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Yin-Wang Hsieh

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  • Pan Chiao City, Taipei Hsien, TW
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Patents Grantslast 30 patents

  • Information Patent Grant

    Air-operated toy gun
    • Patent number 5,429,108
    • Issue date Jul 4, 1995
    • Yin-Wang Hsieh
    • F41 - WEAPONS
  • Information Patent Grant

    Toy gun
    • Patent number 5,323,755
    • Issue date Jun 28, 1994
    • Yin-Wang Hsieh
    • F41 - WEAPONS