TREA

Hideo Tsuboi

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  • Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Noncontacting face seal
    • Patent number 5,224,714
    • Issue date Jul 6, 1993
    • Ebara Corporation
    • Yoshikazu Kimura
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spindle motor
    • Patent number 5,223,758
    • Issue date Jun 29, 1993
    • Ebara Corporation
    • Takashi Kataoka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...