TREA

Takashi Yamawaki

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  • Kasugai, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Rack bar and manufacturing method thereof
    • Patent number 6,502,473
    • Issue date Jan 7, 2003
    • Toyota Jidosha Kabushiki Kaisha
    • Kazuhiro Akiyama
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
  • Information Patent Grant

    Method of manufacturing a hollow rack bar
    • Patent number 6,317,979
    • Issue date Nov 20, 2001
    • TRW Automotive Japan Co. LTD
    • Takashi Yamawaki
    • B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...