TREA

Akio Fujii

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  • Fujisawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rolling bearing
    • Patent number 6,692,156
    • Issue date Feb 17, 2004
    • NSK Ltd.
    • Yukio Ohura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Ball bearing
    • Patent number 6,481,898
    • Issue date Nov 19, 2002
    • NSK Ltd.
    • Kenji Yakura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...