Patents by Inventor Shuji Sue Ding-Lee

Shuji Sue Ding-Lee 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 making polyesters
    Patent number: 7081511
    Abstract: The present invention relates to a process for making a polyester where a dianhydride is reacted with a diol. The resulting polyester can be further reacted with a compound selected from aromatic oxides, aliphatic oxides, alkylene carbonates, alcohols, and mixtures thereof.
    Type: Grant
    Filed: April 5, 2004
    Date of Patent: July 25, 2006
    Assignee: AZ Electronic Materials USA Corp.
    Inventors: Hengpeng Wu, Jianhui Shan, Shuji Sue Ding-Lee, Zhong Xhiang, Eleazor B. Gonzalez, Mark O. Neisser