Patents by Inventor Jong-hyub Back

Jong-hyub Back 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).

  • NOVEL ORGANIC DYE AND PREPARATION THEREOF
    Publication number: 20110094588
    Abstract: This disclosure relates to novel organic dye and a method for preparing the same. The dye compound of the present invention, when used for a dye-sensitized solar cell (DSSC), shows improved molar absorption coefficient, Jsc (short circuit photocurrent density) and photoelectric transformation efficiency, compared to dyes of the prior art, thus largely improving solar cell efficiency, and it may be purified without expensive column thus remarkably lowering dye synthesis cost.
    Type: Application
    Filed: June 29, 2009
    Publication date: April 28, 2011
    Applicant: Dongjin Semichem Co., Ltd.
    Inventors: Chong-chan Lee, Jong-hyub Back, Hoe-taek Yang