Throttling-expansion and resonance

Patents Grantslast 30 patents

  • Information Patent Grant

    Acoustically tuned muffler

    • Patent number 11,702,969
    • Issue date Jul 18, 2023
    • Tenneco Automotive Operating Company Inc.
    • Keith Bartu
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Methods and systems for controlling imbalance with an exhaust tunin...

    • Patent number 11,441,499
    • Issue date Sep 13, 2022
    • Ford Global Technologies, LLC
    • Sumanth Reddy Dadam
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Muffler

    • Patent number 11,421,569
    • Issue date Aug 23, 2022
    • Tenneco Automotive Operating Company Inc.
    • Abdulhadi Madi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Acoustically tuned muffler

    • Patent number 11,365,658
    • Issue date Jun 21, 2022
    • Tenneco Automotive Operating Company Inc.
    • Gabriel Ostromecki
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Muffler structure of saddle-type vehicle

    • Patent number 11,293,316
    • Issue date Apr 5, 2022
    • Suzuki Motor Corporation
    • Takayoshi Muramatsu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Air exhausting device

    • Patent number 11,242,781
    • Issue date Feb 8, 2022
    • Suzuki Motor Corporation
    • Kenta Suzuki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Combined exhaust gas silencer

    • Patent number 11,193,405
    • Issue date Dec 7, 2021
    • ZdenZden{hacek over (e)}k Mach
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Muffler structure of saddle-type vehicle

    • Patent number 11,193,404
    • Issue date Dec 7, 2021
    • Suzuki Motor Corporation
    • Takayoshi Muramatsu
    • 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

    Exhaust system having tunable exhaust sound

    • Patent number 10,837,333
    • Issue date Nov 17, 2020
    • Ford Global Technologies, LLC
    • Hani Ayesh
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust gas system of a motor vehicle

    • Patent number 9,765,676
    • Issue date Sep 19, 2017
    • Dr. Ing. h.c.F. Porsche Aktiengesellschaft
    • Bernd Müller
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Silencer for internal combustion engine

    • Patent number 9,657,615
    • Issue date May 23, 2017
    • Honda Motor Co., Ltd.
    • Junichi Nakano
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Compact modular low resistance broadband acoustic silencer

    • Patent number 9,618,151
    • Issue date Apr 11, 2017
    • Adriaan DeVilliers
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Internal combustion engine

    • Patent number 9,593,612
    • Issue date Mar 14, 2017
    • Isuzu Motors Limited
    • Hidehisa Takatsu
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust apparatus of internal combustion engine

    • Patent number 8,607,923
    • Issue date Dec 17, 2013
    • Toyota Jidosha Kabushiki Kaisha
    • Nakaya Takagaki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Horizontally installed muffler having sporty tone

    • Patent number 8,579,077
    • Issue date Nov 12, 2013
    • Hyundai Motor Company
    • Hyeongyun Ahn
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust apparatus of internal combustion engine

    • Patent number 8,561,758
    • Issue date Oct 22, 2013
    • Toyota Jidosha Kabushiki Kaisha
    • Nakaya Takagaki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    High-performance muffler assembly with multiple modes of operation

    • Patent number 7,913,810
    • Issue date Mar 29, 2011
    • Pacbrake Company
    • Vincent A. Meneely
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    High-performance muffler assembly with multiple modes of operation

    • Patent number 7,673,720
    • Issue date Mar 9, 2010
    • Pacbrake Company
    • Vincent A. Meneely
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust sound and emission control systems

    • Patent number 7,281,606
    • Issue date Oct 16, 2007
    • Gregory M. Marocco
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Method and apparatus for venting exhaust gas from an engine

    • Patent number 7,156,202
    • Issue date Jan 2, 2007
    • MTD Products Inc
    • Abdul S. Assad
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust muffler and muffler system for use with an internal combust...

    • Patent number 6,941,751
    • Issue date Sep 13, 2005
    • Honda Motor Co., Ltd.
    • Kazuo Yamamoto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Combustion resonator

    • Patent number 6,938,601
    • Issue date Sep 6, 2005
    • Mahle Tennex Industries, Inc.
    • Ichiro Fukumoto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust sound and emission control systems

    • Patent number 6,935,461
    • Issue date Aug 30, 2005
    • Gregory M. Marocco
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust system located on one side of the hull of a personal waterc...

    • Patent number 6,808,433
    • Issue date Oct 26, 2004
    • Polaris Industries Inc.
    • Gordon Slattery
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Personal watercraft

    • Patent number 6,764,361
    • Issue date Jul 20, 2004
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Yoshimoto Matsuda
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Exhaust system for vehicular two-cylinder engine

    • Patent number 6,719,084
    • Issue date Apr 13, 2004
    • Kawasaki Jukogyo Kabushiki Kaisha
    • Yasuhiro Kuji
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Muffler

    • Patent number 6,705,429
    • Issue date Mar 16, 2004
    • Nissan Motor Co., Ltd.
    • Yoichi Kaku
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust sound attenuation and control system

    • Patent number 6,651,773
    • Issue date Nov 25, 2003
    • Gregory M. Marocco
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vehicle muffler system

    • Patent number 6,554,100
    • Issue date Apr 29, 2003
    • Young Tae Kim
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    Acoustically Tuned Muffler

    • Publication number 20220275738
    • Publication date Sep 1, 2022
    • Tenneco Automotive Operating Company Inc.
    • Keith BARTU
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    MUFFLER SYSTEM

    • Publication number 20210231036
    • Publication date Jul 29, 2021
    • FUTABA INDUSTRIAL CO., LTD.
    • Masahiro Kajikawa
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    MUFFLER STRUCTURE OF SADDLE-TYPE VEHICLE

    • Publication number 20200123945
    • Publication date Apr 23, 2020
    • SUZUKI MOTOR CORPORATION
    • Takayoshi MURAMATSU
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER STRUCTURE OF SADDLE-TYPE VEHICLE

    • Publication number 20200123947
    • Publication date Apr 23, 2020
    • SUZUKI MOTOR CORPORATION
    • Takayoshi MURAMATSU
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST SYSTEM HAVING TUNABLE EXHAUST SOUND

    • Publication number 20190203619
    • Publication date Jul 4, 2019
    • FORD GLOBAL TECHNOLOGIES, L.L.C.
    • Hani Ayesh
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Acoustically Tuned Muffler

    • Publication number 20190107019
    • Publication date Apr 11, 2019
    • Tenneco Automotive Operating Company Inc.
    • Gabriel OSTROMECKI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    AIR EXHAUSTING DEVICE

    • Publication number 20190063281
    • Publication date Feb 28, 2019
    • SUZUKI MOTOR CORPORATION
    • Kenta SUZUKI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    COMBINED EXHAUST GAS SILENCER

    • Publication number 20190032530
    • Publication date Jan 31, 2019
    • Zdenek Mach
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MOUNTING STRUCTURE OF VARIABLE VALVE FOR DUAL EXHAUST SYSTEM

    • Publication number 20160273424
    • Publication date Sep 22, 2016
    • Hyundai Motor Company
    • Hak-Son HAN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HORIZONTALLY INSTALLED MUFFLER HAVING SPORTY TONE

    • Publication number 20130213734
    • Publication date Aug 22, 2013
    • Hyundai Motor Company
    • Hyeongyun Ahn
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST APPARATUS OF INTERNAL COMBUSTION ENGINE

    • Publication number 20120273302
    • Publication date Nov 1, 2012
    • Toyota Jidosha Kabushiki Kaisha
    • Nakaya Takagaki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HIGH-PERFORMANCE MUFFLER ASSEMBLY WITH MULTIPLE MODES OF OPERATION

    • Publication number 20100170743
    • Publication date Jul 8, 2010
    • Vincent A. MENEELY
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Exhaust sound and emission control systems

    • Publication number 20080035418
    • Publication date Feb 14, 2008
    • Gregory M. Marocco
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Combination Silencer

    • Publication number 20080023265
    • Publication date Jan 31, 2008
    • Silentor Holding A/S
    • Svend Frederiksen
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    High-performance muffler assembly with multiple modes of operation

    • Publication number 20070227807
    • Publication date Oct 4, 2007
    • Vincent A. Meneely
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Exhaust sound and emission control systems

    • Publication number 20050279571
    • Publication date Dec 22, 2005
    • Gregory M. Marocco
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Method and apparatus for venting exhaust gas from an engine

    • Publication number 20050217931
    • Publication date Oct 6, 2005
    • MTD Products Inc
    • Abdul S. Assad
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Combustion resonator

    • Publication number 20040231912
    • Publication date Nov 25, 2004
    • Mahle Tennex Industries, Inc.
    • Ichiro Fukumoto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Exhaust muffler and muffler system for use with an internal combust...

    • Publication number 20040206073
    • Publication date Oct 21, 2004
    • Honda Motor Co., Ltd.
    • Kazuo Yamamoto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Exhaust sound and emission control systems

    • Publication number 20040050618
    • Publication date Mar 18, 2004
    • Gregory M. Marocco
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Muffler

    • Publication number 20030155175
    • Publication date Aug 21, 2003
    • NISSAN MOTOR CO., LTD.
    • Yoichi Kaku
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Vehicle muffler system

    • Publication number 20020185334
    • Publication date Dec 12, 2002
    • Young Tae Kim
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Exhaust system for vehicular two-cylinder engine

    • Publication number 20020096385
    • Publication date Jul 25, 2002
    • KAWASAKI JUKOGYO KABUSHIKI KAISHA
    • Yasuhiro Kuji
    • B60 - VEHICLES IN GENERAL