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Shan Feng

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  • Guangzhou, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Piano learning guidance system
    • Patent number 9,652,994
    • Issue date May 16, 2017
    • Shan Feng
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Electric guitar
    • Patent number 9,245,505
    • Issue date Jan 26, 2016
    • Shan Feng
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS
  • Information Patent Grant

    Electric violin
    • Patent number 9,224,376
    • Issue date Dec 29, 2015
    • Shan Feng
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS