Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10584407 | Zinc alloy plated steel material having excellent weldability and processed-part corrosion resistance and method of manufacturing same | Sang-Heon Kim, Tae-Chul Kim, Jong-Sang Kim, Hyun-Chu Yun, Bong-Hwan Yoo +1 more | 2020-03-10 |
| 10544497 | Zn alloy plated steel sheet having excellent phosphatability and spot weldability and method for manufacturing same | Sang-Heon Kim, Tae-Chul Kim, Jong-Sang Kim, Bong-Hwan Yoo, Hyun-Chu Yun | 2020-01-28 |