Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12359291 | High-strength galvanized steel sheet having excellent distinctness of image after painting and manufacturing method therefor | Yu-Mi Ha, Seong-Ho Han | 2025-07-15 |
| 12338533 | High-strength hot-dip galvanized steel sheet with excellent formability and process for producing same | Yu-Mi Ha | 2025-06-24 |
| 12305287 | Plated steel sheet having excellent strength, formability and surface property and method for manufacturing same | Yong Hoon Choi, Yu-Mi Ha, Seong-Ho Han | 2025-05-20 |
| 12195820 | Plated steel sheet having excellent strength, formability and surface quality, and manufacturing method therefor | Yu-Mi Ha | 2025-01-14 |