Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11248287 | Zinc alloy plated steel material having excellent weldability and processed-part corrosion resistance | Min-Suk Oh, Sang-Heon Kim, Tae-Chul Kim, Jong-Sang Kim, Bong-Hwan Yoo +1 more | 2022-02-15 |
| 10584407 | Zinc alloy plated steel material having excellent weldability and processed-part corrosion resistance and method of manufacturing same | Min-Suk Oh, Sang-Heon Kim, Tae-Chul Kim, Jong-Sang Kim, 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 | Min-Suk Oh, Sang-Heon Kim, Tae-Chul Kim, Jong-Sang Kim, Bong-Hwan Yoo | 2020-01-28 |
| 9783686 | Surface-treated steel plate and production method for same | Joong Kyu Kim, Hye Jin Yoo, Jong-Sang Kim, Yong-Gyun Jung | 2017-10-10 |