Patents by Inventor Qu-Yuan Liu

Qu-Yuan Liu 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).

  • ELECTRON TRANSPORT MATERIAL AND ORGANIC LIGHT EMITTING DEVICE
    Publication number: 20130153863
    Abstract: An organic light emitting device is provided. The organic light emitting device includes a first electrode layer, a second electrode layer and a light emitting material layer. The second electrode layer is disposed opposite to the first electrode layer. The light emitting material layer is disposed between the first electrode layer and the second electrode layer, and includes an organic light emitting material and an electron transport material, wherein the electron transport material includes a compound represented by a formula (1) below: in which a group A represents an aromatic ring, a is 1, and a group B represents a nitrogen containing five-membered heterocyclic group and derivatives thereof, and has at least one nitrogen atom connected to a meta-position of the group A.
    Type: Application
    Filed: April 13, 2012
    Publication date: June 20, 2013
    Applicant: AU OPTRONICS CORPORATION
    Inventors: Ken-Tsung Wong, Hsiao-Fan Chen, Ting-Chih Wang, Shih-Wei Lin, Wen-Yi Hung, Qu-Yuan Liu, Meng-Huan Ho, Ting-Yi Cho, Chieh-Wei Chen, Chung-Chun Lee