Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12312528 | Etchant composition and manufacturing method of display device using the same | Jong Hee Park, Hyoung Sik Kim, Sang-Hyuk Lee, Yong-Hoe Kim, Young Kwang Kim +6 more | 2025-05-27 |
| 12312695 | Etchant composition, and method for manufacturing metal pattern and thin film transistor substrate using the same | Bong-Kyun Kim, Changwoo Kwon, Seungbo Shim, ILBAE AHN, Seokjun Jang +6 more | 2025-05-27 |