TREA

Yukimitsu Yamamoto

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  • Mie, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Self-aligning roller bearing
    • Patent number 6,116,785
    • Issue date Sep 12, 2000
    • NTN Corporation
    • Yukihiro Kondo
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
  • Information Patent Grant

    Thrust ball bearing
    • Patent number 5,758,978
    • Issue date Jun 2, 1998
    • NTN Corporation
    • Masahiko Satoda
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Slidable-type homokinetic (universal) tripod joint
    • Patent number 4,773,890
    • Issue date Sep 27, 1988
    • NTN Toyo Bearing Co., Ltd.
    • Keiji Iwasaki
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...