Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12202416 | Method for manufacturing real aluminum using aluminum alloy capable of being applied to coil-to-uncoil process, and vehicle interior part | Chang Yeol Yoo, Hyung-Sop Yoon | 2025-01-21 |
| 11639140 | Method for manufacturing real aluminum using aluminum alloy capable of being applied to coil-to-uncoil process, and vehicle interior part | Chang Yeol Yoo, Hyung-Sop Yoon | 2023-05-02 |
| 11525171 | Rose-gold-colored copper alloy and vehicle interior material using the same | Hoo Dam Lee, Chang Yeol Yoo, Jong Kook Lee, Sung Ho Yoon, Yeon Beom Jeong +1 more | 2022-12-13 |
| 9845547 | Electrolytic solution and method for surface treatment of aluminum alloys for casting | Hyung-Sop Yoon, Hyeon Seok YOO, Dong Eun Lee, Chul-Ho Lee, Jin-Sub Choi | 2017-12-19 |