TREA

Tomoaki Kitagawa

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Cylinder head and engine
    • Patent number 11,649,784
    • Issue date May 16, 2023
    • YANMAR POWER TECHNOLOGY CO., LTD.
    • Tomoaki Kitagawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Cylinder head and engine
    • Patent number 11,333,100
    • Issue date May 17, 2022
    • YANMAR POWER TECHNOLOGY CO., LTD.
    • Tomoaki Kitagawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Cylinder head and engine
    • Patent number 11,067,031
    • Issue date Jul 20, 2021
    • YANMAR POWER TECHNOLOGY CO., LTD.
    • Tomoaki Kitagawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine apparatus with blow-by gas handling device
    • Patent number 9,523,297
    • Issue date Dec 20, 2016
    • Yanmar Co., Ltd.
    • Tomoaki Kitagawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine exhaust gas purification device
    • Patent number 9,169,808
    • Issue date Oct 27, 2015
    • Yanmar Co., Ltd.
    • Tomoaki Kitagawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine
    • Patent number 8,915,229
    • Issue date Dec 23, 2014
    • Yanmar Co., Ltd.
    • Daisuke Kajita
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS

Patents Applicationslast 30 patents

  • Information Patent Application

    CYLINDER HEAD AND ENGINE
    • Publication number 20220268235
    • Publication date Aug 25, 2022
    • Yanmar Power Technology Co., Ltd.
    • Tomoaki Kitagawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    Engine
    • Publication number 20220163008
    • Publication date May 26, 2022
    • Yanmar Power Technology Co., Ltd.
    • Tomoaki Kitagawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CYLINDER HEAD AND ENGINE
    • Publication number 20210301758
    • Publication date Sep 30, 2021
    • Yanmar Power Technology Co., Ltd.
    • Tomoaki Kitagawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    CYLINDER HEAD AND ENGINE
    • Publication number 20200340423
    • Publication date Oct 29, 2020
    • Yanmar Power Technology Co., Ltd.
    • Tomoaki Kitagawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE DEVICE
    • Publication number 20140373821
    • Publication date Dec 25, 2014
    • Tomoaki Kitagawa
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE APPARATUS
    • Publication number 20140366855
    • Publication date Dec 18, 2014
    • Tomoaki Kitagawa
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ENGINE
    • Publication number 20120037121
    • Publication date Feb 16, 2012
    • YANMAR CO. LTD.
    • Daisuke Kajita
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS