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Sadashi Tanaka

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Patents Grantslast 30 patents

  • Information Patent Grant

    Impeller
    • Patent number 8,398,375
    • Issue date Mar 19, 2013
    • Hitachi Plant Technologies, Ltd.
    • Kohei Tanaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal turbomachinery
    • Patent number 8,075,260
    • Issue date Dec 13, 2011
    • Hitachi Plant Technologies, Ltd.
    • Takashi Aki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Inlet casing and suction passage structure
    • Patent number 7,559,742
    • Issue date Jul 14, 2009
    • Hitachi Industries Co., Ltd.
    • Yasuhiro Inoue
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Turbo-type fluid machine and a stepped seal apparatus to be used th...
    • Patent number 7,338,255
    • Issue date Mar 4, 2008
    • Hitachi Industries Co., Ltd.
    • Shusaku Nabesaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    IMPELLER
    • Publication number 20090246030
    • Publication date Oct 1, 2009
    • Kohei TANAKA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Centrifugal turbomachinery
    • Publication number 20070217909
    • Publication date Sep 20, 2007
    • Hitachi Plant Technologies, Ltd.
    • Takashi Aki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Turbo-type fluid machine and a stepped seal apparatus to be used th...
    • Publication number 20060008348
    • Publication date Jan 12, 2006
    • Hitachi Industries Co., Ltd.
    • Shusaku Nabesaka
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Inlet casing and suction passage structure
    • Publication number 20050254941
    • Publication date Nov 17, 2005
    • HITACHI INDUSTRIES CO., LTD.
    • Yasuhiro Inoue
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...