Patents by Inventor Choong K. Rhee

Choong K. Rhee 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).

  • Digital electrochemical etching of compound semiconductors
    Patent number: 5385651
    Abstract: A method for the digital electrochemical etching of compound semiconductors in an electrochemical flow cell system in which alternating electrochemical potentials are applied between a reference electrode and the compound semiconductor sufficient to strip portions, preferably atomic layers, of the elements of compound semiconductors from the compound semiconductors.
    Type: Grant
    Filed: May 28, 1993
    Date of Patent: January 31, 1995
    Assignee: University of Georgia Research Foundation
    Inventors: John L. Stickney, Qing Lei, Choong K. Rhee