Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10457834 | Chrome free coating composition having excellent blackening resistance and corrosion resistance, and surface-treated steel sheet | Young-Jin Kwak, Tae-Yeob Kim, Yong-Jin Cho, Myoung-Hee Choi | 2019-10-29 |