Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12351885 | Wire rod for graphitization heat treatment, graphite steel, and manufacturing method therefor | Nam-Suk Lim, In-Gyu Park, Seon Gu Lee | 2025-07-08 |
| 12281368 | Wire rod of which softening heat treatment can be omitted, and manufacturing method therefor | Jae Seung Lee, Byoung-Gab Lee, Sang Yoon Lee, Woo Seok Choi | 2025-04-22 |
| 9248321 | Fire evacuation installation | Jung-O Nam | 2016-02-02 |