Patents by Inventor Quingshan Niu

Quingshan Niu 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).

  • Alicyclic nortricyclene polymers and co-polymers
    Patent number: 6013413
    Abstract: Alicyclic nortricyclene polymers and co-polymers suitable for deep ultraviolet microlithography applications.
    Type: Grant
    Filed: February 25, 1998
    Date of Patent: January 11, 2000
    Assignee: Cornell Research Foundation, Inc.
    Inventors: Jean M. J. Frechet, Quingshan Niu