Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12246512 | Aluminum coated blank and manufacturing method thereof | Chang-Yong Lee, Sang Hyeon Park, Jeong Seok Kim | 2025-03-11 |
| 11975375 | Aluminum coated blank and manufacturing method thereof | Chang-Yong Lee, Sung-Ryul Kim, Jeong Seok Kim, Yoo Dong Chung, Soon-geun Jang | 2024-05-07 |