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Tomohiro Naruse

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Patents Grantslast 30 patents

  • Information Patent Grant

    Multistage centrifugal fluid machine
    • Patent number 11,346,364
    • Issue date May 31, 2022
    • Hitachi Industrial Products, Ltd.
    • Hayato Kunishi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal multistage compressor
    • Patent number 11,319,967
    • Issue date May 3, 2022
    • Hitachi Industrial Products, Ltd.
    • Kohei Nishida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Bolt fastening structure and turbo-machine using same
    • Patent number 11,280,223
    • Issue date Mar 22, 2022
    • Hitachi Industrial Products, Ltd.
    • Youhei Tanno
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    Casing and turbo machine
    • Patent number 10,989,220
    • Issue date Apr 27, 2021
    • Hitachi, Ltd.
    • Yohei Tanno
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Grant

    End wall closure apparatus
    • Patent number 8,631,961
    • Issue date Jan 21, 2014
    • Hitachi, Ltd.
    • Tomohiro Naruse
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    Pressure test method of double suction volute pump
    • Patent number 7,938,617
    • Issue date May 10, 2011
    • Hitachi Plant Technologies, Ltd.
    • Tomohiro Naruse
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Heat exchanger for air compressor
    • Patent number 7,172,015
    • Issue date Feb 6, 2007
    • Hitachi Plant Technologies, Ltd.
    • Haruo Miura
    • F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

  • Information Patent Application

    Centrifugal Multistage Compressor
    • Publication number 20210164485
    • Publication date Jun 3, 2021
    • Kohei NISHIDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Multistage Centrifugal Fluid Machine
    • Publication number 20200271126
    • Publication date Aug 27, 2020
    • Hitachi Industrial Products, Ltd.
    • Hayato KUNISHI
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    Casing and Turbo Machine
    • Publication number 20190219065
    • Publication date Jul 18, 2019
    • Hitachi, Ltd
    • Yohei TANNO
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Bolt Fastening Structure and Turbo-Machine Using Same
    • Publication number 20190055855
    • Publication date Feb 21, 2019
    • Hitachi, Ltd
    • Youhei TANNO
    • F05 - INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF...
  • Information Patent Application

    END WALL CLOSURE APPARATUS
    • Publication number 20100270308
    • Publication date Oct 28, 2010
    • Hitachi Plant Technologies, Ltd.
    • Tomohiro NARUSE
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • 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

    Pressure test method of double suction volute pump
    • Publication number 20070116558
    • Publication date May 24, 2007
    • Hitachi Plant Technologies, Ltd.
    • Tomohiro Naruse
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Heat exchanger for air compressor
    • Publication number 20050082044
    • Publication date Apr 21, 2005
    • Haruo Miura
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Application

    Heat exchanger for air compressor
    • Publication number 20020050345
    • Publication date May 2, 2002
    • Haruo Miura
    • F28 - HEAT EXCHANGE IN GENERAL