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Kenichi FUJIKI

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Patents Grantslast 30 patents

  • Information Patent Grant

    Hydraulic control apparatus and hydraulic control method
    • Patent number 10,801,494
    • Issue date Oct 13, 2020
    • Yamada Manufacturing Co., Ltd.
    • Yuji Senbongi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Hydraulic control apparatus and hydraulic control method
    • Patent number 10,247,204
    • Issue date Apr 2, 2019
    • Yamada Manufacturing Co., Ltd.
    • Yoshiaki Kawaura
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Internal gear pump having an eccentric inner rotor and outer rotor...
    • Patent number 9,464,525
    • Issue date Oct 11, 2016
    • Yamada Manufacturing Co., Ltd.
    • Kenichi Fujiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil pump
    • Patent number 9,309,883
    • Issue date Apr 12, 2016
    • Yamada Manufacturing Co. Ltd.
    • Kenichi Fujiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump rotor
    • Patent number 9,097,250
    • Issue date Aug 4, 2015
    • Yamada Manufacturing Co., Ltd.
    • Kenichi Fujiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Rotor for oil pump with different contours for the drive-side versu...
    • Patent number 9,039,397
    • Issue date May 26, 2015
    • Yamada Manufacturing Co., Ltd.
    • Kenichi Fujiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil pump
    • Patent number 8,870,556
    • Issue date Oct 28, 2014
    • Yamada Manufacturing Co., Ltd.
    • Kenichi Fujiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Oil pump pressure control device
    • Patent number 8,038,416
    • Issue date Oct 18, 2011
    • Yamada Manufacturing Co., Ltd.
    • Yasunori Ono
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method for manufacturing trochoid pump and trochoid pump obtained
    • Patent number 7,967,585
    • Issue date Jun 28, 2011
    • Yamada Manufacturing Co., Ltd.
    • Kenichi Fujiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method for manufacturing trochoid pump and trochoid pump obtained
    • Patent number 7,967,586
    • Issue date Jun 28, 2011
    • Yamada Manufacturing Co., Ltd.
    • Kenichi Fujiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Trochoid oil pump
    • Patent number 7,488,163
    • Issue date Feb 10, 2009
    • Yamada Manufacturing Co., Ltd.
    • Kazuo Enzaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Trochoidal oil pump
    • Patent number 7,384,251
    • Issue date Jun 10, 2008
    • Yamada Manufacturing Co., Ltd.
    • Kenichi Fujiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Trochoidal pump
    • Patent number 7,052,258
    • Issue date May 30, 2006
    • Yamada Manufacturing Co., Ltd.
    • Masaru Amano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    HYDRAULIC CONTROL APPARATUS AND HYDRAULIC CONTROL METHOD
    • Publication number 20190017596
    • Publication date Jan 17, 2019
    • Yamada Manufacturing Co., Ltd.
    • Yuji Senbongi
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    HYDRAULIC CONTROL APPARATUS AND HYDRAULIC CONTROL METHOD
    • Publication number 20170284424
    • Publication date Oct 5, 2017
    • Yamada Manufacturing Co., Ltd.
    • Yoshiaki KAWAURA
    • F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
  • 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

    ROTOR FOR OIL PUMP
    • Publication number 20130323106
    • Publication date Dec 5, 2013
    • Yamada Manufacturing Co., Ltd.
    • Kenichi Fujiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP ROTOR
    • Publication number 20130112028
    • Publication date May 9, 2013
    • Yamada Manufacturing Co., Ltd.
    • Kenichi FUJIKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    INTERNAL GEAR PUMP
    • Publication number 20130115124
    • Publication date May 9, 2013
    • Yamada Manufacturing Co., Ltd.
    • Kenichi FUJIKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OIL PUMP
    • Publication number 20120328464
    • Publication date Dec 27, 2012
    • Yamada Manufacturing Co., Ltd.
    • Kenichi Fujiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    OIL PUMP
    • Publication number 20120308423
    • Publication date Dec 6, 2012
    • Yamada Manufacturing Co., Ltd.
    • Kenichi FUJIKI
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Method for manufacturing trochoid pump and trochoid pump obtained
    • Publication number 20090185940
    • Publication date Jul 23, 2009
    • Yamada Manufacturing Co., Ltd.
    • Kenichi Fujiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Method for manufacturing trochoid pump and trochoid pump obtained
    • Publication number 20090104064
    • Publication date Apr 23, 2009
    • Yamada Manufacturing Co., Ltd.
    • Kenichi Fujiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Internal gear pump
    • Publication number 20090010791
    • Publication date Jan 8, 2009
    • Yamada Manufacturing Co., Ltd.
    • Kenichi Fujiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Oil pump pressure control device
    • Publication number 20080253904
    • Publication date Oct 16, 2008
    • Yamada Manufacturing Co., Ltd.
    • Keiichi Kai
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Oil pump pressure control device
    • Publication number 20080190496
    • Publication date Aug 14, 2008
    • Yamada Manufacturing Co., Ltd.
    • Yasunori Ono
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Trochoid oil pump
    • Publication number 20060140809
    • Publication date Jun 29, 2006
    • Yamada Manufacturing Co., Ltd.
    • Kazuo Enzaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Trochoidal oil pump
    • Publication number 20050047939
    • Publication date Mar 3, 2005
    • Yamada Manufacturing Co., Ltd.
    • Kenichi Fujiki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Trochoidal pump
    • Publication number 20040057860
    • Publication date Mar 25, 2004
    • Yamada Manufacturing Co., Ltd.
    • Masaru Amano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...