JR

Joo-Hyun RYU

PC Posco Co.: 4 patents #2 of 185Top 2%
PF Postech Academy-Industry Foundation: 2 patents #3 of 145Top 3%
Overall (2021): #47,001 of 548,734Top 9%
4
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
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