company Inc.
    • Frederick Michael Baumgartner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Noise muffler for an air moving device

    • Patent number 11,415,032
    • Issue date Aug 16, 2022
    • Rheem Manufacturing Company
    • Sina Jasteh
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine muffler apparatus

    • Patent number 11,371,404
    • Issue date Jun 28, 2022
    • Herbert Anderson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • 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 assembly unit

    • Patent number 11,242,793
    • Issue date Feb 8, 2022
    • Purem GmbH
    • Ian Barret
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Systems for and methods of filling mufflers with fibrous material

    • Patent number 11,230,961
    • Issue date Jan 25, 2022
    • Owens Corning Intellectual Capital, LLC
    • Luc J. Brandt
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Vehicle exhaust system

    • Patent number 11,225,897
    • Issue date Jan 18, 2022
    • Tenneco Automotive Operating Company Inc.
    • Frederick Michael Baumgartner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Muffler

    • Patent number 11,181,031
    • Issue date Nov 23, 2021
    • Honda Motor Co., Ltd.
    • Hidenori Hamashima
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hybrid acoustic silencer

    • Patent number 11,143,071
    • Issue date Oct 12, 2021
    • Cascade Engineering, Inc.
    • Andrew Skestone
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Methods and systems for filling mufflers with fibrous material

    • Patent number 11,071,993
    • Issue date Jul 27, 2021
    • Owens Corning Intellectual Capital, LLC
    • Luc J. L. Brandt
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Pulsation mufflers for compressors

    • Patent number 11,067,084
    • Issue date Jul 20, 2021
    • Gardner Denver Deutschland GmbH
    • Ulrich Thomes
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Exhaust valve damper

    • Patent number 11,060,428
    • Issue date Jul 13, 2021
    • Tenneco Automotive Operating Company Inc.
    • Stephen M. Thomas
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Muffler with selected exhaust pathways

    • Patent number 10,995,640
    • Issue date May 4, 2021
    • Roush Enterprises, Inc.
    • Christopher W. Creager
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Systems for and methods of filling mufflers with fibrous material

    • Patent number 10,982,582
    • Issue date Apr 20, 2021
    • Owens Corning Intellectual Capital, LLC
    • Luc J. Brandt
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Vehicle muffler

    • Patent number 10,895,181
    • Issue date Jan 19, 2021
    • Hyundai Motor Company
    • Hyeon Gyun Ahn
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • 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

    Exhaust stack assemblies with acoustic attenuation features

    • Patent number 10,662,839
    • Issue date May 26, 2020
    • General Electric Company
    • Bradly Aaron Kippel
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Silencer, exhaust valve, valve device, air dryer, compressed air su...

    • Patent number 10,543,449
    • Issue date Jan 28, 2020
    • Nabtesco Automotive Corporation
    • Ichiro Minato
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Methods and systems for filling mufflers with fibrous material

    • Patent number 10,525,495
    • Issue date Jan 7, 2020
    • OCV Intellectual Capital, LLC
    • Luc J. L. Brandt
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Grant

    Muffler assembly

    • Patent number 10,513,956
    • Issue date Dec 24, 2019
    • Tarkan Fahri
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Combined heat exchanger and exhaust silencer

    • Patent number 10,508,580
    • Issue date Dec 17, 2019
    • Volvo Car Corporation
    • Fredrik Ekstrom
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • 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

    Vehicle

    • Patent number 10,406,911
    • Issue date Sep 10, 2019
    • Yamaha Motor Power Products Kabushiki Kaisha
    • Yuya Oba
    • B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    ACOUSTIC METAMATERIAL-BASED MUFFLER FOR EXHAUST NOISE REDUCTION

    • Publication number 20240167403
    • Publication date May 23, 2024
    • Ajou University Industry-Academic Cooperation Foundation
    • Jin Woo LEE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER WITH METALLIC MESHED RINGS

    • Publication number 20230392827
    • Publication date Dec 7, 2023
    • Carrier Corporation
    • Anthony S. Molavi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    METHOD FOR FILLING SILENCER WITH SOUND ABSORBING MATERIAL

    • Publication number 20230287815
    • Publication date Sep 14, 2023
    • YUTAKA GIKEN CO., LTD.
    • Yusuke SUTO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VEHICLE LOWER STRUCTURE

    • Publication number 20230278506
    • Publication date Sep 7, 2023
    • Honda Motor Co., Ltd.
    • Hidefumi NIHEI
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    SOUND ABSORBING ELEMENT WITH LOW PROFILE MICRO-LOUVER SLITS AND MUF...

    • Publication number 20230279797
    • Publication date Sep 7, 2023
    • ACS Industries, Inc.
    • Christof Bock
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    NOISE MUFFLER FOR AN AIR MOVING DEVICE

    • Publication number 20230041732
    • Publication date Feb 9, 2023
    • RHEEM MANUFACTURING COMPANY
    • Sina Jasteh
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ACOUSTIC PANEL WITH RECONFIGURABLE CHAMBER CONSTRICTIONS

    • Publication number 20230031186
    • Publication date Feb 2, 2023
    • Steven M. Kestler
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    METHOD FOR MANUFACTURING A VEHICLE MUFFLER

    • Publication number 20220282649
    • Publication date Sep 8, 2022
    • NAKAGAWA SANGYO CO., LTD.
    • Hiroshige NAKAGAWA
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Application

    VEHICLE EXHAUST SYSTEM

    • Publication number 20220049640
    • Publication date Feb 17, 2022
    • Tenneco Automotive Operating Company Inc.
    • Frederick Michael Baumgartner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SYSTEM FOR A COMBINED SPARK ARRESTOR AND MUFFLER ASSEMBLY

    • Publication number 20210404359
    • Publication date Dec 30, 2021
    • Transportation IP Holdings, LLC
    • Abhijit Eknath Patil
    • B61 - RAILWAYS
  • 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

    SYSTEMS FOR AND METHODS OF FILLING MUFFLERS WITH FIBROUS MATERIAL

    • Publication number 20210207518
    • Publication date Jul 8, 2021
    • Owens Corning Intellectual Capital, LLC
    • Luc J. Brandt
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    NOISE MUFFLER FOR AN AIR MOVING DEVICE

    • Publication number 20210189927
    • Publication date Jun 24, 2021
    • RHEEM MANUFACTURING COMPANY
    • Sina Jasteh
    • 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

    Two-Passage Exhaust System For An Engine

    • Publication number 20210131343
    • Publication date May 6, 2021
    • Polaris Industries Inc.
    • William J. Bryant
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Engine Muffler Apparatus

    • Publication number 20210047951
    • Publication date Feb 18, 2021
    • Herbert Anderson
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYBRID ACOUSTIC SILENCER

    • Publication number 20200332688
    • Publication date Oct 22, 2020
    • Cascade Engineering, Inc.
    • Andrew Skestone
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    APPARATUS FOR TEXTURIZING STRAND MATERIAL

    • Publication number 20200240052
    • Publication date Jul 30, 2020
    • OCV Intellectual Capital, LLC.
    • Luc J. Brandt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SILENCER FOR AN EXHAUST GAS SYSTEM OF A MOTOR VEHICLE AND MOTOR VEH...

    • Publication number 20200088077
    • Publication date Mar 19, 2020
    • Faurecia Emissions Control Technologies, Germany GmbH
    • Boris Kienle
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    METHODS AND SYSTEMS FOR FILLING MUFFLERS WITH FIBROUS MATERIAL

    • Publication number 20200001315
    • Publication date Jan 2, 2020
    • OCV Intellectual Capital, LLC.
    • Luc J.L. Brandt
    • B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
  • Information Patent Application

    SYSTEMS FOR AND METHODS OF FILLING MUFFLERS WITH FIBROUS MATERIAL

    • Publication number 20190383199
    • Publication date Dec 19, 2019
    • OCV Intellectual Capital, LLC.
    • Luc J. Brandt
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Exhaust Valve Damper

    • Publication number 20190360374
    • Publication date Nov 28, 2019
    • Tenneco Automotive Operating Company Inc.
    • Stephen M. THOMAS
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VEHICLE EXHAUST SYSTEM

    • Publication number 20190360375
    • Publication date Nov 28, 2019
    • Tenneco Automotive Operating Company Inc.
    • Frederick Michael Baumgartner
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VEHICLE MUFFLER

    • Publication number 20190301323
    • Publication date Oct 3, 2019
    • Hyundai Motor Company
    • Hyeon Gyun AHN
    • 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

    MUFFLER ASSEMBLY UNIT

    • Publication number 20190226384
    • Publication date Jul 25, 2019
    • Eberspacher Exhaust Technology GmbH & Co. KG
    • Ian BARRET
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    VEHICLE

    • Publication number 20190143808
    • Publication date May 16, 2019
    • YAMAHA MOTOR POWER PRODUCTS KABUSHIKI KAISHA
    • Yuya OBA
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    MUFFLER

    • Publication number 20190120116
    • Publication date Apr 25, 2019
    • Honda Motor Co., Ltd.
    • Hidenori HAMASHIMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    METHOD FOR PRODUCING A FIBROUS MAT FOR THE ACOUSTIC AND/OR THERMAL...

    • Publication number 20190078244
    • Publication date Mar 14, 2019
    • SO.LA.IS.- SOCIETA' LAVORAZIONE ISOLANTI - S.R.L. CON UNICO SOCIO
    • Luigi Zara
    • D04 - BRAIDING LACE-MAKING KNITTING TRIMMINGS NON-WOVEN FABRICS
  • Information Patent Application

    Muffler with Selected Exhaust Pathways

    • Publication number 20190055867
    • Publication date Feb 21, 2019
    • Roush Enterprises, Inc.
    • Christopher W. Creager
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES