Patents by Inventor Tak Choi Lau

Tak Choi Lau has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Jewelry piece
    Patent number: 6595025
    Abstract: A jewelry piece to hold the ends of a plurality of parallel beaded jewelry strings has two interdigitated U shaped bodies. Each body has a slot along at least one edge in which to slide the end pieces of each bead string. This jewelry piece can be used as a coupling for a necklace or bracelet or for an earring with hanging beaded strings.
    Type: Grant
    Filed: June 18, 2001
    Date of Patent: July 22, 2003
    Assignee: Createch, Inc.
    Inventor: Tak Choi Lau