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Kentaro NAGAI

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Patents Grantslast 30 patents

  • Information Patent Grant

    Engine exhaust manifold
    • Patent number 11,306,687
    • Issue date Apr 19, 2022
    • Kubota Corporation
    • Kentaro Nagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine with EGR device
    • Patent number 11,078,872
    • Issue date Aug 3, 2021
    • Kubota Corporation
    • Yoshikazu Takemoto
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Cylinder head cover
    • Patent number 10,941,684
    • Issue date Mar 9, 2021
    • Kubota Corporation
    • Kentaro Nagai
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Oil cooling structure of engine
    • Patent number 10,669,903
    • Issue date Jun 2, 2020
    • KUBOTA Corporation
    • Hiroki Oso
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Engine
    • Patent number 10,415,443
    • Issue date Sep 17, 2019
    • KUBOTA Corporation
    • Kentaro Nagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Piston for engine
    • Patent number 10,161,353
    • Issue date Dec 25, 2018
    • KUBOTA Corporation
    • Hiroki Oso
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine lubricating device
    • Patent number 10,132,215
    • Issue date Nov 20, 2018
    • KUBOTA Corporation
    • Kentaro Nagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Cylinder head cooling apparatus of engine
    • Patent number 10,060,325
    • Issue date Aug 28, 2018
    • KUBOTA Corporation
    • Kentaro Nagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine cooler
    • Patent number 9,828,933
    • Issue date Nov 28, 2017
    • KUBOTA Corporation
    • Kentaro Nagai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine water-cooling device
    • Patent number 9,771,854
    • Issue date Sep 26, 2017
    • KUBOTA Corporation
    • Naoya Sakurai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    ENGINE EXHAUST MANIFOLD
    • Publication number 20210199074
    • Publication date Jul 1, 2021
    • KUBOTA CORPORATION
    • Kentaro NAGAI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CYLINDER HEAD COVER
    • Publication number 20200208551
    • Publication date Jul 2, 2020
    • KUBOTA CORPORATION
    • Kentaro NAGAI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE WITH EGR DEVICE
    • Publication number 20190203669
    • Publication date Jul 4, 2019
    • KUBOTA CORPORATION
    • Yoshikazu TAKEMOTO
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OIL COOLING STRUCTURE OF ENGINE
    • Publication number 20180003093
    • Publication date Jan 4, 2018
    • KUBOTA CORPORATION
    • Hiroki OSO
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PISTON FOR ENGINE
    • Publication number 20170350344
    • Publication date Dec 7, 2017
    • KUBOTA CORPORATION
    • Hiroki OSO
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE
    • Publication number 20160363017
    • Publication date Dec 15, 2016
    • KUBOTA CORPORATION
    • Kentaro NAGAI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ENGINE LUBRICATING DEVICE
    • Publication number 20160281555
    • Publication date Sep 29, 2016
    • KUBOTA CORPORATION
    • Kentaro NAGAI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CYLINDER HEAD COOLING APPARATUS OF ENGINE
    • Publication number 20160102595
    • Publication date Apr 14, 2016
    • KUBOTA CORPORATION
    • Kentaro NAGAI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE WATER-COOLING DEVICE
    • Publication number 20160090895
    • Publication date Mar 31, 2016
    • KUBOTA CORPORATION
    • Naoya SAKURAI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ENGINE COOLER
    • Publication number 20150267636
    • Publication date Sep 24, 2015
    • KUBOTA CORPORATION
    • Kentaro NAGAI
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS