Patents by Inventor Carol Hsiuchin Liu

Carol Hsiuchin Liu 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).

  • Acid copper electroplating solutions
    Publication number: 20040187731
    Abstract: Improved acid copper electroplating bath compositions are disclosed. The improved bath solutions contain at least one of a carrier; a water-soluble, mercapto-containing organic brightener; and a leveler which comprises an organic compound containing single or multiply charged centers in acidic bath solution. These electroplating bath compositions are used to copper plate advanced interconnects on semiconductor devices.
    Type: Application
    Filed: April 14, 2004
    Publication date: September 30, 2004
    Inventors: Qing Min Wang, Weiji Huang, Miu Ling Lau, Carol Hsiuchin Liu, Ce Ma, Edward K. Chang, Wenpin Ho, Richard C. Paciej