Patents by Inventor Ken Sain Keat Chuang

Ken Sain Keat 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).

  • Massage chair
    Patent number: D655931
    Type: Grant
    Filed: October 11, 2011
    Date of Patent: March 20, 2012
    Assignee: Human Touch, LLC
    Inventors: Ken Sain Keat Chuang, Alain Kim Loon Chan