Yuji Sumida

Organization

  • Komatsu, JP

Patents Grantslast 30 patents

  • Information Patent Grant

    Extendable stick

    • Patent number 6,273,112
    • Issue date Aug 14, 2001
    • Yuji Sumida
    • Yuji Sumida
    • A45 - HAND OR TRAVELLING ARTICLES

Patents Applicationslast 30 patents

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