Patents by Inventor Hsiu-Hsuan YEH

Hsiu-Hsuan YEH 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).

  • Luminescent platinum(II) complexes with biazolate chelates
    Patent number: 9040702
    Abstract: A platinum complex of a formula (I): where R1 and R2 are each fluoroalkyl, X is C—H or nitrogen, and L1 is a bidentate, nitrogen-containing heteroaromatic ligand.
    Type: Grant
    Filed: May 14, 2014
    Date of Patent: May 26, 2015
    Assignee: NATIONAL TSING HUA UNIVERSITY
    Inventors: Yun Chi, Hsiu-Hsuan Yeh
  • Bisazole-based compound and group VIII transition metal complex
    Patent number: 8889872
    Abstract: A bisazole-based compound is represented by formula (I): wherein X represents C—R3 or nitrogen, R1 and R2 independently represent a haloalkyl group, R3 represents H or F. A transition metal complex is represented by formula (II): ML1L2L3??(II) wherein M is a transition metal, L1 represents in which X represents C—R31 or nitrogen, R11 and R21 independently represent a haloalkyl group, and R31 represents H or F; and L2 and L3 independently represent a dipyridine-based ligand.
    Type: Grant
    Filed: November 2, 2012
    Date of Patent: November 18, 2014
    Assignee: National Tsing Hua University
    Inventors: Yun Chi, Hsiu-Hsuan Yeh, Shu-Te Ho, Shih-Han Chang
  • BISAZOLE-BASED COMPOUND AND GROUP VIII TRANSITION METAL COMPLEX
    Publication number: 20130296567
    Abstract: A bisazole-based compound is represented by formula (I): wherein X represents C—R3 or nitrogen, R1 and R2 independently represent a haloalkyl group, R3 represents H or F. A transition metal complex is represented by formula (II): ML1L2L3??(II) wherein M is a transition metal, L1 represents in which X represents C—R31 or nitrogen, R11 and R21 independently represent a haloalkyl group, and R31 represents H or F; and L2 and L3 independently represent a dipyridine-based ligand.
    Type: Application
    Filed: November 2, 2012
    Publication date: November 7, 2013
    Inventors: Yun CHI, Hsiu-Hsuan YEH, Shu-Te HO, Shih-Han CHANG