TREA

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  • CPC
  • F04B2205/173
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Parent Industries

FMECHANICAL ENGINEERING LIGHTING HEATING WEAPONS BLASTING ENGINES OR PUMPS F04Liquid pumps F04BPOSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS F04B2205/00Fluid parameters

Current Industry

F04B2205/173in a circuit
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Mobile hydraulic generator and control method thereof
    • Patent number 10,180,132
    • Issue date Jan 15, 2019
    • KNR Systems, Inc.
    • Sung Moo Ryu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump unit
    • Patent number 7,788,919
    • Issue date Sep 7, 2010
    • Kanzaki Kokyukoki Mfg. Co., Ltd.
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump unit
    • Patent number 7,418,819
    • Issue date Sep 2, 2008
    • Kanzaki Kokyukoki Mfg. Co., Ltd.
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump unit
    • Patent number 7,409,829
    • Issue date Aug 12, 2008
    • Kanzaki Kokyukoki Mfg. Co., Ltd.
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tandem pump unit
    • Patent number 7,371,055
    • Issue date May 13, 2008
    • Kanzaki Kokyukoki Mfg. Co., Ltd.
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tandem pump unit
    • Patent number 7,361,000
    • Issue date Apr 22, 2008
    • Kanzaki Kokyukoki Mfg. Co., Ltd.
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tandem pump unit
    • Patent number 7,185,577
    • Issue date Mar 6, 2007
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump unit
    • Patent number 7,131,268
    • Issue date Nov 7, 2006
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump unit
    • Patent number 7,121,091
    • Issue date Oct 17, 2006
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump unit
    • Patent number 7,028,472
    • Issue date Apr 18, 2006
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump unit
    • Patent number 6,772,591
    • Issue date Aug 10, 2004
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tandem pump unit
    • Patent number 6,736,605
    • Issue date May 18, 2004
    • Kanzaki Kokyukoki Mfg. Co., Ltd.
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Tandem pump unit
    • Patent number 6,487,856
    • Issue date Dec 3, 2002
    • Kanzaki Kokyukoki Mfg. Co., Ltd.
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump unit
    • Patent number 6,425,244
    • Issue date Jul 30, 2002
    • Kanzaki Kokyukoki Mfg. Co., Ltd.
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Control valve for variable displacement compressors
    • Patent number 6,354,811
    • Issue date Mar 12, 2002
    • Kabushiki Kaisha Toyoda Jidoshokki Seisakusho
    • Masaki Ota
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Variable pump control for hydraulic fan drive
    • Patent number 6,179,570
    • Issue date Jan 30, 2001
    • Caterpillar Inc.
    • David P. Smith
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Apparatus and method for controlling displacement of steering pump...
    • Patent number 6,176,083
    • Issue date Jan 23, 2001
    • Komatsu Ltd.
    • Masanori Ikari
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Method and equipment for controlling a pipe network
    • Patent number 6,155,790
    • Issue date Dec 5, 2000
    • Neles Controls Oy
    • Jouni Pyotsia
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Hydraulic control system
    • Patent number 5,743,089
    • Issue date Apr 28, 1998
    • Kabushiki Kaisha Kobe Seiko Sho
    • Yutaka Tohji
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING

Patents Applicationslast 30 patents

  • Information Patent Application

    Pump Unit
    • Publication number 20080289326
    • Publication date Nov 27, 2008
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Tandem Pump Unit
    • Publication number 20080202113
    • Publication date Aug 28, 2008
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Tandem pump unit
    • Publication number 20070098570
    • Publication date May 3, 2007
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Tandem pump unit
    • Publication number 20070098569
    • Publication date May 3, 2007
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump Unit
    • Publication number 20070006581
    • Publication date Jan 11, 2007
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump Unit
    • Publication number 20060272326
    • Publication date Dec 7, 2006
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump unit
    • Publication number 20060112686
    • Publication date Jun 1, 2006
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump unit
    • Publication number 20040221573
    • Publication date Nov 11, 2004
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump unit
    • Publication number 20040197217
    • Publication date Oct 7, 2004
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Tandem pump unit
    • Publication number 20040175275
    • Publication date Sep 9, 2004
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Tandem pump unit
    • Publication number 20030033803
    • Publication date Feb 20, 2003
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump unit
    • Publication number 20020157391
    • Publication date Oct 31, 2002
    • Ryota Ohashi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...