Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11674194 | Cold rolled steel sheet for flux-cored wire, and manufacturing method therefor | Min-Gwan Seong, Jin A Kim | 2023-06-13 |
| 11578379 | Cold-rolled steel sheet having excellent high-temperature properties and room-temperature workability | — | 2023-02-14 |
| 10196703 | Hot-rolled steel having excellent workability and anti-aging properties | Jong-Hwa Kim | 2019-02-05 |
| 7922968 | Corrosion resistance improved steel sheet for automotive muffler and method of producing the steel sheet | Won-Ho Son, Seung Hee Lee, Jeong-Bong Yoon, Hee-Man Son | 2011-04-12 |