Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12255018 | Nickel foil for production of thin-film capacitor, and manufacturing method for same | Ki Deok Song, Sang Hwa Yoon | 2025-03-18 |
| 12144124 | Low-roughness surface-treated copper foil with low bending deformation, copper clad laminate comprising same, and printed wiring board | Jung-Woo Seo, Kideok SONG, Sunhyoung Lee | 2024-11-12 |
| 11622445 | Surface-treated copper foil, manufacturing method thereof, copper foil laminate including the same, and printed wiring board including the same | Sang Hwa Yoon, Jung-Woo Seo, Young Ho Ryu, Kideok SONG, Eun Sil Choi +2 more | 2023-04-04 |
| 8530749 | Copper foil attached to the carrier foil, a method for preparing the same and printed circuit board using the same | Jong Ho Ryu, Joung Ah Kang | 2013-09-10 |