Patents by Inventor Jong Hoi Cho

Jong Hoi Cho 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).

  • ELECTRON EMITTER AND LIGHT EMITTING APPARATUS COMPRISING SAME
    Publication number: 20180198027
    Abstract: The present invention relates to an electron emitter, a method for manufacturing the same, and a light emitting apparatus comprising the same, and, more particularly, to an electron emitter comprising a semiconductor wafer having a nanostructure formed in at least a portion thereof. The present invention is capable of providing a large-area electron emitter, and also capable of providing a light emitting apparatus which has improved light emission efficiency and can be operated by an electron injection method.
    Type: Application
    Filed: January 21, 2016
    Publication date: July 12, 2018
    Inventors: Yong Hoon Cho, Jong Hoi Cho, Je Hyung Kim