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Young W. Yun

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  • Hales Corners, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Inline skateboard
    • Patent number 5,601,299
    • Issue date Feb 11, 1997
    • Young W. Yun
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Inline skateboard
    • Patent number 5,549,331
    • Issue date Aug 27, 1996
    • Young W. Yun
    • A63 - SPORTS GAMES AMUSEMENTS