Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12123066 | Ultrahigh-strength steel sheet having excellent yield ratio, and manufacturing method therefor | Sea-Woong Lee, Bruno C. De Cooman, Kyoo-Young Lee, Eun Jung Seo, Seon-Jong LEE +1 more | 2024-10-22 |
| 11655517 | Ultrahigh-strength and high-ductility steel sheet having excellent cold formability | Kyoo-Young Lee, Sea-Woong Lee | 2023-05-23 |
| 11453922 | Ultra-high-strength steel sheet having excellent hole expandability and yield ratio, and method of manufacturing the same | Kyoo-Young Lee, Sea-Woong Lee, Won-Hwi Lee | 2022-09-27 |
| 11299793 | Steel sheet having excellent resistance to liquid metal embrittlement cracks and method for manufacturing the same | Sea-Woong Lee, Kyoo-Young Lee, Ki-Cheol Kang | 2022-04-12 |
| 11203795 | Ultra-high strength steel plate having excellent formability and hole-expandability, and method for manufacturing same | Kyoo-Young Lee, Sea-Woong Lee, Won-Hwi Lee, Byun-Mok Hwang | 2021-12-21 |
| 11186892 | Hot rolled steel sheet having excellent strength and elongation | Sung-Hak Lee, Kyoo-Young Lee, Sea-Woong Lee, Seok-Su SOHN, Hyung Soo Lee +1 more | 2021-11-30 |
| 10941467 | Cold-rolled steel sheet with excellent formability, galvanized steel sheet, and manufacturing method thereof | Chang-Hyo SEO, Yeon-Sang AHN, Kyoo-Young Lee, Won Pyo Hong | 2021-03-09 |
| 10907230 | Ultra high-strength and high-ductility steel sheet having excellent yield ratio and manufacturing method therefor | Nack-Joon Kim, Sung-Hak Lee, Won-Hwi Lee, Kyoo-Young Lee, Sea-Woong Lee | 2021-02-02 |
| 10793159 | Apparatus for providing map information for determining driving situation of vehicle, system including the same, and method thereof | Jun Soo Kim, Tae Sung Choi | 2020-10-06 |
| 10752968 | Ultrahigh-strength high-ductility steel sheet having excellent yield strength, and manufacturing method therefor | Kyoo-Young Lee, Sea-Woong Lee | 2020-08-25 |
| 10604820 | Method of continuously annealing a strip | Jai-Hyun Kwak, Kyoo-Young Lee, Hang-Sik Cho, Man-Young Park | 2020-03-31 |
| 10519526 | High-strength cold rolled steel sheet having excellent ductility, hot-dip galvanized steel sheet and method for manufacturing same | Kyoo-Young Lee, Jai-Hyun Kwak, Dong-Seoug Sin, Se-Don Choo | 2019-12-31 |
| 10358691 | Apparatus for continuous annealing of strip and method for continuous annealing of same | Jai-Hyun Kwak, Kyoo-Young Lee, Hang-Sik Cho, Man-Young Park | 2019-07-23 |