Patents by Inventor Randolph Sui

Randolph Sui 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).

  • Fabric care pellets and methods
    Patent number: 10144909
    Abstract: Described are fabric care pellets comprising an amphiphilic polymer, preferably an ethylene acrylic acid copolymer, a surfactant, and a filler, wherein the pellet contains 30 wt % to 90 wt % amphiphilic polymer, preferably ethylene acrylic acid copolymer, and methods of making and using the same.
    Type: Grant
    Filed: June 17, 2011
    Date of Patent: December 4, 2018
    Assignee: Dow Global Techlologies LLC
    Inventors: Sun Tong, Randolph Sui, Michael P. Gao, Yurong Cao