TREA

Hajime Tadumi

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Sealing device for bearing
    • Patent number 8,308,370
    • Issue date Nov 13, 2012
    • JTEKT Corporation
    • Yoshitaka Nakagawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Sealing device for bearing
    • Publication number 20090226124
    • Publication date Sep 10, 2009
    • JTEKT Corporation
    • Yoshitaka Nakagawa
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Ball bearing
    • Publication number 20050220383
    • Publication date Oct 6, 2005
    • Kunihiko Yokota
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...