Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12286325 | Storage container for welding wire | Seong-Hun Kim, Ho-Kyu Kang, Chang Uk SONG, Kyo Hun Kim | 2025-04-29 |
| 6039146 | Method of manufacturing speaker diaphragm | Hong J Byun, Jun Woo Lim | 2000-03-21 |