Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9710803 | Mobile terminal, security server and payment method thereof | Sun-eung Park, Tae-kwang Um, Cheol-ju Hwang | 2017-07-18 |
| 9563764 | Method and apparatus for performing authentication between applications | Tae-kwang Um, Sun-eung Park, Jin-goo Seo, Cheol-ju Hwang | 2017-02-07 |