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Koichi Hirata

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  • Hiroshima-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Engine crank pulley structure
    • Patent number 11,808,202
    • Issue date Nov 7, 2023
    • Mazda Motor Corporation
    • Masayuki Furutani
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine reciprocative rotating mechanism and method for manufacturin...
    • Patent number 10,760,636
    • Issue date Sep 1, 2020
    • Mazda Motor Corporation
    • Kiyonori Nagato
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Engine reciprocative rotating mechanism and method for manufacturin...
    • Patent number 10,612,615
    • Issue date Apr 7, 2020
    • Mazda Motor Corporation
    • Kiyonori Nagato
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Piston structure for engine
    • Patent number 9,926,998
    • Issue date Mar 27, 2018
    • Mazda Motor Corporation
    • Yasunori Kanda
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Piston structure for engine
    • Patent number 9,556,821
    • Issue date Jan 31, 2017
    • Mazda Motor Corporation
    • Koichi Hirata
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Grant

    Piston structure for engine
    • Patent number 9,347,396
    • Issue date May 24, 2016
    • Mazda Motor Corporation
    • Koichi Hirata
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    ENGINE CRANK PULLEY STRUCTURE
    • Publication number 20220316392
    • Publication date Oct 6, 2022
    • MAZDA MOTOR CORPORATION
    • Masayuki Furutani
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    ENGINE RECIPROCATIVE ROTATING MECHANISM AND METHOD FOR MANUFACTURIN...
    • Publication number 20190120317
    • Publication date Apr 25, 2019
    • MAZDA MOTOR CORPORATION
    • Kiyonori Nagato
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    ENGINE RECIPROCATIVE ROTATING MECHANISM AND METHOD FOR MANUFACTURIN...
    • Publication number 20190120318
    • Publication date Apr 25, 2019
    • Mazda Motor Corporation
    • Kiyonori Nagato
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    PISTON STRUCTURE FOR ENGINE
    • Publication number 20150219181
    • Publication date Aug 6, 2015
    • MAZDA MOTOR CORPORATION
    • Yasunori Kanda
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PISTON STRUCTURE FOR ENGINE
    • Publication number 20150075479
    • Publication date Mar 19, 2015
    • MAZDA MOTOR CORPORATION
    • Koichi Hirata
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PISTON STRUCTURE FOR ENGINE
    • Publication number 20150075478
    • Publication date Mar 19, 2015
    • MAZDA MOTOR CORPORATION
    • Koichi Hirata
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS