Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10263956 | Physical level-based security system for data security of security terminal and method using the same | Yunkoo Lee, Minkyu Joo, Sangwoon Yang | 2019-04-16 |
| 9995269 | Power converting apparatus | Yongjun Sung, Junghee Kim | 2018-06-12 |