Patents by Inventor Ya-Qing Huang

Ya-Qing Huang 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).

  • Exercise ball device
    Publication number: 20040038784
    Abstract: An exercise ball device has an elastic cable, two end hooks disposed on two ends of the elastic cable, and at least a ball having a retainer ring to receive one of the end hooks.
    Type: Application
    Filed: August 23, 2002
    Publication date: February 26, 2004
    Inventor: Ya-Qing Huang