Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10689735 | High strength steel sheet having excellent cryogenic temperature toughness and low yield ratio properties, and method for manufacturing same | Sung Ho JANG, Woo-Gyeom Kim | 2020-06-23 |
| 9255305 | High-strength steel sheet having superior toughness at cryogenic temperatures, and method for manufacturing same | Woo-Gyeom Kim, Sang-Ho Kim, In-Shik Suh | 2016-02-09 |
| 8652273 | High tensile steel for deep drawing and manufacturing method thereof and high-pressure container produced thereof | Soon-Taik Hong, Sung Ho JANG | 2014-02-18 |