Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11068877 | Method and device for displaying indication of payment | Jeonghwa Lee, Kyungduk Kim | 2021-07-20 |
| 10902402 | Portable device and electronic payment method of portable device | Hyeseon Song, Nalin CHAKOO, Chaekyung Shin, Young-Kyoo Kim | 2021-01-26 |