Patents by Inventor Eun Hyup LEE

Eun Hyup 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).

  • VARIABLE RESISTANCE MEMORY DEVICE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20140374684
    Abstract: A variable resistance memory device and a method of manufacturing the same are provided. The variable resistance memory device includes a multi-layered insulating layer formed on a semiconductor substrate on which a lower electrode is formed, and including a plurality of holes of which diameters are increased at a first height or higher, a variable resistance material layer formed on the lower electrode to a second height of each of the holes, and an upper electrode formed on the variable resistance material layer to be buried in each of the holes.
    Type: Application
    Filed: October 4, 2013
    Publication date: December 25, 2014
    Applicant: SK hynix Inc.
    Inventors: Ha Chang JUNG, Eun Hyup LEE