Patents by Inventor Ton-Chau Huang

Ton-Chau 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).

  • Foldable hammock assembly
    Patent number: 5659907
    Abstract: A hammock includes a frame for supporting a support sheet material. The frame includes two beams having end portions secured together and each having a free end. A pair of posts include lower portions secured on the free ends of the beams. The posts are arranged slightly inclined relative to the beams and include two hooks secured to the upper ends for supporting the support sheet material. The support sheet material may be stably supported in place by the frame without securing to trees. The frame may be folded to a compact configuration.
    Type: Grant
    Filed: January 30, 1995
    Date of Patent: August 26, 1997
    Inventor: Ton-Chau Huang