Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12045329 | Biometric authentication smart cards | Sung Ung Kwak, Ji-soo Chang | 2024-07-23 |
| 11902434 | Crum chip and smart card | Jong Seon Shin, Seung Su JEON | 2024-02-13 |
| 11847209 | Memory device and system | Joong-Chul Yoon, Jae-Keun Oh | 2023-12-19 |
| 8474045 | Method of detecting program attacks | — | 2013-06-25 |