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Katsutoshi SHIROMARU

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  • Aichi-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Roots pump
    • Patent number 12,188,474
    • Issue date Jan 7, 2025
    • Kabushiki Kaisha Toyota Jidoshokki
    • Masaya Yoshida
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Roots pump containing rotors that capture and discharge a foreign s...
    • Patent number 11,976,656
    • Issue date May 7, 2024
    • Kabushiki Kaisha Toyota Jidoshokki
    • Masaya Yoshida
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Fluid machine
    • Patent number 11,973,381
    • Issue date Apr 30, 2024
    • Kabushiki Kaisha Toyota Jidoshokki
    • Katsutoshi Shiromaru
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Compressor
    • Patent number 9,581,162
    • Issue date Feb 28, 2017
    • Kabushiki Kaisha Toyota Jidoshokki
    • Kazuho Yamada
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor having intercooler core
    • Patent number 9,366,258
    • Issue date Jun 14, 2016
    • KABUSHIKI KAISHA TOYOTA JIDOSKOKKI
    • Fumihiro Suzuki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Roots type fluid machine
    • Patent number 8,784,087
    • Issue date Jul 22, 2014
    • Kabushiki Kaisha Toyota Jidoshokki
    • Takayuki Hirano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Electric pump for hydrogen circulation
    • Patent number 8,491,279
    • Issue date Jul 23, 2013
    • Kabushiki Kaisha Toyota Jidoshokki
    • Toshiro Fujii
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    ROOTS PUMP
    • Publication number 20240287986
    • Publication date Aug 29, 2024
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Masaya YOSHIDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    ROOTS PUMP
    • Publication number 20230304497
    • Publication date Sep 28, 2023
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Masaya YOSHIDA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FLUID MACHINE
    • Publication number 20220242199
    • Publication date Aug 4, 2022
    • Kabushiki Kaisha Toyota Jidoshokki
    • Katsutoshi SHIROMARU
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    COMPRESSOR
    • Publication number 20150023811
    • Publication date Jan 22, 2015
    • KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
    • Kazuho YAMADA
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    COMPRESSOR
    • Publication number 20120201709
    • Publication date Aug 9, 2012
    • Kabushiki Kaisha Toyota Jidoshokki
    • Fumihiro SUZUKI
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    ROOTS TYPE FLUID MACHINE
    • Publication number 20100254846
    • Publication date Oct 7, 2010
    • Kabushiki Kaisha Toyota Jidoshokki
    • Takayuki Hirano
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Electric pump for hydrogen circulation
    • Publication number 20070177999
    • Publication date Aug 2, 2007
    • Toshiro Fujii
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Motor-driven Roots compressor
    • Publication number 20060029510
    • Publication date Feb 9, 2006
    • Katsutoshi Shiromaru
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fuel cell system
    • Publication number 20050112424
    • Publication date May 26, 2005
    • Takayuki Hirano
    • B60 - VEHICLES IN GENERAL
  • Information Patent Application

    Fluid compressor
    • Publication number 20050112014
    • Publication date May 26, 2005
    • Katsutoshi Shiromaru
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...