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Yoji Tanaka

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  • Yokohama, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Head for a caulking apparatus
    • Patent number D534773
    • Issue date Jan 9, 2007
    • Polymer Systems Co., Ltd.
    • Yoji Tanaka
    • D08 - Tools and hardware
  • Information Patent Grant

    Head for a caulking apparatus
    • Patent number D530165
    • Issue date Oct 17, 2006
    • Polymer Systems Co., Ltd.
    • Yoji Tanaka
    • D08 - Tools and hardware