Patents by Inventor David Kou-Fong Hwang

David Kou-Fong Hwang 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).

  • Process for improving device yield in integrated circuit fabrication
    Patent number: 5950096
    Abstract: In the fabrication of an integrated circuit, undesirable bird's beak pull back due to damage caused during ion implantation is alleviated by means of rapid thermal annealing step prior to chemical etching.
    Type: Grant
    Filed: September 22, 1997
    Date of Patent: September 7, 1999
    Assignee: Lucent Technologies Inc.
    Inventors: Robert Y.S. Huang, David Kou-Fong Hwang, Stephen Carl Kuehne, Jean Ling Lee, Jane Qian Liu, Yi Ma, Minseok Oh