Patents by Inventor Cheih-Wei Chen

Cheih-Wei Chen 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).

  • Furan-containing hole transporting materials
    Patent number: 7128983
    Abstract: A furan-containing compound of formula (I): Ar is aryl, heteroaryl, or oligoaryl; A is furyl; B is aryl or heteroaryl; R1 is hydrogen, alkenyl, alkynyl, aryl, heteroaryl, cyclyl, heterocyclyl, or oligoaryl; and R2 is hydrogen, alkyl, alkenyl, alkynyl, aryl, heteroaryl, cyclyl, or heterocyclyl. The compound is useful as a hole transporting material in an organic light emitting diode device.
    Type: Grant
    Filed: August 18, 2003
    Date of Patent: October 31, 2006
    Assignee: Academia Sinica
    Inventors: Tien-yau Luh, Lingzhi Zhang, Chin-Fa Lee, Chung-Chih Wu, Cheih-Wei Chen