Patents by Inventor Heung Kiu CHENG

Heung Kiu CHENG 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).

  • Publication number: 20230018287
    Abstract: The invention relates to a window for a building structure containing optically transparent and self-cooling coatings on a substrate. The optically transparent and self-cooling coatings has a multi-layered structure including a passive cooling layer, a near-infrared radiation absorption layer and a near-infrared radiation reflecting layer. The optically transparent and self-cooling coatings have a visible light transmittance of more than approximately 70%. In addition, an air temperature under the window under ventilation condition is reduced by at least approximately 2° C., and an air temperature under the window under insulated condition is reduced by at least approximately 8° C.
    Type: Application
    Filed: June 23, 2022
    Publication date: January 19, 2023
    Inventors: Tomi Pekka Bernhard NISSINEN, Hau To WONG, Heung Kiu CHENG