TREA

Rui Qing Lai

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  • East Hills, AU
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Patents Grantslast 30 patents

  • Information Patent Grant

    Flexible toothbrush
    • Patent number 5,898,967
    • Issue date May 4, 1999
    • Jian Zhi Wu
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Flexible toothbrush
    • Patent number 5,694,658
    • Issue date Dec 9, 1997
    • Natural Sparkle IM/EX Co. Ltd.
    • Pei Zhi Huang
    • A46 - BRUSHWARE