Patents by Inventor Wang-Hsing Chang

Wang-Hsing Chang 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: 7757689
    Abstract: An inflatable isolating cabin is provided for a patient to be isolated, and especially for a patient to be moved or transported, and the cabin can be formed after being inflated and collapsed into a solid form convenient for storage. It comprises a very tough and soft base, a flexible outer hood, an inflatable supporting structure, and a filtering means. Wherein a part of the periphery of the outer hood is fixedly connected with the base, and the other part is detachably connected with the base; the inflatable supporting structure is provided with at least one inflation inlet hole and after the inflation of the supporting structure, the outer hood is unfolded away from the base to form the cabin to allow a patient to lie therein.
    Type: Grant
    Filed: July 19, 2006
    Date of Patent: July 20, 2010
    Assignee: Krystal Star International Corporation
    Inventor: Wang-Hsing Chang
  • Publication number: 20080020695
    Abstract: An inflatable isolating cabin is provided for a patient to be isolated, and especially for a patient to be moved or transported, and the cabin can be formed after being inflated and collapsed into a solid form convenient for storage. It comprises a very tough and soft base, a flexible outer hood, an inflatable supporting structure, and a filtering means. Wherein a part of the periphery of the outer hood is fixedly connected with the base, and the other part is detachably connected with the base; the inflatable supporting structure is provided with at least one inflation inlet hole and after the inflation of the supporting structure, the outer hood is unfolded away from the base to form the cabin to allow a patient to lie therein.
    Type: Application
    Filed: July 19, 2006
    Publication date: January 24, 2008
    Inventor: Wang-Hsing Chang