Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11465049 | Method for advertising through playing card game and system therefor | Beoung Cheon Kim | 2022-10-11 |
| 11183025 | Method and system for holding club-competition web board game contest | Beoung Cheon Kim | 2021-11-23 |