Patents by Inventor Sangchul Yang

Sangchul Yang 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: 20230217646
    Abstract: A semiconductor device includes a vertical stack of ring-shaped electrodes that are electrically connected together into a top electrode of a capacitor, on a semiconductor substrate. A bottom electrode of the capacitor is also provided, which extends vertically in a direction orthogonal to a surface of the substrate and through centers of the vertical stack of ring-shaped electrodes. An electrically insulating bottom supporting pattern is provided, which extends between a lowermost one of the ring-shaped electrodes and an intermediate one of the ring-shaped electrodes.
    Type: Application
    Filed: August 16, 2022
    Publication date: July 6, 2023
    Inventors: Jung-Bum Lim, Seungjin Kim, Sangchul Yang, Jeon Il Lee, Hoin Lee