Patents by Inventor Chun-Hui C. C. CHEN

Chun-Hui C. C. 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).

  • METHOD FOR MAKING A COPPER INDIUM CHALCOGENIDES POWDER
    Publication number: 20090196817
    Abstract: A method for making a copper indium chalcogenides powder, includes: (a) reacting a reactant mixture that contains a Cu-containing material, an In-containing material, and a chalcogenides-containing material in a polar organic solvent at an elevated temperature so as to form a precipitate, the polar organic solvent having a molecular structure containing at least one of nitrogen atom and oxygen atom, each of which having at least one lone electron pair, the polar organic solvent further having a dipole moment greater than 2.3 debye; and (b) separating the polar organic solvent from the precipitate.
    Type: Application
    Filed: October 10, 2008
    Publication date: August 6, 2009
    Inventors: Richard FU, Wen-Chi HUANG, Bang-Yen CHOU, Shih-Jen LIN, Chun-Hui C. C. CHEN