Patents by Inventor Frank Huang Teh-Hsiung

Frank Huang Teh-Hsiung 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).

  • Vacuum flask
    Patent number: D522796
    Type: Grant
    Filed: March 26, 2004
    Date of Patent: June 13, 2006
    Assignee: Phoenix Vacuum Flask Co., Ltd.
    Inventor: Frank Huang Teh-Hsiung
  • Vacuum flask
    Patent number: D572070
    Type: Grant
    Filed: March 2, 2007
    Date of Patent: July 1, 2008
    Assignee: Phoenix Vacuum Flask Company Ltd
    Inventor: Frank Huang Teh-hsiung