TREA

Sun-woo Lee

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  • Mie, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rolling bearing
    • Patent number 7,918,606
    • Issue date Apr 5, 2011
    • NTN Corporation
    • Yoshinobu Akamatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Rolling bearing
    • Patent number 7,874,733
    • Issue date Jan 25, 2011
    • NTN Corporation
    • Takuji Kobayashi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Rolling Bearing
    • Publication number 20090103844
    • Publication date Apr 23, 2009
    • Takuji Kobayashi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Application

    Rolling bearing
    • Publication number 20090034892
    • Publication date Feb 5, 2009
    • Yoshinobu Akamatsu
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...