TREA

Keijiro Yamaguchi

Follow

Person

  • Yokohama-shi, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Retainer
    • Patent number 6,790,297
    • Issue date Sep 14, 2004
    • NSK Ltd.
    • Kouji Ueda
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cage for roller bearing
    • Patent number 6,712,520
    • Issue date Mar 30, 2004
    • NSK Ltd.
    • Koji Ueda
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Cage for rolling bearing
    • Patent number 6,431,761
    • Issue date Aug 13, 2002
    • NSK Ltd.
    • Keijiro Yamaguchi
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

  • Information Patent Application

    Cage for roller bearing
    • Publication number 20030021505
    • Publication date Jan 30, 2003
    • Koji Ueda
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...