Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11299799 | Austenitic stainless steel product having excellent surface properties and manufacturing method of the same | Hyung Gu KANG, Jae Hong Shim, Gyu Jin Jo | 2022-04-12 |
| 9790565 | Hot-rolled stainless steel sheet having excellent hardness and low-temperature impact properties | Gyu Jin Jo, Jae-Hwa Lee, Kwang Yuk Kim | 2017-10-17 |
| 9731345 | Martensitic stainless steel highly resistant to corrosion, and method for manufacturing same | Ki Hoon JO, Won-Qeun Son, Bong-Wn Kim | 2017-08-15 |