Patents by Inventor Henry Tatching Yu

Henry Tatching Yu 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).

  • Electric cooker
    Patent number: D557975
    Type: Grant
    Filed: July 13, 2006
    Date of Patent: December 25, 2007
    Assignee: Sunnex Products Limited
    Inventor: Henry Tatching Yu