Patents by Inventor Hyun-Jun Tark

Hyun-Jun Tark 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).

  • HOT DIPPED GALVANIZED STEEL SHEET WITH EXCELLENT DEEP DRAWING PROPERTIES AND ULTRA-LOW TEMPERATURE ADHESIVE BRITTLENESS, AND PREPARATION METHOD THEREOF
    Publication number: 20140017516
    Abstract: Provided is a hot dipped galvanized steel sheet with excellent deep drawing properties and ultra-low temperature adhesive brittleness, wherein the average diameter of crystal particles of a hot-dip galvanizing layer is 150-400 ?m, and the degree of the preferred orientation with respect to the (0001) face of the hot-dip galvanizing layer is 3,000-20,000 cps (counter per second), and a preparation method thereof.
    Type: Application
    Filed: January 20, 2011
    Publication date: January 16, 2014
    Applicant: POSCO
    Inventors: Seung-Bok Lee, Jun-Woo Park, Hyun-Jun Tark, Moon-Hi Hong, Ju-Youn Lee