Patents by Inventor Yao-Leng Chan

Yao-Leng Chan 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).

  • Folding chair
    Patent number: D653471
    Type: Grant
    Filed: August 9, 2011
    Date of Patent: February 7, 2012
    Inventor: Yao-Leng Chan
  • Stacking chair
    Patent number: D686833
    Type: Grant
    Filed: November 30, 2012
    Date of Patent: July 30, 2013
    Inventor: Yao-Leng Chan