TREA

Kouichi Hachiya

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rolling Bearing
    • Patent number 7,234,872
    • Issue date Jun 26, 2007
    • NSK, Ltd.
    • Yasunobu Fujita
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Rolling bearing for hard disk drive
    • Patent number 6,880,978
    • Issue date Apr 19, 2005
    • NSK Ltd.
    • Yasunobu Fujita
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Rolling bearing for hard disk drive
    • Patent number 6,340,244
    • Issue date Jan 22, 2002
    • NSK Ltd.
    • Yasunobu Fujita
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

  • Information Patent Application

    Rolling bearing
    • Publication number 20030081871
    • Publication date May 1, 2003
    • NSK Ltd
    • Yasunobu Fujita
    • G11 - INFORMATION STORAGE
  • Information Patent Application

    Rolling bearing
    • Publication number 20030040442
    • Publication date Feb 27, 2003
    • NSK Ltd
    • Atsushi Yokouchi
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Application

    Rolling bearing for hard disk drive
    • Publication number 20020097933
    • Publication date Jul 25, 2002
    • NSK Ltd
    • Yasunobu Fujita
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...