TREA

Akiyoshi Takahashi

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  • Iruma, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Circumferential flow type dynamic pressure bearing
    • Patent number 5,997,180
    • Issue date Dec 7, 1999
    • Copal Electronics Co., Ltd.
    • Kachu Ishizuka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Dynamic-pressure gas bearing
    • Patent number 5,746,515
    • Issue date May 5, 1998
    • Copal Electronics Co., Ltd.
    • Akiyoshi Takahashi
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...