Patents by Inventor Ping Man Tsui

Ping Man Tsui 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).

  • Patent number: D543832
    Type: Grant
    Filed: February 7, 2005
    Date of Patent: June 5, 2007
    Assignee: Gino Group Limited
    Inventor: Ping Man Tsui