Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11542569 | Austenitic stainless steel having excellent processability and surface characteristics, and manufacturing method therefor | Sang Jin Lee, Jae Hong Shim, Yong-Heon Lee, Jong Jin Jeon | 2023-01-03 |
| 11299799 | Austenitic stainless steel product having excellent surface properties and manufacturing method of the same | Jae Hong Shim, Gyu Jin Jo, Dong Chul Chae | 2022-04-12 |
| 10138796 | Ferritic stainless steel for automotive exhaust system, which have excellent corrosion resistance against condensate, moldability, and high-temperature oxidation resistance, and method for manufacturing same | Han-Jin Ryu, Gi Sun Tae, Hun Jae Ha | 2018-11-27 |