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Masashi Koyanagi

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Patents Grantslast 30 patents

  • Information Patent Grant

    Transmission
    • Patent number 10,619,720
    • Issue date Apr 14, 2020
    • Honda Motor Co., Ltd.
    • Yasushi Fujimoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Variable-speed drive device for power unit
    • Patent number 10,337,611
    • Issue date Jul 2, 2019
    • Honda Motor Co., Ltd.
    • Yasushi Fujimoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • 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

    Exhaust pipe structure for internal combustion engine
    • Patent number 9,328,647
    • Issue date May 3, 2016
    • Honda Motor Co., Ltd.
    • Masashi Koyanagi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine balancer device
    • Patent number 8,601,993
    • Issue date Dec 10, 2013
    • Honda Motor Co., Ltd.
    • Masashi Koyanagi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Silencer cover for saddle-ride type vehicle
    • Patent number 8,220,587
    • Issue date Jul 17, 2012
    • Honda Motor Co., Ltd.
    • Taichi Mori
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust pipe structure for saddle-ride type vehicle
    • Patent number 8,028,798
    • Issue date Oct 4, 2011
    • Honda Motor Co., Ltd.
    • Masashi Koyanagi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Power unit support structure
    • Patent number 7,708,103
    • Issue date May 4, 2010
    • Honda Motor Co., Ltd.
    • Hiroshi Okuyama
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Exhaust device for vehicle engine
    • Patent number 7,434,656
    • Issue date Oct 14, 2008
    • Honda Motor Co., Ltd.
    • Kazuhiro Yasuda
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Side stand device
    • Patent number 6,918,607
    • Issue date Jul 19, 2005
    • Honda Motor Co., Ltd.
    • Yoshihiro Nakazawa
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Bearing device
    • Patent number 6,868,810
    • Issue date Mar 22, 2005
    • Honda Giken Kogyo Kabushiki Kaisha
    • Atsuo Hojo
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Engine mount for saddle-seat vehicle
    • Patent number 6,053,272
    • Issue date Apr 25, 2000
    • Honda Giken Kogyo Kabushiki Kaisha
    • Masashi Koyanagi
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Exhaust silencing device
    • Patent number 5,898,140
    • Issue date Apr 27, 1999
    • Honda Giken Kogyo Kabushiki Kaisha
    • Kosuke Asao
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Exhaust silencing device
    • Patent number 5,708,238
    • Issue date Jan 13, 1998
    • Honda Giken Kogyo Kabushiki Kaisha
    • Kosuke Asao
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Elastic mount assembly
    • Patent number 5,630,575
    • Issue date May 20, 1997
    • Honda Giken Kogyo Kabushiki Kaisha
    • Masashi Koyanagi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    VARIABLE-SPEED DRIVE DEVICE FOR POWER UNIT
    • Publication number 20170227125
    • Publication date Aug 10, 2017
    • HONDA MOTOR CO., LTD.
    • Yasushi FUJIMOTO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    TRANSMISSION
    • Publication number 20170108108
    • Publication date Apr 20, 2017
    • HONDA MOTOR CO., LTD.
    • Yasushi FUJIMOTO
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    SILENCER FOR INTERNAL COMBUSTION ENGINE
    • Publication number 20160281557
    • Publication date Sep 29, 2016
    • Honda Motor Co. Ltd.
    • Junichi NAKANO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    EXHAUST PIPE STRUCTURE FOR INTERNAL COMBUSTION ENGINE
    • Publication number 20140290232
    • Publication date Oct 2, 2014
    • Honda Motor Co., Ltd.
    • Masashi KOYANAGI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ENGINE BALANCER DEVICE
    • Publication number 20110011364
    • Publication date Jan 20, 2011
    • Masashi Koyanagi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    EXHAUST PIPE STRUCTURE FOR SADDLE-RIDE TYPE VEHICLE
    • Publication number 20100192880
    • Publication date Aug 5, 2010
    • Honda Motor Co., Ltd.
    • Masashi Koyanagi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SILENCER COVER FOR SADDLE-RIDE TYPE VEHICLE
    • Publication number 20100193285
    • Publication date Aug 5, 2010
    • Honda Motor Co., Ltd.
    • Taichi Mori
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Power unit support structure
    • Publication number 20070023221
    • Publication date Feb 1, 2007
    • HONDA MOTOR CO., LTD.
    • Hiroshi Okuyama
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Exhaust device for vehicle engine
    • Publication number 20060042871
    • Publication date Mar 2, 2006
    • HONDA MOTOR CO., LTD.
    • Kazuhiro Yasuda
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Side stand device
    • Publication number 20040212172
    • Publication date Oct 28, 2004
    • Yoshihiro Nakazawa
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Application

    Bearing device
    • Publication number 20030179966
    • Publication date Sep 25, 2003
    • Atsuo Hojo
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS