Patents by Inventor Tien Guan THNG

Tien Guan THNG 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: 20230398040
    Abstract: There is provided a multi-layered sheet mask comprising at least (a) a porous first layer having a first side and a second side, wherein the first side is opposite to the second side, and comprises a plurality of three-dimensional patterns extending therefrom; (b) a second layer attached to the second side of the porous first layer, the second layer comprising at least one pouch for receiving or containing at least one first active ingredient; a porous support structure; an air pouch that is sandwiched between the second side of the porous first layer and the porous support structure; and a plurality of microchannels that extend from the pouch and beyond the first side of the porous first layer when the air pouch is deflated; and (c) a third layer attached to the second layer for receiving or containing at least one second active ingredient.
    Type: Application
    Filed: November 9, 2021
    Publication date: December 14, 2023
    Applicant: NATIONAL UNIVERSITY OF SINGAPORE
    Inventors: Yin Chiang Freddy BOEY, Ngeow Khing CHIA, Tien Guan THNG