Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12407664 | Method for messenger service and apparatus therefor | Jongseong Kim, Kiman Kim, Dohyeong Kim | 2025-09-02 |
| 11929843 | Device and method for retrieving previous chat history of chat room | Seungwon Lee, Haneol LEE, Kyungsun Kang, Yongkook Park | 2024-03-12 |