TREA

Ken Namimatsu

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  • Gunma, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Lubricating apparatus for ball screw
    • Patent number 6,216,821
    • Issue date Apr 17, 2001
    • NSK Ltd.
    • Ken Namimatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ball screw lubricated with oil-containing polymer
    • Patent number 6,023,991
    • Issue date Feb 15, 2000
    • NSK Ltd.
    • Toshikazu Yabe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ball screw lubricated with oil-containing polymer
    • Patent number 5,906,136
    • Issue date May 25, 1999
    • NSK Ltd.
    • Toshikazu Yabe
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ball screw device
    • Patent number 5,749,265
    • Issue date May 12, 1998
    • NSK, Ltd.
    • Ken Namimatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Linear guide apparatus with lubricant-containing polymer spacer balls
    • Patent number 5,615,955
    • Issue date Apr 1, 1997
    • NSK Ltd.
    • Ken Namimatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Thin wall type ball nut
    • Patent number 5,493,929
    • Issue date Feb 27, 1996
    • NSK Ltd.
    • Ken Namimatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...