Patents by Inventor Sangyeong Han

Sangyeong Han 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).

  • Semiconductor Devices and Methods of Manufacturing the Same
    Publication number: 20130292847
    Abstract: A semiconductor device includes a pair of line patterns disposed on a substrate. A contact plug is disposed between the pair of line patterns and an air gap is disposed between the contact plug and the line patterns. A landing pad extends from a top end of the contact plug to cover a first part of the air gap and an insulating layer is disposed on a second part of the air gap, which is not covered by the landing pad.
    Type: Application
    Filed: March 14, 2013
    Publication date: November 7, 2013
    Inventors: Byoungdeog Choi, JungWoo Seo, Sangyeong Han, Hyun-Woo Chung, Hongrae Kim, Yoosang Hwang