Patents by Inventor Hyun-Kee Hong

Hyun-Kee Hong 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).

  • APPARATUS FOR DETECTING METAL CONCENTRATION IN AN ATMOSPHERE
    Publication number: 20110123400
    Abstract: The present invention provides an apparatus for detecting metal concentration from an area including compounding a solution that includes a metal dissolved by a solvent, and a reagent combined with metal ions dissolved in the solution and referring a difference of absorption rates between a compound of the solvent and reagent and a compound of the solution and reagent.
    Type: Application
    Filed: January 31, 2011
    Publication date: May 26, 2011
    Inventors: Hyun-Kee Hong, Jae-Seok Lee, Yang-Koo Lee, Hun-Jung Yi, Jung-Dae Park, Sun-Hee Park
  • APPARATUS AND METHODS FOR DETECTING METAL CONCENTRATION IN AN ATMOSPHERE
    Publication number: 20080194037
    Abstract: The present invention provides methods for detecting metal concentration from an area including compounding a solution that includes a metal dissolved by a solvent, and a reagent combined with metal ions dissolved in the solution and referring a difference of absorption rates between a compound of the solvent and reagent and a compound of the solution and reagent. An apparatus for carrying out the processes described herein are also provided.
    Type: Application
    Filed: February 12, 2008
    Publication date: August 14, 2008
    Inventors: Hyun-Kee Hong, Jae-Seok Lee, Yang-Koo Lee, Hun-Jung Yi, Jung-Dae Park, Sun-Hee Park
  • METAL DETECTION REAGENTS INCLUDING AN AMMONIUM SALT AND METHODS OF USING THE SAME
    Publication number: 20080145942
    Abstract: Provided herein are metal detection reagents including at least one ammonium salt of Formula 1: wherein R1, R2, R3 and R4 are independently selected from the group consisting of hydrogen, C1-30 alkyl and C3-14 aryl, and X? is independently selected from the group consisting of bromide, chloride, iodide, fluoride, nitrate, phosphate and sulfate and methods of using the metal detection reagents to monitor one or more metal ion levels in a solution.
    Type: Application
    Filed: December 12, 2007
    Publication date: June 19, 2008
    Inventors: Hyun-Kee Hong, Jae-Seok Lee, Yang-Koo Lee, Hun-Jung Yi