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Seiji Hiroki

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  • Ibaraki-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus and method for separating gas
    • Patent number 7,892,322
    • Issue date Feb 22, 2011
    • Japan Atomic Energy Agency
    • Yoshinori Ono
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Exhaust gas filter
    • Patent number 7,559,966
    • Issue date Jul 14, 2009
    • Anest Iwata Corporation
    • Youhei Midorikawa
    • G21 - NUCLEAR PHYSICS NUCLEAR ENGINEERING
  • Information Patent Grant

    Unit for separating gas
    • Patent number 7,527,676
    • Issue date May 5, 2009
    • Organo Corporation
    • Yoshinori Tajima
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Gas separation apparatus
    • Patent number 6,551,387
    • Issue date Apr 22, 2003
    • Organo Corporation
    • Tetsuya Abe
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Gas separation apparatus
    • Patent number 6,530,980
    • Issue date Mar 11, 2003
    • Japan Atomic Energy Research Institute
    • Tetsuya Abe
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Grant

    Double wrap dry scroll vacuum pump having a compressed gas cooling...
    • Patent number 6,149,405
    • Issue date Nov 21, 2000
    • Anest Iwata Corporation
    • Tetsuya Abe
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method and apparatus for separating isotopes
    • Patent number 5,805,972
    • Issue date Sep 8, 1998
    • Japan Atomic Energy Research Institute
    • Goro Miyamoto
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Method and apparatus for separating isotopes
    • Patent number 5,653,854
    • Issue date Aug 5, 1997
    • Japan Atomic Energy Research Institute
    • Goro Miyamoto
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Thread groove type vacuum pump
    • Patent number 5,632,597
    • Issue date May 27, 1997
    • Osaka Vacuum, Ltd.
    • Seiji Hiroki
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Quadrupole electrode and process for producing the same
    • Patent number 5,373,157
    • Issue date Dec 13, 1994
    • Japan Atomic Energy Research Institute
    • Seiji Hiroki
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    Armature stator
    • Patent number 5,280,206
    • Issue date Jan 18, 1994
    • Seiko Seiki Kabushiki Kaisha
    • Shigenori Ando
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
  • Information Patent Grant

    Quadrupole mass spectrometer having plural stable regions
    • Patent number 5,177,359
    • Issue date Jan 5, 1993
    • Japan Atomic Energy Research Institute
    • Seiji Hiroki
    • H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

  • Information Patent Application

    APPARATUS AND METHOD FOR SEPARATING GAS
    • Publication number 20090056540
    • Publication date Mar 5, 2009
    • ORGANO CORPORATION
    • Yoshinori Ono
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Application

    Exhaust gas filter
    • Publication number 20070234692
    • Publication date Oct 11, 2007
    • Youhei Midorikawa
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Unit for separating gas
    • Publication number 20070084345
    • Publication date Apr 19, 2007
    • Yoshinori Tajima
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Gas separation apparatus
    • Publication number 20020023540
    • Publication date Feb 28, 2002
    • Tetsuya Abe
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Gas separation apparatus
    • Publication number 20020011153
    • Publication date Jan 31, 2002
    • Tetsuya Abe
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL