Patents by Inventor Myung Hoon Lim

Myung Hoon Lim 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: 20200279912
    Abstract: A super junction semiconductor device includes a substrate of a first conductive type, the substrate having an active region, a peripheral region and a transition region, an epitaxial layer formed on the substrate, the epitaxial layer having the first conductive type, a plurality of pillars extending from the substrate through the epitaxial layer in a vertical direction, a gate electrode structure formed in the active region and on the epitaxial layer, a gate pad structure formed in the transition region and over the epitaxial layer, and a reverse recovery layer interposed between the gate pad structure and the epitaxial layer, the reverse recovery layer being configured to disperse a reverse recovery current at the gate pad structure.
    Type: Application
    Filed: February 28, 2020
    Publication date: September 3, 2020
    Inventors: Tae Young Joung, Choul Joo Ko, Myoung Bum Pyan, Young Seok Kim, Ung Bi Son, Myung Hoon Lim, Jae Hyun Lee