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Koichi NAKAYAMA

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  • Shizuoka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Outboard motor
    • Patent number 12,337,944
    • Issue date Jun 24, 2025
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Shinya Kasai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Vessel propulsion apparatus, vessel, vessel engine, and exhaust str...
    • Patent number 12,246,809
    • Issue date Mar 11, 2025
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Shinya Kasai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Watercraft propulsion system and watercraft including the watercraf...
    • Patent number 11,674,433
    • Issue date Jun 13, 2023
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Outboard motor and vessel
    • Patent number 11,674,482
    • Issue date Jun 13, 2023
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Outboard motor and engine mechanism
    • Patent number 11,448,121
    • Issue date Sep 20, 2022
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Outboard motor
    • Patent number 11,180,234
    • Issue date Nov 23, 2021
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Outboard motor
    • Patent number 10,920,664
    • Issue date Feb 16, 2021
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Shinya Maekawa
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Outboard motor
    • Patent number 10,155,576
    • Issue date Dec 18, 2018
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Engine and outboard motor
    • Patent number 10,012,128
    • Issue date Jul 3, 2018
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    V-type engine
    • Patent number 10,012,144
    • Issue date Jul 3, 2018
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Outboard motor
    • Patent number 9,745,037
    • Issue date Aug 29, 2017
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Fuel supply device and outboard motor
    • Patent number 9,676,461
    • Issue date Jun 13, 2017
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine
    • Patent number 9,062,578
    • Issue date Jun 23, 2015
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Exhaust pipe connecting structure
    • Patent number 9,062,587
    • Issue date Jun 23, 2015
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Marine propulsion device
    • Patent number 8,986,059
    • Issue date Mar 24, 2015
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Shinya Maekawa
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Outboard motor
    • Patent number 8,944,870
    • Issue date Feb 3, 2015
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Katsumi Ochiai
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Outboard motor and method for manufacturing outboard motor
    • Patent number 8,814,619
    • Issue date Aug 26, 2014
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Shinya Maekawa
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Outboard motor
    • Patent number 8,795,013
    • Issue date Aug 5, 2014
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Outboard motor
    • Patent number 8,764,501
    • Issue date Jul 1, 2014
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Shinya Maekawa
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Retaining structure for honeycomb structure and marine propulsion d...
    • Patent number 8,753,158
    • Issue date Jun 17, 2014
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Marine propulsion device
    • Patent number 8,585,452
    • Issue date Nov 19, 2013
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Shinya Maekawa
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Retaining structure for honeycomb structure and marine propulsion d...
    • Patent number 8,535,106
    • Issue date Sep 17, 2013
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Koichi Nakayama
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Grant

    Outboard motor
    • Patent number 8,469,754
    • Issue date Jun 25, 2013
    • Yamaha Hatsudoki Kabushiki Kaisha
    • Shinya Maekawa
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT

Patents Applicationslast 30 patents

  • Information Patent Application

    OUTBOARD MOTOR
    • Publication number 20230150634
    • Publication date May 18, 2023
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Shinya KASAI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    VESSEL PROPULSION APPARATUS, VESSEL, VESSEL ENGINE, AND EXHAUST STR...
    • Publication number 20230150635
    • Publication date May 18, 2023
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Shinya KASAI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OUTBOARD MOTOR AND VESSEL
    • Publication number 20230096971
    • Publication date Mar 30, 2023
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    WATERCRAFT PROPULSION SYSTEM AND WATERCRAFT INCLUDING THE WATERCRAF...
    • Publication number 20230083494
    • Publication date Mar 16, 2023
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OUTBOARD MOTOR AND ENGINE MECHANISM
    • Publication number 20210156301
    • Publication date May 27, 2021
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    OUTBOARD MOTOR
    • Publication number 20200200075
    • Publication date Jun 25, 2020
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Shinya MAEKAWA
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    OUTBOARD MOTOR
    • Publication number 20200198746
    • Publication date Jun 25, 2020
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    OUTBOARD MOTOR
    • Publication number 20170305519
    • Publication date Oct 26, 2017
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    V-TYPE ENGINE
    • Publication number 20160273447
    • Publication date Sep 22, 2016
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE AND OUTBOARD MOTOR
    • Publication number 20160273439
    • Publication date Sep 22, 2016
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OUTBOARD MOTOR
    • Publication number 20160257391
    • Publication date Sep 8, 2016
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE
    • Publication number 20140041371
    • Publication date Feb 13, 2014
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    FUEL SUPPLY DEVICE AND OUTBOARD MOTOR
    • Publication number 20140026862
    • Publication date Jan 30, 2014
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    RETAINING STRUCTURE FOR HONEYCOMB STRUCTURE AND MARINE PROPULSION D...
    • Publication number 20130326857
    • Publication date Dec 12, 2013
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    EXHAUST PIPE CONNECTING STRUCTURE
    • Publication number 20130062878
    • Publication date Mar 14, 2013
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OUTBOARD MOTOR AND METHOD FOR MANUFACTURING OUTBOARD MOTOR
    • Publication number 20130029545
    • Publication date Jan 31, 2013
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Shinya MAEKAWA
    • B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
  • Information Patent Application

    RETAINING STRUCTURE FOR HONEYCOMB STRUCTURE AND MARINE PROPULSION D...
    • Publication number 20120196495
    • Publication date Aug 2, 2012
    • YAMAHA HATSUDOKI KABUSHIKI KAISHA
    • Koichi NAKAYAMA
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL