Patents by Inventor Tsung-Yi Chuang

Tsung-Yi Chuang 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).

  • Electrical toaster
    Patent number: 6973871
    Abstract: An electrical toaster includes a case unit having a laterally extending supporting wall and defining a heating chamber that is disposed below the supporting wall, at least a lower slot that is formed in the supporting wall and that is in spatial communication with the heating chamber, and a warming chamber that is disposed above the supporting wall and that is in fluid communication with the lower slot. An electrical heating unit is disposed in the heating chamber. A cover is mounted removably on the case unit for covering at least a top side of the warming chamber.
    Type: Grant
    Filed: July 21, 2004
    Date of Patent: December 13, 2005
    Assignee: Tsann Kuen Enterprise Co., Ltd.
    Inventors: Tsung-Yi Chuang, Li-Hsuan Lin
  • Griller
    Patent number: D541582
    Type: Grant
    Filed: April 26, 2006
    Date of Patent: May 1, 2007
    Assignee: Tsann Kuen Enterprise Co., Ltd.
    Inventors: Tsung-Yi Chuang, Wei-Mien Hsu