Patents by Inventor Yue CHEUNG

Yue CHEUNG 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).

  • Air Purifying Device
    Publication number: 20070107597
    Abstract: An air purifying device is disclosed as including a plurality of fins coated with 5 titanium dioxide (TiO2) and positioned substantially parallel to one another to define at least one passageway allowing air to pass through, and a source of ultraviolet (UV) light, in which each of the fins has a hole and two ends, at least part of the UV light source is received within a channel defined by the holes of the fins, and each of the two ends of each fin has two bent portions.
    Type: Application
    Filed: October 19, 2006
    Publication date: May 17, 2007
    Applicant: LIFE AIR IAQ LIMITED
    Inventor: Yue CHEUNG