Patents by Inventor Hsieh Hung-Hsin

Hsieh Hung-Hsin 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).

  • Patent number: 5374073
    Abstract: The present invention is related to a tractive baggage handcart comprising a travel case, a tractive retractable device on the back of said travel case, a base retractable device on the bottom of said travel case, a tie belt and a foldable chair, wherein the tractive retractable device is provided with telescopic upper, middle and lower retractable pipes for shortening or lengthening the vertical dimension of the handcart. An extensible shelf is slidably mounted on the underside of the base for supporting a second travel case in front of the travel case positioned on the base. The tie belt can be extended around the two travel cases to retain them as a unitary package on the handcart.
    Type: Grant
    Filed: February 8, 1993
    Date of Patent: December 20, 1994
    Inventor: Hsieh Hung-Hsin