Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11645640 | Authentication and payment system and method using mobile communication terminal | Jun Won Choi, Joo-Moon Lee, Se Hyun Oh, Myung-Sung Lee | 2023-05-09 |
| 9990622 | Authentication and payment system and method using mobile communication terminal | Jun Won Choi, Joo-Mun Lee, Se Hyun Oh, Myung-Sung Lee | 2018-06-05 |