Patents by Inventor Tang Yan-ho

Tang Yan-ho 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: 5449014
    Abstract: An individual temporary shelter apparatus is an apparatus which can act as a bed, lounge or chair with a complete enclosure including windows for cross ventilation, capable of withstanding wind and precipitation. The apparatus seals against insects and noxious fumes. The apparatus is portable in that it is entirely collapsible to a frame like that of a backpack and includes pockets and shoulder straps and a belt for supporting the frame on the back of the user much like a conventional backpack.
    Type: Grant
    Filed: February 2, 1994
    Date of Patent: September 12, 1995
    Inventor: Tang Yan-ho