Patents by Inventor Chi-Lan Chang

Chi-Lan Chang 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).

  • Resin composition, insulating matrix comprising the same and circuit board using the same
    Patent number: 10280250
    Abstract: A resin composition, an insulating matrix comprising the same and a circuit board using the same. The resin composition of the present invention comprises: a cross-linked polymer formed by a diamine unit containing an imide group, which is represented by the following formula (1), and an isocyanate unit represented by the following formula (2): wherein, R1, R2, A, X and a are defined in the specification.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: May 7, 2019
    Inventor: Chi-Lan Chang