Patents by Inventor Chang-Heon Pakr

Chang-Heon Pakr 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).

  • Publication number: 20130049209
    Abstract: A semiconductor device includes first conductive patterns adjacent to each other and isolated by a trench including first and second trenches, a second conductive pattern formed in the first trench, and an insulating pattern partially filling the second trench under the second conductive pattern and formed between the first conductive patterns and the second conductive pattern.
    Type: Application
    Filed: December 21, 2011
    Publication date: February 28, 2013
    Inventors: Seung-Jin YEOM, Noh-Jung Kwak, Chang-Heon Pakr, Sun-Hwan Hwang