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Norifumi Ikeda

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rolling device
    • Patent number 6,874,942
    • Issue date Apr 5, 2005
    • NSK Ltd.
    • Toyohisa Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rolling apparatus
    • Patent number 6,726,367
    • Issue date Apr 27, 2004
    • NSK Ltd.
    • Toyohisa Yamamoto
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Solid lubricating rolling bearing
    • Patent number 6,471,408
    • Issue date Oct 29, 2002
    • NSK Ltd.
    • Norifumi Ikeda
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rolling part steel
    • Patent number 5,447,579
    • Issue date Sep 5, 1995
    • NSK Ltd.
    • Kiyoshi Hirakawa
    • C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

  • Information Patent Application

    Rolling unit
    • Publication number 20040170347
    • Publication date Sep 2, 2004
    • Norifumi Ikeda
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Application

    Rolling device
    • Publication number 20030198417
    • Publication date Oct 23, 2003
    • Toyohisa Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Rolling apparatus
    • Publication number 20010036328
    • Publication date Nov 1, 2001
    • Toyohisa Yamamoto
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...