Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9297057 | Cold rolled steel sheet having aging resistance and superior formability, and process for producing the same | Jeong-Bong Yoon, Won-Ho Son, Ki-Bong Kang, Ki-Duck Park | 2016-03-29 |
| 7914851 | Method of manufacturing hot-dipped galvanized steel sheet | Sang-Heon Kim, Yeong-Sool Jin | 2011-03-29 |
| 6939623 | High strength steel plate having superior electromagnetic shielding and hot-dip galvanizing properties | Eel-Young Kim, Jae-Young Lee, Jin-Gun Sohn, Young-Jin Kwak, Soon-joo Kwon +2 more | 2005-09-06 |
| 6893739 | Steel plate and a hot dip galvanizing steel plate having superior electric and magnetic shielding property | Jae-Young Lee, Eel-Young Kim, Jin-Gun Sohn, Young-Jin Kwak, Soon-joo Kwon +2 more | 2005-05-17 |
| 6773803 | Far-infrared emission powder with antibacterial activity and bio-wave steel plate coated with resin containing same | Jae-Young Lee, Eel-Young Kim, Jin-Gun Sohn, Ji Eun Oh, Jae-Eok Cho +3 more | 2004-08-10 |
| 6114675 | Alloying system and heating control device for high grade galvanized steel sheet | Kozo Wada, Etsurou Hirai, Kazuya Tsurusaki, Yuuji Asahara, Kwang-Hee Han +3 more | 2000-09-05 |
| 6042892 | Apparatus for coating zinc on steel sheet, and method therefor | Sang Hean Kim, Jin Hwan Chung | 2000-03-28 |