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Junichi Miyajima

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Patents Grantslast 30 patents

  • Information Patent Grant

    Thermo valve and method of manufacturing same
    • Patent number 10,920,897
    • Issue date Feb 16, 2021
    • Yamada Manufacturing Co., Ltd.
    • Junichi Miyajima
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Relief valve device
    • Patent number 10,851,687
    • Issue date Dec 1, 2020
    • Yamada Manufacturing Co., Ltd.
    • Takatoshi Watanabe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method of manufacturing thermo valve and thermo valve
    • Patent number 10,837,560
    • Issue date Nov 17, 2020
    • Yamada Manufacturing Co., Ltd.
    • Kazuo Shoji
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Thermo valve and oil pump
    • Patent number 10,677,118
    • Issue date Jun 9, 2020
    • Yamada Manufacturing Co., Ltd.
    • Junichi Miyajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Relief device of oil circuit of engine
    • Patent number 10,641,143
    • Issue date May 5, 2020
    • Yamada Manufacturing Co., Ltd.
    • Junichi Miyajima
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Method of manufacturing thermo valve and thermo valve
    • Patent number 10,288,177
    • Issue date May 14, 2019
    • Yamada Manufacturing Co., Ltd.
    • Kazuo Shoji
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • 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

    Relief valve device
    • Patent number 10,247,066
    • Issue date Apr 2, 2019
    • Yamada Manufacturing Co., Ltd.
    • Takatoshi Watanabe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Temperature sensitive valve mechanism
    • Patent number 10,094,254
    • Issue date Oct 9, 2018
    • Yamada Manufacturing Co., Ltd.
    • Junichi Miyajima
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Internal gear pump including an outer ring having cam protruded parts
    • Patent number 10,066,621
    • Issue date Sep 4, 2018
    • Yamada Manufacturing Co., Ltd.
    • Masato Izutsu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil pump structure
    • Patent number 9,638,189
    • Issue date May 2, 2017
    • Yamada Manufacturing Co., Ltd.
    • Junichi Miyajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Internal gear pump
    • Patent number 9,399,994
    • Issue date Jul 26, 2016
    • Yamada Manufacturing Co., Ltd.
    • Masato Izutsu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    Oil pump unit with variable flow rate
    • Patent number 9,249,700
    • Issue date Feb 2, 2016
    • YAMADA MANUFACTURING CO., LTD.
    • Keiichi Kai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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 with variable flow rate oil pump
    • Patent number 9,163,598
    • Issue date Oct 20, 2015
    • Yamada Manufacturing Co., Ltd.
    • Yasunori Ono
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • 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

    Relief valve device
    • Patent number 9,038,659
    • Issue date May 26, 2015
    • Yamada Manufacturing Co., Ltd.
    • Manabu Watanabe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pump device
    • Patent number 8,926,299
    • Issue date Jan 6, 2015
    • Yamada Manufacturing Co., Ltd.
    • Manabu Watanabe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil pump unit with variable flow rate
    • Patent number 8,616,857
    • Issue date Dec 31, 2013
    • Yamada Manufacturing Co., Ltd.
    • Keiichi Kai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Patents Applicationslast 30 patents

  • Information Patent Application

    THERMO VALVE AND METHOD OF MANUFACTURING SAME
    • Publication number 20190293200
    • Publication date Sep 26, 2019
    • Yamada Manufacturing Co., Ltd.
    • Junichi Miyajima
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    RELIEF VALVE DEVICE
    • Publication number 20190145293
    • Publication date May 16, 2019
    • Yamada Manufacturing Co., Ltd.
    • Takatoshi WATANABE
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    METHOD OF MANUFACTURING THERMO VALVE AND THERMO VALVE
    • Publication number 20190085984
    • Publication date Mar 21, 2019
    • Yamada Manufacturing Co., Ltd.
    • Kazuo Shoji
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    METHOD OF MANUFACTURING THERMO VALVE AND THERMO VALVE
    • Publication number 20180149273
    • Publication date May 31, 2018
    • Yamada Manufacturing Co., Ltd.
    • Kazuo Shoji
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    THERMO VALVE AND OIL PUMP
    • Publication number 20180149050
    • Publication date May 31, 2018
    • Yamada Manufacturing Co., Ltd.
    • Junichi Miyajima
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    TEMPERATURE SENSITIVE VALVE MECHANISM
    • Publication number 20170284243
    • Publication date Oct 5, 2017
    • Yamada Manufacturing Co., Ltd.
    • Junichi Miyajima
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    VARIABLE-CAPACITY VANE PUMP
    • Publication number 20170218953
    • Publication date Aug 3, 2017
    • Yamada Manufacturing Co., Ltd.
    • Takatoshi WATANABE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RELIEF DEVICE OF OIL CIRCUIT OF ENGINE
    • Publication number 20170114682
    • Publication date Apr 27, 2017
    • Yamada Manufacturing Co., Ltd.
    • Junichi MIYAJIMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    RELIEF VALVE DEVICE
    • Publication number 20170044939
    • Publication date Feb 16, 2017
    • Yamada Manufacturing Co., Ltd.
    • Takatoshi WATANABE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OIL PUMP
    • Publication number 20160265527
    • Publication date Sep 15, 2016
    • YAMADA MANUFACTURING CO.LTD.
    • Masato IZUTSU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE CAPACITY-TYPE GEAR PUMP DESIGNING METHOD, DESIGN SUPPORT P...
    • Publication number 20160238003
    • Publication date Aug 18, 2016
    • Yamada Manufacturing Co., Ltd.
    • Masato Izutsu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    VARIABLE-FLOW RATE OIL PUMP
    • Publication number 20160108781
    • Publication date Apr 21, 2016
    • Yamada Manufacturing Co., Ltd.
    • Junichi MIYAJIMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OIL PUMP STRUCTURE
    • Publication number 20160090983
    • Publication date Mar 31, 2016
    • Yamada Manufacturing Co., Ltd.
    • Junichi Miyajima
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RELIEF DEVICE FOR OIL CIRCUIT OF ENGINE
    • Publication number 20150377097
    • Publication date Dec 31, 2015
    • YAMADA MANUFACTURING CO., LTD.
    • Junichi MIYAJIMA
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    RELIEF DEVICE FOR OIL CIRCUIT OF ENGINE
    • Publication number 20150377234
    • Publication date Dec 31, 2015
    • Yamada Manufacturing Co., Ltd.
    • Junichi MIYAJIMA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    OIL PUMP DEVICE
    • Publication number 20150167667
    • 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

    Oil Pump
    • Publication number 20150139841
    • Publication date May 21, 2015
    • Yamada Manufacturing Co., Ltd.
    • Masato IZUTSU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERNAL GEAR PUMP
    • Publication number 20140154119
    • Publication date Jun 5, 2014
    • Yamada Manufacturing Co., Ltd.
    • Masato Izutsu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERNAL GEAR PUMP
    • Publication number 20140154120
    • Publication date Jun 5, 2014
    • Yamada Manufacturing Co., Ltd.
    • Masato Izutsu
    • 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 WITH VARIABLE FLOW RATE OIL PUMP
    • Publication number 20130255643
    • Publication date Oct 3, 2013
    • Honda Motor Co., Ltd.
    • Yasunori ONO
    • F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
  • Information Patent Application

    PUMP DEVICE
    • Publication number 20120244027
    • Publication date Sep 27, 2012
    • Yamada Manufacturing Co., Ltd.
    • Manabu WATANABE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    RELIEF VALVE DEVICE
    • Publication number 20120241022
    • Publication date Sep 27, 2012
    • Yamada Manufacturing Co., Ltd.
    • Manabu WATANABE
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OIL PUMP UNIT WITH VARIABLE FLOW RATE
    • Publication number 20120070318
    • Publication date Mar 22, 2012
    • Honda Motor Co., Ltd.
    • Keiichi Kai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    OIL PUMP UNIT WITH VARIABLE FLOW RATE
    • Publication number 20120070317
    • Publication date Mar 22, 2012
    • Honda Motor Co., Ltd.
    • Keiichi Kai
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES