TREA

Asao Saitoh

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  • Tokorozawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Portable electronic device
    • Patent number 6,392,881
    • Issue date May 21, 2002
    • Citizen Watch Co., Ltd.
    • Asao Saitoh
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Portable information device
    • Patent number 6,306,538
    • Issue date Oct 23, 2001
    • Citizen Watch Co., Ltd.
    • Asao Saitoh
    • G06 - COMPUTING CALCULATING COUNTING