Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12424379 | Transformer and power supplying device including the same | Chang Yong Kwon, Dong Kyun Ryu, Yun Sic BANG | 2025-09-23 |
| 12334694 | Electric appliance and adapter | Young Jun Jang, Hyun-Su Kim, Jun Kyu Lee, Pill Ju Kim, Dong Kyun Ryu | 2025-06-17 |