Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9501770 | Electronic money charging service system, electronic money charging server and charging method thereof | Wonjun Lee, Seungjin Choi, Hongkeun Ji, Dohyun Jang, Sangsoo Oh +1 more | 2016-11-22 |