Patents by Inventor Ha T.-T. Nguyen

Ha T.-T. Nguyen 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).

  • Method for improved surface planarity in selective epitaxial silicon
    Patent number: 4786615
    Abstract: A method for growing selective epitaxial silicon by chemical vapor deposition resulting in a substantially planar surface by growing superimposed silicon layers at temperatures above and below a transition point.
    Type: Grant
    Filed: August 31, 1987
    Date of Patent: November 22, 1988
    Assignee: Motorola Inc.
    Inventors: Hang M. Liaw, Ha T.-T. Nguyen