Patents by Inventor Dong-Ouk Ji

Dong-Ouk Ji 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).

  • APPARATUS AND METHOD FOR SAWING SINGLE CRYSTAL INGOT
    Publication number: 20120085333
    Abstract: Provided are an apparatus and a method for sawing a single crystal ingot. The apparatus includes a wire saw sawing an ingot, a roller driving the wire saw, and a bath containing a liquid cooling the ingot before sawing the ingot.
    Type: Application
    Filed: October 12, 2011
    Publication date: April 12, 2012
    Inventors: Ki-Soo Kwon, Heui-Don Cho, Dong-Ouk Ji