TREA

Sing Keung Lai

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  • New York, NY, US
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Patents Applicationslast 30 patents

  • Information Patent Application

    Square post gemstone setting
    • Publication number 20090100870
    • Publication date Apr 23, 2009
    • Gramercy Corporation
    • Sing Keung Lai
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Application

    Jewelry pendant ring
    • Publication number 20070095103
    • Publication date May 3, 2007
    • Sing Keung Lai
    • A44 - HABERDASHERY JEWELLERY
  • Information Patent Application

    Double post gemstone setting
    • Publication number 20060081002
    • Publication date Apr 20, 2006
    • Gramercy Corporation
    • Sing Keung Lai
    • A44 - HABERDASHERY JEWELLERY