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Hiraku Sakai

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Element assembly and filter
    • Patent number 11,192,051
    • Issue date Dec 7, 2021
    • Koganei Corporation
    • Takeshi Yamauchi
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Filter
    • Patent number 9,233,327
    • Issue date Jan 12, 2016
    • Koganei Corporation
    • Hiraku Sakai
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Filter
    • Patent number 9,174,225
    • Issue date Nov 3, 2015
    • Koganei Corporation
    • Hiraku Sakai
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Vessel attaching/removing device for conditioning apparatus
    • Patent number 9,151,449
    • Issue date Oct 6, 2015
    • Koganei Corporation
    • Hiraku Sakai
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
  • Information Patent Grant

    Swirl flow generator
    • Patent number 8,992,648
    • Issue date Mar 31, 2015
    • Koganei Corporation
    • Hiraku Sakai
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Grant

    Filter
    • Patent number 8,961,640
    • Issue date Feb 24, 2015
    • Koganei Corporation
    • Hiraku Sakai
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...

Patents Applicationslast 30 patents

  • Information Patent Application

    ELEMENT ASSEMBLY AND FILTER
    • Publication number 20180117511
    • Publication date May 3, 2018
    • Koganei Corporation
    • Takeshi Yamauchi
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    FILTER
    • Publication number 20140174045
    • Publication date Jun 26, 2014
    • Hiraku Sakai
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Application

    FILTER
    • Publication number 20140083064
    • Publication date Mar 27, 2014
    • Hiraku Sakai
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Application

    SWIRL FLOW GENERATOR
    • Publication number 20140075898
    • Publication date Mar 20, 2014
    • Hiraku Sakai
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...
  • Information Patent Application

    VESSEL ATTACHING/REMOVING DEVICE FOR CONDITIONING APPARATUS
    • Publication number 20140069521
    • Publication date Mar 13, 2014
    • Koganei Corporation
    • Hiraku Sakai
    • F17 - STORING OF DISTRIBUTING GASES OR LIQUIDS
  • Information Patent Application

    FILTER
    • Publication number 20130139481
    • Publication date Jun 6, 2013
    • Koganei Corporation
    • Hiraku Sakai
    • B04 - CENTRIFUGAL APPARATUS OR MACHINES FOR CARRYING-OUT PHYSICAL OR CHEMICAL...