Patents by Inventor Ka Yee Ng

Ka Yee Ng 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).

  • Condiment mill
    Patent number: D452801
    Type: Grant
    Filed: January 26, 2001
    Date of Patent: January 8, 2002
    Assignee: Wing Wo Plastic Manufactory Limited
    Inventor: Ka Yee Ng
  • Condiment mill
    Patent number: D465135
    Type: Grant
    Filed: January 26, 2001
    Date of Patent: November 5, 2002
    Assignee: Wing Wo Plastic Manufactory Limited
    Inventor: Ka Yee Ng