Patents by Inventor Tsung-Yu Hsiao

Tsung-Yu Hsiao 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).

  • Resolution of a narwedine amide derivative
    Publication number: 20050070522
    Abstract: The present invention provides for an efficient method of effecting the resolution of a narwedine amide, and the synthesis of galantamine.
    Type: Application
    Filed: September 27, 2004
    Publication date: March 31, 2005
    Inventors: George Schloemer, Tsung-Yu Hsiao