Patents by Inventor Jeon-ll Lee

Jeon-ll Lee 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).

  • Methods of Fabricating Semiconductor Devices
    Publication number: 20150093897
    Abstract: Semiconductor devices and methods of fabricating the same are provided. The methods include preparing a template having a three dimensional (3D) stair type structure formed in intaglio, forming an imprint pattern having the stair type structure using the template, and simultaneously forming stair type patterns on a substrate using the imprint pattern.
    Type: Application
    Filed: June 9, 2014
    Publication date: April 2, 2015
    Inventors: Cha-Won Koh, Hyun-Woo Kim, Jeon-ll Lee, Hyo-Sung Lee