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Katsuo Ito

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  • Sapporo City, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Security nut and tool associated therewith
    • Patent number 7,219,582
    • Issue date May 22, 2007
    • Koyokizai Co., Ltd.
    • Katsuo Ito
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Board anchor
    • Patent number 6,913,430
    • Issue date Jul 5, 2005
    • Koyo Kizai Co., Ltd.
    • Katsuo Ito
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Board anchor
    • Patent number 6,139,236
    • Issue date Oct 31, 2000
    • Koyo Kizai Co., Ltd.
    • Katsuo Ito
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Insert for deck plate
    • Patent number 5,649,798
    • Issue date Jul 22, 1997
    • Katsuo Ito
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Method for manufacturing split nut
    • Publication number 20070017083
    • Publication date Jan 25, 2007
    • Koyo Kizai Co., Ltd.
    • Katsuo Ito
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Application

    Blind bolt and blind nut
    • Publication number 20060182514
    • Publication date Aug 17, 2006
    • Koyokizai Co., Ltd.
    • Katsuo Ito
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Security nut and tool associated therewith
    • Publication number 20060162507
    • Publication date Jul 27, 2006
    • Koyokizai Co., Ltd.
    • Katsuo Ito
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Application

    Board anchor
    • Publication number 20020015629
    • Publication date Feb 7, 2002
    • Koyo Kizai Co., Ltd.
    • Katsuo Ito
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Self-locking nut
    • Publication number 20010018014
    • Publication date Aug 30, 2001
    • Katsuo Ito
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...