TREA

Tatsuya Shiki

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  • Osaka, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ghost canceling apparatus
    • Patent number 4,947,252
    • Issue date Aug 7, 1990
    • NEC Home Electronics Ltd.
    • Michio Kobayashi
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Ghost canceling circuit
    • Patent number 4,897,725
    • Issue date Jan 30, 1990
    • NEC Home Electronics Ltd.
    • Tadaaki Tanaka
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE