TREA

Kihachiro Ohta

Follow

Person

  • Naka, JP
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Spindle motor
    • Patent number 5,528,092
    • Issue date Jun 18, 1996
    • Nippon Corporation
    • Kihachiro Ohta
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Projection welding method
    • Patent number 5,521,349
    • Issue date May 28, 1996
    • Nippon Corporation
    • Kenjiro Okamoto
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Low airflow hard disk apparatus
    • Patent number 5,453,890
    • Issue date Sep 26, 1995
    • Nippon Densan Corporation
    • Kiyoyoshi Takegami
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Motor
    • Patent number 5,396,135
    • Issue date Mar 7, 1995
    • Nippon Densan Corporation
    • Kuniyasu Iwazaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spindle motor with the stator core supported by a resin member
    • Patent number 5,334,895
    • Issue date Aug 2, 1994
    • Nippon Densan Corporation
    • Yuji Morioka
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Low profile hard disk apparatus
    • Patent number 5,333,079
    • Issue date Jul 26, 1994
    • Nippon Densan Corporation
    • Kiyoyoshi Takegami
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Magnetic disk drive device and spindle motor for use in the same
    • Patent number 5,281,886
    • Issue date Jan 25, 1994
    • Nippon Densan Corporation
    • Kihachiro Ohta
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Spindle motor with an improved hub
    • Patent number 5,216,304
    • Issue date Jun 1, 1993
    • Nippon Densan Corporation
    • Kihachiro Ohta
    • G11 - INFORMATION STORAGE
  • Information Patent Grant

    Spindle motor
    • Patent number 5,061,868
    • Issue date Oct 29, 1991
    • Nippon Densan Corporation
    • Kuniyasu Iwazaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...