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John R. Sosoka Jr.

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  • Long Beach, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Educational music instrument for children
    • Patent number 6,353,168
    • Issue date Mar 5, 2002
    • Neurosmith, LLC
    • John R. Sosoka
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Music blocks
    • Patent number D410972
    • Issue date Jun 15, 1999
    • Neurosmith
    • John R. Sosoka
    • D21 - Games, toys, and sports goods

Patents Applicationslast 30 patents