Patents by Inventor Jing-Wen Peng

Jing-Wen Peng 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).

  • Patent number: 6838193
    Abstract: This invention features a dipyrazolo-pyridine compound of formula (I): each of R1, R2, R3, and R4, independently, is H, alkyl, alkenyl, cycloalkyl, aryl, or heteroaryl; and each of R5 and R6, independently, is aryl or heteroaryl, or R5 and R6, together with the N atom they are attached to, are heteroaryl. The dipyrazolo-pyridine compound can be used in an electro-luminescence device.
    Type: Grant
    Filed: November 14, 2002
    Date of Patent: January 4, 2005
    Assignee: Academia Sinica
    Inventors: Yu-Tai Tao, Chung-Wen Ko, Chang-Hao Chuen, Jing-Wen Peng
  • Publication number: 20030186082
    Abstract: This invention features a dipyrazolo-pyridine compound of formula (I): 1
    Type: Application
    Filed: November 14, 2002
    Publication date: October 2, 2003
    Inventors: Yu-Tai Tao, Chung-Wen Ko, Chang-Hao Chuen, Jing-Wen Peng