using two or more expansion chambers in series

Patents Grantslast 30 patents

  • Information Patent Grant

    Water drop muffler for diesel powered marine generator

    • Patent number 11,952,927
    • Issue date Apr 9, 2024
    • Woodrow Woods
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust apparatus

    • Patent number 11,753,973
    • Issue date Sep 12, 2023
    • Suzuki Motor Corporation
    • Kohei Yamashita
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    System and method for low CO emission engine

    • Patent number 11,643,962
    • Issue date May 9, 2023
    • KOHLER CO.
    • Eric Pekrul
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust structure for saddle riding vehicle

    • Patent number 11,506,104
    • Issue date Nov 22, 2022
    • Honda Motor Co., Ltd.
    • Yoshitaka Hayama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Water drop muffler for diesel powered marine generator

    • Patent number 11,473,462
    • Issue date Oct 18, 2022
    • Woodrow Woods
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Two-stroke engine exhaust resonator with exhaust gas catalytic conv...

    • Patent number 11,441,457
    • Issue date Sep 13, 2022
    • Martin Sula
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Muffler device

    • Patent number 11,377,991
    • Issue date Jul 5, 2022
    • Honda Motor Co., Ltd.
    • Hiroko Murakami
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust unit

    • Patent number 11,346,262
    • Issue date May 31, 2022
    • Futaba Industrial Co., Ltd.
    • Hirohisa Okami
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust subsystem with fiber pipe and method of forming fiber pipe

    • Patent number 11,339,704
    • Issue date May 24, 2022
    • NOVO PLASTICS INC.
    • Baljit Sierra
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Exhaust gas purification device

    • Patent number 11,267,333
    • Issue date Mar 8, 2022
    • Kabushiki Kaisha Toyota Jidoshokki
    • Atsushi Konno
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Exhaust device for internal combustion engine

    • Patent number 11,248,504
    • Issue date Feb 15, 2022
    • Honda Motor Co., Ltd.
    • Keisuke Kishikawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Silencer insert, silencer comprising the same and method for manufa...

    • Patent number 11,248,513
    • Issue date Feb 15, 2022
    • Purem GmbH
    • Hristo Zdravkov
    • 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

    Exhaust device for internal combustion engine

    • Patent number 11,236,652
    • Issue date Feb 1, 2022
    • Honda Motor Co., Ltd.
    • Keisuke Kishikawa
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • 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

    Air exhausting device

    • Patent number 11,174,767
    • Issue date Nov 16, 2021
    • Suzuki Motor Corporation
    • Kenta Suzuki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    System and method for low CO emission engine

    • Patent number 11,149,617
    • Issue date Oct 19, 2021
    • Kohler Co.
    • Eric Pekrul
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Method and apparatus to enable package space reduction in a vehicle...

    • Patent number 11,143,069
    • Issue date Oct 12, 2021
    • Faurecia Emissions Control Technologies, USA, LLC
    • James Egan
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Tunable resonator

    • Patent number 11,092,078
    • Issue date Aug 17, 2021
    • Pratt & Whitney Canada Corp.
    • Ninad Joshi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Vacuum pump silencer

    • Patent number 11,060,523
    • Issue date Jul 13, 2021
    • Airtech Group, Inc.
    • Vincent Imbornone
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Muffler with internal gap heat shield

    • Patent number 10,900,407
    • Issue date Jan 26, 2021
    • Honda Motor Co., Ltd.
    • Orlando Otero Solivan
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Muffler with easy discharge of condensate

    • Patent number 10,787,948
    • Issue date Sep 29, 2020
    • Hyundai Motor Company
    • Young-Dug Yang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust device for internal combustion engine

    • Patent number 10,787,943
    • Issue date Sep 29, 2020
    • Honda Motor Co., Ltd.
    • Keisuke Kishikawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust component having a main casing and a partial casing, and me...

    • Patent number 10,753,243
    • Issue date Aug 25, 2020
    • Faurecia Systemes D'Echappement
    • Vincent Vurpillot
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Muffler valve device for vehicle

    • Patent number 10,724,409
    • Issue date Jul 28, 2020
    • Hyundai Motor Company
    • Chintala Chytanya Kumar
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine and engine-driven working machine

    • Patent number 10,718,243
    • Issue date Jul 21, 2020
    • KOKI HOLDINGS CO., LTD.
    • Naoto Ichihashi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Sound absorber for refrigerant compressor

    • Patent number 10,648,472
    • Issue date May 12, 2020
    • Bitzer Kuehlmaschinenbau GmbH
    • Dominic Kienzle
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust device

    • Patent number 10,648,389
    • Issue date May 12, 2020
    • Honda Motor Co., Ltd.
    • Yoshitaka Hayama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust device of engine

    • Patent number 10,619,538
    • Issue date Apr 14, 2020
    • SUZUKI MOTOR CORPORATION
    • Akio Matsumoto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • 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

Patents Applicationslast 30 patents

  • Information Patent Application

    Muffler

    • Publication number 20230399963
    • Publication date Dec 14, 2023
    • Purem GmbH
    • Martin Wagmann
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST APPARATUS

    • Publication number 20220372900
    • Publication date Nov 24, 2022
    • SUZUKI MOTOR CORPORATION
    • Kohei YAMASHITA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SYSTEM AND METHOD FOR LOW CO EMISSION ENGINE

    • Publication number 20220010716
    • Publication date Jan 13, 2022
    • KOHLER CO.
    • Eric Pekrul
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • 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 DEVICE

    • Publication number 20210199034
    • Publication date Jul 1, 2021
    • Honda Motor Co., Ltd.
    • Hiroko Murakami
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST GAS PURIFICATION DEVICE

    • Publication number 20200353813
    • Publication date Nov 12, 2020
    • Kabushiki Kaisha Toyota Jidoshokki
    • Atsushi KONNO
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    EXHAUST STRUCTURE FOR SADDLE RIDING VEHICLE

    • Publication number 20200271042
    • Publication date Aug 27, 2020
    • Honda Motor Co., Ltd.
    • Yoshitaka Hayama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER WITH INTERNAL GAP HEAT SHIELD

    • Publication number 20200232375
    • Publication date Jul 23, 2020
    • Honda Motor Co., Ltd.
    • ORLANDO OTERO SOLIVAN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HELMHOLTZ MUFFLER FOR VEHICLE

    • Publication number 20200018203
    • Publication date Jan 16, 2020
    • Hyundai Motor Company
    • Hyun Woo YOON
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER WITH EASY DISCHARGE OF CONDENSATE

    • Publication number 20190383198
    • Publication date Dec 19, 2019
    • Hyundai Motor Company
    • Young-Dug Yang
    • 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

    EXHAUST UNIT

    • Publication number 20190234264
    • Publication date Aug 1, 2019
    • FUTABA INDUSTRIAL CO., LTD.
    • Hirohisa Okami
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST DEVICE OF ENGINE

    • Publication number 20190195099
    • Publication date Jun 27, 2019
    • SUZUKI MOTOR CORPORATION
    • Takahito TOMOBE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER FOR SINGLE-CYLINDER DIESEL ENGINE

    • Publication number 20190170043
    • Publication date Jun 6, 2019
    • MOTORENFABRIK HATZ GMBH & CO. KG
    • Tobias WINTER
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST DEVICE FOR INTERNAL COMBUSTION ENGINE

    • Publication number 20190078476
    • Publication date Mar 14, 2019
    • Honda Motor Co., Ltd.
    • Keisuke KISHIKAWA
    • 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

    EXHAUST COMPONENT HAVING A MAIN CASING AND A PARTIAL CASING, AND ME...

    • Publication number 20180156088
    • Publication date Jun 7, 2018
    • Faurecia Systemes D'echappement
    • Vincent Vurpillot
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    RECIPROCATION ENGINE EXHAUST SCAVENGING SYSTEM

    • Publication number 20180080354
    • Publication date Mar 22, 2018
    • Larry Tyrone Smith
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Exhaust-Gas After-Treatment Device

    • Publication number 20170268402
    • Publication date Sep 21, 2017
    • Man Diesel & Turbo SE
    • Andreas DÖRING
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST DEVICE STRUCTURE FOR ROCKING VEHICLE

    • Publication number 20170183994
    • Publication date Jun 29, 2017
    • Honda Motor Co., Ltd.
    • Masato NAKATA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    EXHAUST STRUCTURE OF VEHICLE

    • Publication number 20170159531
    • Publication date Jun 8, 2017
    • Honda Motor Co., Ltd.
    • Katsuaki SHIBUKI
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    EXHAUST RESONATOR FOR A TWO-STROKE ENGINE FOR USE IN A MOTORIZED FLOAT

    • Publication number 20160376952
    • Publication date Dec 29, 2016
    • Martin Sula
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Application

    EXHAUST SYSTEM

    • Publication number 20160312674
    • Publication date Oct 27, 2016
    • Honda Motor Co., Ltd.
    • Yoshitaka HAYAMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST MUFFLER

    • Publication number 20160245146
    • Publication date Aug 25, 2016
    • Honda Motor Co., Ltd.
    • Yoshitaka Hayama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER

    • Publication number 20160230627
    • Publication date Aug 11, 2016
    • FORD GLOBAL TECHNOLOGIES, L.L.C.
    • Robben Huang
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER FOR VEHICLE

    • Publication number 20150176448
    • Publication date Jun 25, 2015
    • Hyundai Motor Company
    • Hak Son HAN
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SPARK ARRESTOR, MUFFLER, AND STRADDLE TYPE VEHICLE

    • Publication number 20140360808
    • Publication date Dec 11, 2014
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Hiroyuki FUJIMOTO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MOTORCYCLE

    • Publication number 20140353077
    • Publication date Dec 4, 2014
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Takahisa UCHIDA
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    EXHAUST SILENCING DEVICE

    • Publication number 20140291067
    • Publication date Oct 2, 2014
    • YUTAKA GIKEN CO., LTD.
    • Teruaki Mukai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES