Patents by Inventor Yung-Ying Liu

Yung-Ying Liu 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: D632542
    Type: Grant
    Filed: July 3, 2010
    Date of Patent: February 15, 2011
    Assignee: Tai Tong Metal Industrial Co., Ltd.
    Inventor: Yung-Ying Liu
  • Patent number: D632543
    Type: Grant
    Filed: July 3, 2010
    Date of Patent: February 15, 2011
    Assignee: Tai Tong Metal Industrial Co., Ltd.
    Inventor: Yung-Ying Liu