TREA

Anthony J. Sedivy

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  • London, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electronic musical instrument
    • Patent number 4,726,275
    • Issue date Feb 23, 1988
    • Synthaxe Limited
    • William A. Aitken
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Electronic musical instrument
    • Patent number D289900
    • Issue date May 19, 1987
    • Synthaxe Limited
    • William A. Aitken
    • D17 - Musical instruments
  • Information Patent Grant

    Electronic musical instrument
    • Patent number 4,658,690
    • Issue date Apr 21, 1987
    • Synthaxe Limited
    • William A. Aitken
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS