Patents by Inventor Lieu Ngoc LE

Lieu Ngoc LE 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).

  • Hollow fiber structures, methods of use thereof, methods of making, and pressure-retarded processes
    Patent number: 10654003
    Abstract: Embodiments of the present disclosure provide for composite materials, methods of making composite materials, methods of using composite materials, and the like. In particular, the present application relates to hollow fibers and to pressure-retarded osmosis systems comprising said fibers. The hollow fibers have an inside layer and an outside layer, wherein the outside layer covers an outside surface of the inside layer, wherein the inside layer forms a boundary around the lumen, wherein the inside layer includes a bi-layer structure, wherein the bi-layer structure includes a sponge-like layer and a finger-like layer, wherein the sponge-like layer is disposed closer to the lumen of the hollow fiber and the finger-like layer is disposed on the sponge-like layer on the side opposite the lumen, wherein the outside layer includes a polyamide layer.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: May 19, 2020
    Assignee: KING ABDULLAH UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Lieu Ngoc Le, Murthy Srivatsa Bettahalli Narasimha, Suzana Nunes, Tai-Shung Chung
  • HOLLOW FIBER STRUCTURES, METHODS OF USE THEREOF, METHODS OF MAKING, AND PRESSURE-RETARDED PROCESSES
    Publication number: 20180169592
    Abstract: Embodiments of the present disclosure provide for composite materials, methods of making composite materials, methods of using composite materials, and the like. In particular, the present application relates to hollow fibers and to pressure-retarded osmosis systems comprising said fibers. The hollow fibers have an inside layer and an outside layer, wherein the outside layer covers an outside surface of the inside layer, wherein the inside layer forms a boundary around the lumen, wherein the inside layer includes a bi-layer structure, wherein the bi-layer structure includes a sponge-like layer and a finger-like layer, wherein the sponge-like layer is disposed closer to the lumen of the hollow fiber and the finger-like layer is disposed on the sponge-like layer on the side opposite the lumen, wherein the outside layer includes a polyamide layer.
    Type: Application
    Filed: June 3, 2016
    Publication date: June 21, 2018
    Inventors: Lieu Ngoc LE, Murthy Srivatsa BETTAHALLI NARASIMHA, Suzana NUNES, Tai-Shung CHUNG