Patents by Inventor Liao Song Qing

Liao Song Qing 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).

  • Tub faucet
    Patent number: D540912
    Type: Grant
    Filed: June 5, 2006
    Date of Patent: April 17, 2007
    Assignee: Masco Corporation of Indiana
    Inventor: Liao Song Qing
  • Faucet
    Patent number: D541906
    Type: Grant
    Filed: June 5, 2006
    Date of Patent: May 1, 2007
    Assignee: Masco Corporation of Indiana
    Inventor: Liao Song Qing
  • Electronic faucet
    Patent number: D541907
    Type: Grant
    Filed: June 5, 2006
    Date of Patent: May 1, 2007
    Assignee: Masco Corporation of Indiana
    Inventor: Liao Song Qing