Patents by Inventor Hsiang Lun Hsu

Hsiang Lun Hsu 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).

  • Organic electroluminescent material and organic electroluminescent element by using the same
    Patent number: 7026061
    Abstract: An organic electroluminescent material of the formula: wherein M is at least one selected from the group consisting of —CH2—, —CH2CH2—, —CH2CH2CH2—, —CH2C(CH3)2CH2—, and —CH2YCH2—, X is at least one selected from the group consisting of oxygen, sulfur, nitrogen, carbon, alkyl, silicon, silyl, phosphorus, aryl, and polyaryl, and n is depending on the amount of free radicals of X. Y is at least one selected from the group consisting of oxygen, sulfur, nitrogen and SiR1R2. Wherein, R1 and R2 is at least one selected from the group consisting of substituted or unsubstituted alkyl having 1 to 10 carbon atoms, and substituted or unsubstituted aryl having 6 to 30 carbon atoms. This invention also discloses an organic electroluminescent element having the organic electroluminescent material.
    Type: Grant
    Filed: March 17, 2003
    Date of Patent: April 11, 2006
    Assignee: RiTdisplay Corporation
    Inventors: Jui Hsiung Liu, Hsiang Lun Hsu, Heh Lung Huang, Tzu Lin Hsieh, Shen-shen Wang
  • Organic electroluminescent material and organic electroluminescent element by using the same
    Publication number: 20040183432
    Abstract: An organic electroluminescent material of the formula: 1
    Type: Application
    Filed: March 17, 2003
    Publication date: September 23, 2004
    Inventors: Jui Hsiung Liu, Hsiang Lun Hsu, Heh Lung Huang, Tzu Lin Hsieh, Shen-shen Wang
  • Organic electroluminescent material and electroluminescent device by using the same
    Publication number: 20040146742
    Abstract: An organic electroluminescent material of the formula: 1
    Type: Application
    Filed: January 24, 2003
    Publication date: July 29, 2004
    Inventors: Hsiang Lun Hsu, Man-Kit Leung, Shen-Shen Wang