Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12410503 | Plated steel sheet having excellent corrosion resistance and bendability and method for manufacturing same | Tae-Chul Kim, Sung-Joo Kim, Myung-Soo Kim, Yong-Kyun Cho, Il-Ryoung Sohn | 2025-09-09 |
| 12351919 | Plated steel sheet having excellent sealer adhesion and method for manufacturing same | Tae-Chul Kim, Il-Ryoung Sohn | 2025-07-08 |
| 12270108 | Plated steel sheet having excellent corrosion resistance, workability and surface quality and method for manufacturing same | Il-Ryoung Sohn, Sung-Joo Kim, Tae-Chul Kim, Myung-Soo Kim, Jong-Sang Kim +2 more | 2025-04-08 |
| 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, Hyun-Chu Yun +1 more | 2022-02-15 |
| 10982309 | Hot-rolled galvanized steel sheet having excellent galling resistance, formability and sealer-adhesion property and method for manufacturing same | Sang-Heon Kim, Hyeon Seok Hwang, Suk-Kyu Lee, Sun-Ho Jeon, Yon-Kyun Song | 2021-04-20 |
| 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, Hyun-Chu Yun +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, Hyun-Chu Yun | 2020-01-28 |
| 9745654 | Hot dip zinc alloy plated steel sheet having excellent corrosion resistance and external surface and method for manufacturing same | Min-Suk Oh, Young-Sool Jin, Sang-Heon Kim, Su Young Kim | 2017-08-29 |
| 9302449 | High corrosion resistant hot dip Zn alloy plated steel sheet | Sang-Heon Kim, Young-Sool Jin, Min-Suk Oh, Su Young Kim | 2016-04-05 |