TREA

Tadahiko Yabu

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  • Moriguchi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Braille recognition system
    • Patent number 5,982,911
    • Issue date Nov 9, 1999
    • Sanyo Electric Co., Ltd.
    • Kiyoshi Matsumoto
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Record player
    • Patent number 4,439,850
    • Issue date Mar 27, 1984
    • Sanyo Electric Co., Ltd.
    • Ichiro Takahara
    • G11 - INFORMATION STORAGE