Patents by Inventor Wonsam CHO

Wonsam CHO 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).

  • Rack for dishwasher, dishwasher having the same and manufacturing method thereof
    Patent number: 11179023
    Abstract: Disclosed are a rack for a dishwasher, a dishwasher having the same and a manufacturing method thereof. The rack for dishwasher includes a rack body that accommodates therein objects to be cleaned and is disposed within a washing space of the dishwasher, and a fluorine-combined layer formed by molecular binding of fluoride onto a surface of parts formed of a plastic member, enabling the wetting property on the surface of plastic member to be increased to enhance the wetting performance, and friction on the motion parts to be reduced.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: November 23, 2021
    Assignee: LG Electronics Inc.
    Inventors: Minchul Kim, Hyoseong Gwag, Wonsam Cho
  • RACK FOR DISHWASHER, DISHWASHER HAVING THE SAME AND MANUFACTURING METHOD THEREOF
    Publication number: 20200069148
    Abstract: Disclosed are a rack for a dishwasher, a dishwasher having the same and a manufacturing method thereof. The rack for dishwasher includes a rack body that accommodates therein objects to be cleaned and is disposed within a washing space of the dishwasher, and a fluorine-combined layer formed by molecular binding of fluoride onto a surface of parts formed of a plastic member, enabling the wetting property on the surface of plastic member to be increased to enhance the wetting performance, and friction on the motion parts to be reduced.
    Type: Application
    Filed: August 27, 2019
    Publication date: March 5, 2020
    Inventors: Minchul KIM, Hyoseong GWAG, Wonsam CHO