TREA

Hidehiko Koyashiki

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  • Isesaki-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Relief device for oil pump
    • Patent number 10,253,661
    • Issue date Apr 9, 2019
    • Yamada Manufacturing Co., Ltd.
    • Junichi Miyajima
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Control valve
    • Patent number 9,341,093
    • Issue date May 17, 2016
    • Yamada Manufacturing Co., Ltd.
    • Junichi Miyajima
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Control valve
    • Patent number 9,212,780
    • Issue date Dec 15, 2015
    • Yamada Manufacturing Co., Ltd.
    • Junichi Miyajima
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Engine lubrication control system
    • Patent number 9,109,479
    • Issue date Aug 18, 2015
    • Yamada Manufacturing Co., Ltd.
    • Takatoshi Watanabe
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Engine lubrication control system
    • Patent number 9,068,485
    • Issue date Jun 30, 2015
    • Yamada Manufacturing Co., Ltd.
    • Takatoshi Watanabe
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Cooling device for engine
    • Patent number 8,201,525
    • Issue date Jun 19, 2012
    • Yamada Manufacturing Co., Ltd.
    • Katsuyoshi Shiobara
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    Relief Device for Oil Pump
    • Publication number 20150167514
    • Publication date Jun 18, 2015
    • Yamada Manufacturing Co., Ltd.
    • Junichi MIYAJIMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ENGINE LUBRICATION CONTROL SYSTEM
    • Publication number 20140060476
    • Publication date Mar 6, 2014
    • Yamada Manufacturing Co., Ltd.
    • Takatoshi Watanabe
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ENGINE LUBRICATION CONTROL SYSTEM
    • Publication number 20140060477
    • Publication date Mar 6, 2014
    • Yamada Manufacturing Co., Ltd.
    • Takatoshi Watanabe
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CONTROL VALVE
    • Publication number 20140007836
    • Publication date Jan 9, 2014
    • Junichi Miyajima
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    CONTROL VALVE
    • Publication number 20140007965
    • Publication date Jan 9, 2014
    • Junichi Miyajima
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Engine cooling apparatus
    • Publication number 20120024243
    • Publication date Feb 2, 2012
    • Yamada Manufacturing Co., Ltd.
    • Hidehiko Koyashiki
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    Cooling device for engine
    • Publication number 20090255488
    • Publication date Oct 15, 2009
    • Yamada Manufacturing Co., Ltd.
    • Katsuyoshi Shiobara
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES