TREA

Yukio Sato

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  • Togane, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Piezo-electric device
    • Patent number 4,862,030
    • Issue date Aug 29, 1989
    • Toshiba Ceramics Co., Ltd.
    • Katsunori Yokoyama
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
  • Information Patent Grant

    Piezo-electric device
    • Patent number 4,769,570
    • Issue date Sep 6, 1988
    • Toshiba Ceramics Co., Ltd.
    • Katsunori Yokoyama
    • B06 - GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL